Patents
- Indian Patents Granted
- Indian Patents Filed
- International Patents Granted / Filed
S.No
Title of Patent
Name of Inventors
Patent Number
Date of Grant
Patent Application Number
Date of filing
1
Durable corrosion resistant coating for fuel cell separator and the process thereof
S. Rama Krishnan,
N. Rajalakshmi,
Krishna Valleti
558766
27/01/2025
202111051526
10/11/2021
2
Process for preparing durable solar control coatings on glass substrates
R Subasri, D Sreenivas Reddy, KRC Soma Raju,
K Srinivasa Rao
506428
02/02/2024
20181024034
27/06/2018
3
Antibacterial Scrub Pads and process for preparing the same.
KRC Soma Raju,
D Sreenivas Reddy, K Srinivasa Rao,
A Xavier Kennedy,
Ayath Bashaa
R Subasri
456240
03/10/2023
202111041925
12/09/2022
4
Biofilm inhibiting sol-gel composition for coating on substrates and process of preparing the same
R Subasri, Ramay Patra, KRC Soma Raju, Susmita Chaudhuri, Prashant Garg, B Bhaskar, Debrupa Sarkar
440726
27/07/2023
202111001104
11/01/2021
5
An Improved Gas and Coolant Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells.
K.S.DhathathreyanN, RajalakshmiG, VelayuthamR, VasudevanT.P, SaranganR. Parthasarathy
423285
27/2/2023
1449/DEL/2010
22/6/2010
6
Solar Selective Coating for Solar Energy Collector / Absorber Tubes with Improved Performance and a Method of Producing the Same
S.SakthivelS, V.JoshiM S Prasad
421064
9/2/2023
2142/DEL/2015
15/7/2015
7
Method of preparation of carbon supported platinum electrode catalyst for PEM fuel cells and product thereof
Dr. N. Rajalakshmi,
Vedarajan Raman,
Jayaraj Prithi
418482
18/01/2023
202011035825
20/08/2020
8
A Process for In-Situ Carbon Coating on Alkali Transition Metal Oxides
MB Sahana, S Vasu, Sathiya Mariappan,
R Gopalan
416052
29/12/2022
2.01611E+11
3/3/2016
9
Method of producing in-situ carbon coated lithium iron phosphate cathode material for lithium ion batteries
S. Anandan, R. Vijay, Tata N. Rao
412586
28/11/2022
2.02011E+11
28/12/2020
10
An improved aqueous method for producing transparent aluminium oxy nitride (ALON) articles
R. Senthil Kumar, Roy Johnson
412454
25/11/2022
1409/DEL/2012
5/8/2012
11
Antimicrobial aqueous based sol-gel composition for coating on substrate and process of preparing the same
D Sreenivas Reddy, KRC Soma Raju,
R Subasri
411262
11/11/2022
201911045386
07/09/2019
12
Process of electroless nickel/nickel phosphide (EN) deposition on graphite substrates
Malobika Karanjai
A Siva Kumar
P.H. Borse
408686
10/10/2022
201811041418
11/01/2018
13
Method of producing carbon nanostructure materials for heat transfer, lubrication and energy storage applications
S.Sakthivel
Mani Karthik
P.S. Kumar
K.K. Phani Kumar
404762
28/08/2022
202011017775
25/04/2020
14
Method of producing porous MgF2 nanoparticles, antireflection coating suspension and coatings for solar optical UV and IR transparent window applications
S SakthivelD KarthikS V Joshi
394551
04/08/2022
4041/DEL/2014
31/12/2014
15
Method of producing graphene like structured nanoporous carbon material from Jute stick based bio-waste for Energy Storage applications and the product thereof
S. Anandan
K. Nanaji
Tata N Rao
394477
04/07/2022
201711006697
24/02/2017
16
Process for producing the nano Boron by cryo-milling
S. Sudhakara Sarma
R. Vijay
Tata N. Rao
391804
11/03/2022
201911025690
27/06/2019
17
A system for treating a surface of bearing components and a process thereof
M.N.Nallaiyan,
E. Anusha
R. Ganesan
S.M. Shariff
M Vittal Khaire
G. Padmanabham
388398
02/03/2022
201711046511
23/12/2017
18
A Super Hydrophobic Coating with High Optical Properties having Easy to Clean Property, UV and Corrosion Resistance Properties, a Process of Preparation and Application of the Same
S Sakthivel,
S Viswanathan,
S V Joshi
382971
29/11/2021
402/DEL/2014
13/02/2014
19
A Process and a Multi-Piston Hot Press for Producing Powder Metallurgy Component, such as Cerametallic Friction Composite
Malobika Karanjai,
A.Siva Kumar
379250
13/10/2021
3844/DEL/2011
28/12/ 2011
20
An Improved Method for Making Sintered Polycrystalline Transparent Sub-Micron Alumina Article
R. Senthil Kumar
378836
07/10/2021
1358/DEL/2011
10/05/2011
21
An Improved Process of Carbon - Metal Oxide Composites Prepared by Nano Casting of Wood and the Product Thereof
J. Revathi,
Atul Suresh Deshpande,
Tata Narasinga Rao
376509
06/09/2021
201611034531
07/10/2016
22
