S. No. Title Inventor Date of filing Patent Application Number Date of Grant Patent Number
101 Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity J. Revathi, Neha Hebalkar , T. Narasinga Rao 04/08/2010 1835/DEL/2010 14/11/2017 289543
102 An Improved Gas and Coolant Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells. K.S.Dhathathreyan, N. Rajalakshmi, R. Velayutham, R. Vasudevan, T.P. Sarangan, R. Parthasarathy 22/06/2010 1449/DEL/2010 27/02/2023 423285
103 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 17/03/2010 620/DEL/2010 14/12/2017 290592
104 An Improved Method for Preparing Nickel Electrodeposited having Predetermined Hardness Gradient Nitin P Wasekar , G. Sundararajan 15/07/2009 1455/DEL/2009 14/07/2017 285178
105 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 19/05/2009 1028/DEL/2009 29/01/2019 306501
106 Improved Method of Producing Highly Stable Aqueous Nano Titania Suspension Neha Hebalkar , T. Narasinga Rao 09/04/2009 730/DEL/2009 28/04/2017 282988
107 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 13/10/2008 2339/DEL/2008 18/02/2020 332242
108 An Improved Catalyst Ink useful for Preparing Gas Diffusion Electrode and an Improved PEM Fuel Cell G. Velayutham , N. Rajalakshmi 18/03/2008 680/DEL/2008 30/11/2016 277778
109 Improved Catalyst Ink For Catalyst Coated Membrane Of Electrode Membrane Assembly And The Process Thereof K.S.Dhathathreyan , N. Rajalakshmi 13/03/2008 631/DEL/2008 18/12/2017 290765
110 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 03/01/2008 21/DEL/2008 16/09/2019 320582