Multi-Track Laser Surface Hardening of Low Carbon Cold Rolled Closely Annealed (CRCA) Grades of Steels
S.M. Shariff,
Manish Tak,
G. Padmanabham
375427
26/08/2021
1411/KOL/2013
13/12/2013
23
An improved coating composition to provide prolonged corrosion protection to anodizable metal surfaces and process of preparing the same
R. Subasri,
S. Manasa
370802
30/06/2021
3082/DEL/2015
28/09/2015
24
A Device for and A Method of Cooling Fuel Cells
K.S.Dhathathreyan,
N. Rajalakshmi,
B. Viswanath Sasank
370365
25/06/2021
1408/DEL/2012
08/05/2012
25
Exfoliated Graphite Separator based Electrolyzer for Hydrogen Generation
K S Dhathathreyan,
R Balaji,
R Krishan,
N Rajalakshmi,
L Babu,
R Vasudevan,
P Sarangan,
R Partasarathy
369206
14/06/2021
3073/DEL/2013
17/10/2013
26
An Improved Test Control System useful For Fuel Cell Stack Monitoring and Controlling
K.S. Dhathathreyan,
N. Rajalakshmi
366702
14/05/2021
269/DEL/2013
31/01/2013
27
An Improved Process For Preparing Durable Multifunctional Coatings On Metal/Alloy Substrates
R. Subasri, S. Pradheebha, Ravi N. Bathe,
G.Padmanabham
366262
06/05/2021
201711020529
12/06/2017
28
A Method of Preparing of Anti Tarnishing Organic-Inorganic Hybrid Sol-Gel and Coating The Same
K Murugan,
R Subasri,
G Padmanabham
366131
05/05/2021
2049/DEL/2015
07/07/2015
29
A method of producing high performance lithium titanate anode material for lithium ion battery applications
S. Anandan,
P.M. Prateeksha,
R. Vijay,
Tata N Rao
365560
28/04/2021
201711006147
21/02/2017
30
Ambient Condition Curable Transparent Super Hydrophobic Coating For Easy To Clean Applications And Method Of Producing The Same
S. Sakthivel,
Easwaramoorthi R.,
Narendra Chundi,
Srinivas Rao Atchuta,
Somendra Parihar,
V. Jayan,
Upain K Arora,
M. Malik,
P.D. Hirani
361991
18/03/2021
201911009429
11/03/2019
31
Method of Deposition of Double Perovskite of Sr-Fe Niobium Oxide Film on a Substrate by Spray Coating Technique and the Coated Substrate Thereof
P H Borse,
Rekha Dom
356708
27/01/2021
1151/DEL/2014
29/04/2014
32
Electronically and Ionically Conducting Multi-Layer Fuel Cell Electrode and a Method for Making the Same
K.S.Dhathathreyan,
N. Rajalakshmi,
R. Vasudevan,
T.P. Sarangan
351830
20/11/2020
2198/DEL/2012
17/07/2012
33
A Method of Preparation of Supported Platinum Nano Particle Catalyst in Tubular Flow Reactor Via Polycol Process
K S Dhathathreyan,
N Rajalakshmi,
K N M Krishna
350276
28/10/2020
1571/DEL/2013
24/05/2013
34
A process to improve strength and fatigue life of HR grade low carbon steel sheet by laser surface hardening adaptable to produce automotive component
Badirujjaman Syed,
S.M. Shariff,
G. Padmanabham,
A. Haldar,
S. Kundu
349560
19/10/2020
600/KOL/2012
25/05/2012
35
Method of producing Hollow MgF2 nanoparticles, anti-reflection coating sols and coatings for optical and solar applications
S. Sakthivel,
K. Chandrasekhar Reddy
348807
07/10/2020
201611041804
07/12/2016
36
An Improved Performance of Nanocomposite Oxide Selective Absorber Coating with Excellent Optical and Thermal Resistant Properties and Method of Manufacturing the Same
S.Sakthivel,
S V.Joshi,
M.Shiva Prasad,
B Mallikarjun
345443
28/08/2020
1111/DEL/2015
22/04/ 2015
37
Method of preparation of carbon supported platinum electrode catalyst for FEM fuel cells and product thereof
N. Rajalakshmi,
Raman Vedarajan,
Prithi Jayaraj
418482
20/8/2020
2.02011E+11
18/1/2023
38
A Novel Laser Surface Modification Technique for Hardening Steel
Manish Tak,
S.M. Shariff,
G. Padmanabham
343960
12/08/2020
337/DEL/2013
06/02/2013
39
An improved process for obtaining a transparent, protective coating on bi-aspheric / planoconvex lenses made of optical grade plastics for use in indirect ophthalmoscopy
R Subasri, Sowntharya Logapperumal,
K Murugan
343375
05/08/2020
3072/DEL/2013
17/10/2013
40
An improved composition for antireflective coating with improved mechanical properties and a process of coating the same
R Subasri, Pavithra Sivaprakasam
342046
20/07/2020
2330/DEL/ 2013
05/08/2013
41
Method Of Producing Nano Structured C-TIO2 Composite Material For Visible Light Active Photocatalytic Self-Cleaning Applications
Dr. S. Sakthivel,
Dr. S. Anandan,
Dr. T.N. Rao
340592
06/07/2020
201811011478
28/03/2018
42
An Improved Composition for Solar Selective Coatings on Metallic Surfaces and a Process for Its Preparation and a Process for Coating using the Compositions
KRC Soma Raju,
D Sreenivas Reddy, R Subasri
340426
06/07/2020
3324/DEL/2011
22/11/2011
43
An improved composition for coating anodizing metal surfaces and a process of coating the same
Gururaj Telsang K.R.C. Somraju R. Subasri G. PadmanabhamR Subasri,
Nirmal Kumar, KRC Soma Raju,
V. Uma
339945
30/06/2020
1310/DEL/2013
03/05/2013
44
Enhanced Thermal Management Systems for Fuel Cell Applications Using Nanofluid Coolant
K.S. Dhathathreyan,
N. Rajalakshmi,
B. Viswanath Sasank,
S. Ramprabhu,
Tessy Theres Baby
339836
30/06/2020
1745/DEL/2012
07/06/2012
45
Process for Producing Anti-Reflective Coatings With Anti-Fogging (Super Hydrophilic), UV, Weather and Scratch Resistance Properties
S Sakthivel,
S Alex,
S V Joshi
339326
25/06/2020
2919/DEL/2013
03/10/2013
46
Methods of preparation of high
Performance ZnO varistors and improved compositions
Kaliyan Hembram,
Tata N. Rao,
Raman S. Srinivasa,
Ajit R. Kulkarni
339072
22/06/2020
2765/DEL/2015
03/09/2015
47
A Polymer Electrolyte Membrane (PEM) Cell and a Method of Producing Hydrogen from Aqueous Organic Solutions
K.S. Dhathathreyan,
R. Balaji,
Ramya Krishnan,
N. Rajalakshmi
338862
19/06/2020
3313/DEL/2012
29/10/2012
48
An improved process to make coating compositions for transparent, UV blocking coatings on glass and a process of coating the same
R. Subasri, Nabormi Mukhopadhyay, K. Murugan
338641
18/06/2020
1152/DEL/2014
29/04/2014
49
A Novel Electrochemical Method for Manufacturing CIGS Thin Film Containing Nanomesh Like Structure
B V Sarada,
S Mandati,
S V Joshi
337455
28/05/2020
426/DEL/2015
16/02/2015
50
A method and an apparatus for
Preparing nickel tungsten based nanocomposite coating deposition
Nitin Wasekar,
D.S. Rao,
G. Sundararajan
337108
20/05/2020
201611001190
13/01/2016
51
Production of Graphene-Based Materials by Thermal Spray
Easwaramoorthy,
G Sivakumar,
S. V. Joshi
335723
22/04/2020
2626/DEL/2015
25/08/ 2015
52
Method of Producing Multifunctional Self Assembled Mixed Phase Titania Spheres
Neha Y Hebalkar,
T N Rao
335724
22/04/2020
3777/DEL/2014
19/12/2014
53
An Improved Gas Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells (PEMFC)
K.S.Dhathathreyan,
N. Rajalakshmi,
S. Pandiyan,
R. Vasudevan,
L. Babu,
T.P. Sarangan,
R. Parthasarathy
332242
18/02/2020
2339/DEL/2008
13/10/2008
54
An Improved Process for Preparation of Nanosilver Coated Ceramic Candle Filter
J. Revathi
K. Murugan
Tata Narasinga Rao
K. Murugan
Tata Narasinga Rao
327532
17/12/2019
1249/DEL/2011
28/04/2011
55
Catalytically and Chemically modified Carbon Nanostructures for Storage of Hydrogen
S. Ramaprabhu
B. Sangeetha
T.S. Remya
G. Subashini
N. Rajalakshmi
K.S. Dhathathreyan
323653
24/10/2019
405/CHE/2013
30/01/2013
56
A High Thermal Stable Selective Solar Absorber layer with Low Emissive Barrier Coating over a Substrate and a Process of Producing the Same
S. Sakthivel
Srinivasa Rao Atchuta
Srinivasa Rao Atchuta
323497
23/10/2019
3312/DEL/2012
29/10/2012
57
An Improved Hybrid Methodology for Producing Composite Multilayered and Graded Coatings by Plasma Spraying Utilizing Powder and Solution Precursor Feedstock
G. Siva Kumar
Shrikant V. Joshi
Shrikant V. Joshi
323443
22/10/2019
2965/DEL/2011
17/10/2011
58
Fuel Cell System Equipped with Oxygen Enrichment System Using Magnet
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
N. Rajalakshmi
B. Viswanath Sasank
321825
27/09/2019
2985/DEL/2012
25/09/2012
59
Improved Magnetron Cathode and a Process for Depositing Thin Films on Surfaces using the said Cathode
A. Subrahmanyam
Krishna Valleti
S V Joshi
G. Sundararajan
Krishna Valleti
S V Joshi
G. Sundararajan
320582
16/09/2019
21/DEL/2008
03/01/2008
60
A Method for Synthesis of Tungsten Disulphide Nanosheets
Joydip Joardar
M.L.Sylvester Sahayaraj
M.L.Sylvester Sahayaraj
320209
11/09/2019
1703/DEL/2012
04/08/2012
61
Process for Producing Anti-Reflective Coatings with Scratch Resistance Property
S. Sakthivel
R.C. Magendiran
Shrikant V. Joshi
R.C. Magendiran
Shrikant V. Joshi
314900
27/06/2019
1777/DEL/2012
11/06/2012
62
A Process for Preparing Nanocrystalline Olivine Structure Transition Metal Phosphate Material
Dinesh Rangappa
R. Gopalan
Tata Narasinga Rao
R. Gopalan
Tata Narasinga Rao
310620
31/03/2019
405/DEL/2012
14/02/2012
63
Novel Copper Foils having High Hardness and Conductivity and a Pulse Reverse Electrodeposition Method for their Preparation
B.V. Sarada,
C.L.P. Pavithra, M. Ramakrishna,
T. Narasinga Rao
306501
29/01/2019
1028/DEL/2009
19/05/2009
64
An Improved Process
for Producing Silica Aerogel Thermal Insulation Product with Increased
Efficiency
Neha Y Hebalkar
305898
18/01/2019
2141/DEL/2015
15/07/ 2015
65
An Improved Coating Composition to Provide Flame Retardant Property to Fabrics and Process of Preparing The Same
R. Subasri and Abhishek Tyagi
305214
01/01/2019
201611040091
12/06/2017
66
An Improved Method of Preparing Porous Silicon Compacts
Dibyendu Chakravarty,
B.V.Sarada,
Tata Narasinga Rao
304349
12/12/2018
912/DEL/2011
31/03/2011
67
An Improved Solar Selective Multilayer Coating and a Method of Depositing the Same
Krishna Valleti
Shrikant V. Joshi
Shrikant V. Joshi
303791
30/11/2018
1567/DEL/2012
22/05/2012
68
An Improved Process for Preparing Nanotungsten Carbide Powder useful for Fuel Cells
K.S. Dhathathreyan
N. Rajalakshmi
T. Narasinga Rao
N. Rajalakshmi
T. Narasinga Rao
303338
22/11/2018
81/DEL/2007
12/01/2007
69
Improved Fuel Cell having Enhanced Performance
N. Rajalakshmi
K.S. Dhathathreyan
K.S. Dhathathreyan
301158
19/09/2018
606/DEL/2007
20/03/2007
70
An improved abrasion resistant and hydrophobic composition for coating plastic surfaces. and a process for its preparation
KRC Soma Raju,
D Sreenivas Reddy,
R Subasri,
G Padmanabham
297072
24/05/2018
1278/ DEL/2011
02/05/2011
71
Improved Scratch and Abrasion Resistant Compositions for Coating Plastic Surfaces, A Process for their Preparation and A Process for Coating Using The Compositions
Gururaj T,
KRC Soma Raju,
R Subasri,
G Padmanabham
295221
28/03/2018
2427/DEL/2010
12/10/2010
72
An Improved Method for Producing ZnO Nanorods
Kaliyan Hembram
D. Sivaprahasam
Tata Narasinga Rao
D. Sivaprahasam
Tata Narasinga Rao
293775
05/03/2018
2759/DEL/2010
19/11/2010
73
A Hydrophilic Membrane Based Humidifier useful for Fuel Cells
K. S. Dhathathreyan
Ramya Krishnan
J. Sreenivas
Ramya Krishnan
J. Sreenivas
291871
18/01/2018
95/DEL/2007
16/01/2007
74
Improved Process for the Preparation of Bi-Functional Silica Particles useful for Antibacterial and Self Cleaning Surfaces
Neha Hebalkar
Tata Narasinga Rao
Tata Narasinga Rao
291408
04/01/2018
3071/DEL/2010
22/12/2010
75
Improved Catalyst Ink For Catalyst Coated Membrane Of Electrode Membrane Assembly And The Process Thereof
K.S.Dhathathreyan
N. Rajalakshmi
N. Rajalakshmi
290765
18/12/2017
631/DEL/2008
13/03/2008
76
An Improved Composition for Coating Metallic Surfaces and a Process for Coating such surfaces using the Composition
KRC Soma Raju, R Subasri,
A Jyothirmayi,
G Padmanabham
290592
14/12/2017
620/DEL/2010
17/03/2010
77
Improved Method for Producing Carbon Containing Silica Aerogel Granules
Neha Hebalkar
290370
07/12/2017
2406/DEL/2010
08/10/2010
78
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi
Neha Hebalkar
T. Narasinga Rao
Neha Hebalkar
T. Narasinga Rao
289543
14/11/2017
1835/DEL/2010
04/08/2010
79
An Improved Method for the Generation of Hydrogen from a Metal Borohydride and a Device Therefor
K.S.Dhathathreyan
K. Ramya
J. Sreenivas
S. Narasimhan
S. Kumar
K. Ramya
J. Sreenivas
S. Narasimhan
S. Kumar
285257
17/07/2017
1106/DEL/2007
23/05/2007
80
An Improved Method for Preparing Nickel Electrodeposited having Predetermined Hardness Gradient
Nitin P Wasekar
G. Sundararajan
G. Sundararajan
285178
14/07/2017
1455/DEL/2009
15/07/2009
81
A Process for the Preparation of Nanosilver and Nanosilver-Coated Ceramic Powders
K. Murugan
T. Narasinga Rao
T. Narasinga Rao
284812
30/06/2017
2786/DEL/2005
19/10/2005
82
Improved Method of Producing Highly Stable Aqueous Nano Titania Suspension
Neha Hebalkar
T. Narasinga Rao
T. Narasinga Rao
282988
28/04/2017
730/DEL/2009
09/04/2009
83
An Improved Process for the Preparation of Exfoliated Graphite Separator Plates useful in Fuel Cells, the Plates Prepared by the Process and a Fuel Cell Incorporating the Said Plates
K.S. Dhathathreyan
N. Rajalakshmi
S. Pandiyan
N. Rajalakshmi
S. Pandiyan
281504
20/03/2017
1206/DEL/2006
17/05/2006
84
An Improved Catalyst Ink useful for Preparing Gas Diffusion Electrode and an Improved PEM Fuel Cell
G. Velayutham
N. Rajalakshmi
N. Rajalakshmi
277778
30/11/2016
680/DEL/2008
18/03/2008
85
A Device for Controlling the On & Off Time of the Metal Oxide Semi Conductor Field Effect Transistor (MOSFET), A Device for Spark Coating the Surfaces of Metal Workpiece Incorporating the said Control Device and a Method of Coating Metal Surfaces using the said Device.
K.R.C. Somaraju
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
262189
05/08/2014
1610/DEL/2005
21/06/2005
86
An Improved Process for the Preparation of Doped Zinc Oxide Nanopowder
useful for the Preparation of Varistors
Kaliyan Hembram,
Tata Narasinga Rao,
R. Sundaresan
254913
03/01/2013
1669/DEL/2006
20/07/2006
87
A
Method of and an Apparatus for Continuous Humidification of Hydrogen Delivered to
Fuel Cells
A.Tangirala
V. Gollangi
B. Viswanthan
K.S.Dhathathreyan
V. Gollangi
B. Viswanthan
K.S.Dhathathreyan
247547
19/04/2011
670/CHE/2007
30/03/2007
88
An Improved Method of Forming Holes on a Substrate using Laser
Beams
K. Sarin Sundar
Shrikant.V. Joshi
G. Sundararajan
Shrikant.V. Joshi
G. Sundararajan
239647
29/03/2010
3205/DEL/2005
29/11/2005
89
Titanium Based Biocomposite Material useful for Orthopaedic and other
Implants and a Process for its Preparation
Malobika Karanjai
R. Sundaresan
Raja Rama Mohan
B. P. Kashyap
R. Sundaresan
Raja Rama Mohan
B. P. Kashyap
228353
03/02/2009
2490/DEL/2005
14/09/2005
90
An Improved Boronizing Composition
K. Balasubramanian
B. Venkata Raman
K. Gopal Krishna
Vipin Jain
K. Sampath
G. Sundararajan
B. Venkata Raman
K. Gopal Krishna
Vipin Jain
K. Sampath
G. Sundararajan
220370
27/05/2008
289/MAS/2001
03/04/2001
91
A Method and a Device for Applying a Protective Carbon Coating on Metallic Surfaces
Bonderenko Boris,
Pokotylo Yuvgen,
Svyatenko Oleksiy,
Fedorov Dmytro,
A Siva Kumar and Malobika Karanjai
211922
13/11/2007
719/MAS/1999
8/7/1999
92
A Process for Forming Coatings on Metallic Bodies and an Apparatus for Carrying out the Process
L. Rama Krishna
Alexander Vasilyevich Rybalko
G. Sundararajan
Alexander Vasilyevich Rybalko
G. Sundararajan
209817
06/09/2007
945/MAS/2001
22/11/2001
93
Process for Carbothermic Reduction of Iron Oxide in an Immiscible Flow with Constant Descent in Vertical Retort of Silicon Carbide
J. Pandurangam,
Malobika Karanjai
205728
09/04/2007
546/CHE/2003
01/07/2003
94
An Evaporation Boat useful for Metallization and a Process for the Preparation of Such Boats
S. Kumar
Mukta Mani Punj
Mukta Mani Punj
201511
01/03/2007
882/CHE/2003
31/10/2003
95
A Process for Preparation of Reaction Bonded Silicon Carbide Components
N.Thiyagarajan
V.V.Bhanu Prasad
Y.R.Mahajan
V.V.Bhanu Prasad
Y.R.Mahajan
195429
31/08/2006
1886/MAS/1996
28/10/1996
96
Ceramic Honey Comb Based Energy Efficient Air Heater
V.V.Sundereswar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
200787
02/06/2006
30/MAS/1999
07/01/1999
97
Improved Process for the Preparation of Magnesium Aluminate Spinel Grains
M.Chandrasekhar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
I.Ganesh
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
I.Ganesh
200272
02/05/2006
29/MAS/1999
07/01/1999
98
A Process for the Production of Dense Magnesium Aluminate Spinel Grains
I.Ganesh
198208
16/02/2006
520/MAS/2000
06/07/2000
99
A Process for the Preparation of Improved Alumina Based Abrasive Material, an Additive Composition and a Process for the Preparation of the Composition
Bhaskar Prasad Saha
Roy Johnson
I.Ganesh
S.Bhattacharya
Y.R.Mahajan
Roy Johnson
I.Ganesh
S.Bhattacharya
Y.R.Mahajan
198068
16/02/2006
122/MAS/2000
18/02/2000
100
Device for Gas Dynamic Deposition of Powder Materials
Alkhimnov A Pavlovich
K Vladimir Fedorovich
A Oleg Anatolievich
L.Victor Vladimirovic
K Vladimir Fedorovich
A Oleg Anatolievich
L.Victor Vladimirovic
198651
25/01/2006
944/MAS/2001
22/11/2001
101
An Improved Method for Making Honeycomb Extrusion Die and a Process for Producing Ceramic Honeycomb Structure using the Said Die
Iouri Fomichev,
I.Ganesh,
B.P. Saha,
Roy Johnson,
N. Thiyagarajan,
Y.R. Mahajan, and
V. Mahender
198045
13/01/2006
538/MAS/2001
03/07/2001
102
New Composite Material Having Good Shock Attenuating Properties and a process for the Preparation of Said Material
Y.R.Mahajan
Roy Johnson
Bhaskar Prasad Saha
M.N.Saraf
R.D.Raisinha
Roy Johnson
Bhaskar Prasad Saha
M.N.Saraf
R.D.Raisinha
194524
02/01/2006
976/MAS/1998
06/05/1998
103
A Process of Producing Chemically Treated Expanded Graphite and a Device having Such Graphite
M.Subramaniam
Pawan Kumar Jain
Pawan Kumar Jain
187654
05/12/2002
562/MAS/1994
07/06/1995
104
A Process for the Preparation of Short Ceramic Fibres
M.P.Rajshekharan
Anil Kumar
A.Shiva Kumar
Anil Kumar
A.Shiva Kumar
186751
07/06/2002
537/MAS/1994
20/05/1994
105
An Indirect Heated Catalytic Converter for use with Vehicles
G.S. Bhattacharjee
Roy Johnson
Bhaskar Prasad Saha
Roy Johnson
Bhaskar Prasad Saha
185433
10/08/2001
809/MAS/1994
25/08/1994
106
A Solar Cooker
T.P. Rajashekaran
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
Victor L. Vasiliev
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
Victor L. Vasiliev
184675
25/05/2001
498/MAS/1994
13/06/1994
107
A Solar Drier
A.Shiva Kumar
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
184674
23/09/2000
487/MAS/1994
08/06/1994
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
1
Fe, Co co-embedded RF xerogel derived carbon as sulfur host
Tata Narasinga Rao, Chandrasekhar Sharma, B.V.Sarada, K. Nanaji, Sony K. Cherian
202341042659
26/06/2023
2
A Biomass derived porous carbon as sulfur host for energy storage device and a method of preparing thereof
Tata Narasinga Rao, Chandrasekhar Sharma, B.V.Sarada, K. Nanaji, Sony K. Cherian
202341033390
11/05/2023
3
Bi-layered dental implant and process for the preparation thereof
Dr.Dibyendu chakravarthy, Rentala Jayasree, Rashikant Maharana, Pulakhandam Veera Venkata Srinivas, Ravula Vijay
202341014475
03/03/2023
4
Fabrication of Tab-less and High Power Cylindrical LFP-LTO cell for Fast Charging Lithium Ion Battery Application
S. Anandan, K. Nanaji, R. Vijay, Tata Narasinga Rao
202341004527
23/01/2023
5
A superhydrophilic, omni transparent antisoiling coating for photovoltaics, and a method for synthesizing the same
Sakthivel Shanmugasundaram,
Narendra Chundi,
Easwaramoorthi Ramasamy,
Srinivasa Rao Atchuta,
Karthik Phanikumar Karuparthi
202241052009
09/12/2022
6
Method of producing highly crystalline TiO2 nanoparticles suspension and its use in perovskite solar cell
Ganapathy veerappan,
Reshma dileep k,
Easwaramoorthi ramasamy,
Shanmugasundaram sakthivel
202241054454
22/09/2022
7
Method of producing spinel nanostructured materials and spinel-pcm nanocomposites for thermal energy storage applications
Mani Karthik,
Shanmugasundaram sakthivel
202241064003
11/09/2022
8
A method for the fabrication of web-reinforced EPDM rubber-ZrO2 composite membrane for separating H2 and O2 gases formed in water electrolysis reaction
I Ganesh
202241028888
19/05/2022
9
A process for fabricating a polypropylene cloth web-reinforced EPDM rubber-CaCO3 composite membrane and an electrochemical cell
I Ganesh
202241028889
19/05/2022
10
Anti-clogging cold-spray nozzle to deposit clog-prone materials
S. Kumar,
Naveen Chavan,
Kovuru Yogeswar
202211017972
28/03/2022
11
System And Method For Fast Charging Of Lithium-Ion Batteries
Vallabha rao rikka,
Subramani mohanasundaram,
Duraisamy vigneswaran,
Thyagarajan mohan,
Raghavan gopalan,
Govindan sundararajan,
Raju prakash
202241044449
08/03/2022
12
Autogenous laser welding system and method for joining thick metallic parts without filler wire feeder
S.M. Shariff,
Mohd Aqeel,
E. Anusha,
P. Sankar Ganesh,
G. Jaiprakash
202211005404
01/02/2022
13
An automated spray coating deposition system
S Nirmala,
P Suresh Babu,
D Sen,
L Ramakrishna,
D Srinivas Rao
202241037966
07/01/2022
14
Method for reducing friction on metallic substrates by preparing micro dimpled textures by ultrafast laser
Ravi N Bathe,
D Nazeer Basha,
Samuel G. L.,
T Subramaniam
202111051880
12/11/2021
15
Directed energy deposition by means of laser using novel vario-build technology
Mr. Manish Tak
202111037254
17/08/2021
16
Method of preparation of highly
efficient skutterudite thermoelectric materials for
thermoelectric modules and the product thereof
Dr. Manjusha Battabyal,
T. Vikrant,
R. Gopalan
202111036278
11/08/2021
17
A method of producing strontium hexaferrite powders having high coercivity suitable for bonded magnets
D. Prabhu,
M. Pavana,
Ravi Gautam,
AR. Dilipan,
R. Vijay,
V. Chandrasekaran,
R. Gopalan,
Azhagu Devathai Dhanapal
202111008252
26/02/2021
18
Post-calcination modification of morphology and improvement of coercivity in high energy-milled strontium hexaferrite powders
D. Prabhu,
M. Pavana,
G. Priya,
R. Gopalan,
U.V. Varadaraju
202111003235
23/01/2021
19
Method of producing in-situ carbon coated Lithium Iron Phosphate cathode material for Lithium-ion batteries.
Dr. Anandan,
Ravula Vijay,
Dr. T. N. Rao
202011056608
28/12/2020
20
Process for the fast formation of solid electrolyte interphase layer on the anode surface in lithium-ion battery
Rikka Vallabha Rao,
Sumit Ranjan Sahu,
Prakash Raju,
Gopalan Raghavan,
Sundararajan Govindan
202011052906
04/12/2020
21
Method of producing single layer omnidirectional broadband antireflective and super hydrophilic coatings for solar and other applications
S. Sakthivel,
Srinivasa Rao Atchuta,
Easwaramoorthi Ramasamy,
Narendra Chundi,
Madiwala Shiva Prasad
202011051833
27/11/2020
22
Method of manufacturing the catalyst coated membrane for the proton exchange membrane fuel cells
N. Rajalakshmi,
R. Balaji,
E. Ganesan,
D. Uday Kumar,
R. Vasudevan
202011046496
25/10/2020
23
Oxide Dispersion Strengthened Iron Aluminides with High Strength and Ductility and Method of Preparation of the Same
P. Vijaya Durga,
R. Vijay
202011044124
09/10/2020
24
A device and method for converting sunlight into heat energy using semiconducting materials immersed in a stable organic solvent for electricity generation
I Ganesh
202041039082
09/10/2020
25
Method of Producing Porous Particles-Fibers Carbon Composite Material for Supercapacitor Applications and the Product Thereof
Mani Karthik,
R. Vijay,
T.N. Rao,
202011027265
26/06/2020
26
Method For Preparing Multiunctional Isotropic And Uni-Directional Superhydrophoic Surfaces On Substrates Using Femtosecond Laser
Ravi Bathe
Srini
G. PAdmanabham
Srini
G. PAdmanabham
202011022242
27/05/2020
27
A Device For Disinfecting And/Or Decontaminating Personal Protective Equipments And The Method Thereof
Roy Johnson,
B.P. Saha,
G. Padmanabham,
V.V.S. Rao,
202011020124
13/05/2020
28
Method of Producing Nano porous Graphene Sheet like Structured High and Low Surface Area Carbon Sheets from Petroleum Coke
K. Nannji,
Pavan Srinivas V,
Srinivasan Anandan,
Tata N Rao,
Narayanan Krishnamurthy,
Ramachandra Rao Bojja,
Malay Pramanik,
202011007399
20/02/2020
29
A method of preparing the thermoelectric module for power generation from automotive exhaust and the thermoelectric module thereof
D. Sivaprahasam,
B Jayachandran,
B. Prasanth,
R. Gopalan,
201911045857
11/11/2019
30
Method of preparing gas diffusion layer for the electrode of ECMR cell for hydrogen generation.
R. Balaji
N. Rajalakshmi
K.Ramya
R.Vasudevan
K.Sudalaiyandi
N. Rajalakshmi
K.Ramya
R.Vasudevan
K.Sudalaiyandi
201911030852
31/07/2019
31
Process for producing the nano Boron by cryo-milling
S.Sudhakara Sarma
R. Vijay
T.N.Rao
R. Vijay
T.N.Rao
201911025690
27/06/2019
32
Transition metal-based solar selective absorber coated substrate and method of manufacturing the same
Shanmugasundaram Sakthivel,
Atchuta Srinivasa Rao,
Madiwala Shiva Prasad
201911019139
14/05/2019
33
Method of fabricating tungsten based composite sheets by spark plasma sintering technique for making components.
Dibyendu Chakravarty
P.V.V.Srinivas
R.Vijay
P.V.V.Srinivas
R.Vijay
201911014933
13/04/2019
34
Refurbishment of aircraft components using laser cladding
Manish Tak,
G. Padmanabham
201911007994
28/02/2019
35
Microwave Assisted Sol-Gel Process For Preparing In-Situ Carbon Coated Electrode Materials And The Product There Of
Bijoy Kumar Das, P. Laxman Manikanta, N. Lakhmi Priya, R. Gopalan and G. Sundararajan
201911008004
28/02/2019
36
A Grid Independent Fuel Cell System with a Unitized(DC & AC)Power Conditioner
N. Rajalakshmi
K. Ramya
R. Balaji
S. Barathy
Sanjeev Kumar Ranjan Kumar
M. Manoj Ramakrishna
K. Ramya
R. Balaji
S. Barathy
Sanjeev Kumar Ranjan Kumar
M. Manoj Ramakrishna
201911006700
20/02/2019
37
Laser based Clad-Coatings for Protecting the Power Plant Components for Life Enhancement
Manish Tak
S.M. Shariff
G. Padmanabham
S.M. Shariff
G. Padmanabham
201811039663
19/10/2018
38
An Ecofriendly Incinerator to Dispose of the used Sanitary Napkins and Bio Medical Waste
V. V. Sundereswar Rao
Y.S. Rao
R. Johnson
G. Padmanabham
A. Gupta
L. Nitin Kumar
Rakesh Kumar
Y.S. Rao
R. Johnson
G. Padmanabham
A. Gupta
L. Nitin Kumar
Rakesh Kumar
201821021430
07/06/2018
39
A Novel Equipment To Accomplish Power Metallurgy Processing Starting From The ‘Raw Materials’ To Finished Product
Karanjai Malobika,
A Siva Kumar,
G Babu
201711011552
30/03/2017
40
An Improved Gas Dynamic Cold Spray Device and Method of Coating a Substrate
Naveen Chavan,
S. Kumar,
P. Sudharshan Phani,
D. Srinivasa Rao
201711006749
26/02/2017
41
Method of Producing Graphene like Structured Nanoporous Carbon Material from Jute Stick Based Bio-Waste for Energy Storage Applications and the Product thereof
S. Anandan,
K. Nanaji,
Tata N Rao
201711006697
24/02/2017
42
A method for producing inorganic bonded silica based eco-friendly artificial marble articles and the product thereof
R. Senthil Kumar
Y.S. Rao
Roy Johnson
K. Rama Raghava Reddy
K. Ramachandra
Y.S. Rao
Roy Johnson
K. Rama Raghava Reddy
K. Ramachandra
201611036479
25/10/2016
43
A Laser-based Surface Processing Apparatus and a Method to Process Metallic Materials and Components
S.M. Shariff,
E.Anusha,
G. Padmanabham
201611034362
07/10/2016
44
An Improved Process for the Preparation of Stable Nano Silver Suspension having Antimicrobial Activity
J Revathi,
N Satya Moulika,
A Venkata Sai,
Atul Suresh Deshpande,
K Murugan,
Neha Yeshwanta Hebalkar,
R Vijay,
Tata Narasinga Rao,
G Sundararajan
201611027145
09/08/2016
45
A Process for In-Situ Carbon Coating on Alkali Transition Metal Oxides
MB Sahana,
S Vasu,
Sathiya Mariappan,
R Gopalan,
201611007451
03/03/2016
46
Process and
apparatus for protection of structural members from wear, corrosion and fatigue
damage
L Ramakrishna
D Srinivasa Rao
G Sundararajan
S V Joshi
D Srinivasa Rao
G Sundararajan
S V Joshi
1839/DEL/2015
22/06/2015
47
High Temperature Polymer Electrolyte Membrane Fuel Cells with Exfoliated Graphite based Bipolar Plates
K S Dhathathreyan
N Rajalakshmi
K Ramya
N Rajalakshmi
K Ramya
494/DEL/2014
20/02/2014
48
An Improved Solar Selective Absorber Coating with Excellent Optical Absorptance, Low Thermal Emissivity and Excellent Corrosion Resistance Property and a Process of Producing the Same
S Sakthivel
V Premkumar
A Srinivasa Rao
V Premkumar
A Srinivasa Rao
1129/DEL/2013
16/04/2013
49
An Improved Aqueous Method for Producing Transparent Aluminium Oxy Nitride (ALON) Articles
R. Senthil Kumar
Roy Johnson
Roy Johnson
1409/DEL/2012
08/05/2012
50
An Improved Gas and Coolant Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells (PEMFC)
K.S.Dhathathreyan
N. Rajalakshmi
G. Velayutham
R. Vasudevan
T.P. Sarangan
R. Parthasarathy
N. Rajalakshmi
G. Velayutham
R. Vasudevan
T.P. Sarangan
R. Parthasarathy
1449/DEL/2010
22/06/2010
51
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna
Nitin P. Wasekar
Nitin P. Wasekar
1829/DEL/2008
01/08/2008
52
Novel Ceramic Materials Having Improved Mechanical Properties and Process for their Preparation
Dibyendu Chakravarty
Tata Narasinga Rao
R. Sundaresan
Tata Narasinga Rao
R. Sundaresan
3396/DEL/2005
19/12/2005
S.No
Title of Patent
Inventors
Country
Patent Application Number
Date of Grant
Date of filing
Patent Number
1
An Improved Hybrid Methodology for Producing Composite, Multilayered and Graded Coatings by Plasma Spraying Utilizing Powder and Solution Precursor Feedstock
G. Siva Kumar;
Shrikant V. Joshi
Shrikant V. Joshi
South Africa
Canada
2012/02480
2784395
28/11/2012
16/09/2014
05/04/2012
31/07/2012
IN 323443
2
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Nitin P. Wasekar;
G. Sundararajan
USA
US9365945B2
14/06/2016
17/08/2012
1829/DEL/2008
3
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Nitin P. Wasekar;
G. Sundararajan
South Africa
UK
USA
Japan
France
IDP000044402
2009/06786
2464378
US8486237B2
5442386
2937342
06/02/2017
26/05/2010
15/05/2013
16/07/2013
27/12/2013
18/12/2015
18/10/2006
30/09/ 2009
02/10/2009
14/10/2009
15/10/2009
12/10/2009
1829/DEL/2008
4
A Device for Controlling the On & Off Time of the Metal Oxide Semi Conductor Field Effect Transistor (MOSFET), A Device for Spark Coating the Surfaces of Metal Workpiece Incorporating the said Control Device and a Method of Coating Metal Surfaces using the said Device
K.R.C. Somaraju;
Ch. Sambasiva Rao;
Alexander Vasilyevich Ribalko
Ch. Sambasiva Rao;
Alexander Vasilyevich Ribalko
USA
US8143550B2
27/03/ 2012
20/03/2006
IN 262189
5
A Process for the Preparation of Nano Silver and Nano Silver-Coated Ceramic Powders
K. Murugan;
Tata Narasinga Rao
Tata Narasinga Rao
South Africa
Sri Lanka
Indonesia
2006/8591
14258
IDP000044402
30/04/2008
02/11/2011
06/02/2017
13/10/2006
17/10/2006
18/10/2006
IN284812
6
Process for Forming Coatings on Metallic Bodies and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Nitin P. Wasekar;
G. Sundararajan
USA
US6893551B2
17/05/2005
02/08/2002
IN 209817
7
Method of Depositing Electrically Conductive Electrode Material onto the Surface of an Electrically Conductive Work Piece
K.R.C. Somaraju;
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
USA
US8674262B2
18/03/2014
12/08/2011
IN 262189
8
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi;
Neha Hebalkar
Tata N. Rao
Neha Hebalkar
Tata N. Rao
United
Kingdom
Kingdom
GB2496089
18/06/2014
19/07/2011
IN 289543
9
A method for producing high performance lithium titanate anode materials for lithium ion battery applications.
S. Anandan
P.M. Prateeksha
R. Vijay
Tata N Rao
Japan
Germany
USA
China
Korea
JP7121734 B2
112018000205.5
US11001506
CN110023245B
KR20190121291
19/07/2022
-
11/05/2021
11/01/2022
29/12/2022
10/04/2019
28/06/ 2019
22/05/2019
22/05/2019
02/07/2019
IN365560
10
An improved gas dynamic cold spray device and method of coating a substrate
Naveen Chavan
S. Kumar
P. Sudharshan
Phani
D. Srinivasa Rao
S. Kumar
P. Sudharshan
Phani
D. Srinivasa Rao
Russia
RU2744008
01/03/2021
24.09.2019
IN201711006749
11
Multi-track laser surface hardening of low carbon cold rolled closely annealed (CRCA) grades of steels
S.M. Shariff
Manish Tak
G. Padmanabham
Manish Tak
G. Padmanabham
USA
Australia
US11186887B2
AU2014362928
30/11/2021
21/02/2019
10/12/2014
10/12/2014
IN375427
12
Microwave assisted sol-gel process for preparing in-situ carbon coated electrode materials and the product thereof
Bijoy Kumar Das,
Laxman Manikanta P.,
Lakshmi Priya N.,
R. Gopalan,
G. Sundararajan
Laxman Manikanta P.,
Lakshmi Priya N.,
R. Gopalan,
G. Sundararajan
Republic of Korea
Japan
Europe
10-2020-7025994
JP2021520601A
20763813.1
03/02/2023
16/05/2022
-
09/09/2020
16/09/2020
11/09/2020
IN201911008004
13
Method of producing single layer omnidirectional broadband antireflective and super hydrophilic coatings for solar and other applications
S. Sakthivel,
Srinivasa Rao Atchuta,
Easwaramoorthi Ramasamy,
Narendra Chundi,
Madiwala Shiva Prasad
Srinivasa Rao Atchuta,
Easwaramoorthi Ramasamy,
Narendra Chundi,
Madiwala Shiva Prasad
USA
PCT/IN2021/051099
-
26/05/2023
IN202011051833
14
Method of producing in-situ carbon coated lithium iron phosphate cathode material for lithium-ion batteries and the product thereof
S. Anandan,
R. Vijay,
Tata Narasinga Rao
R. Vijay,
Tata Narasinga Rao
US
Australia
Europe
UAE
18/254,730
2021412505
21914895.4
P6001377/2023
07/07/2022
07/07/2022
07/07/2022
07/07/2022
06/12/2021
06/12/2021
06/12/2021
06/12/2021
WO/2022/144917
WO/2022/144917
WO/2022/144917
WO/2022/144917
