S. No. Title Inventor Date of filing Patent Application Number Date of Grant Patent Number
21 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, G. Padmanabham 22/11/2011 3324/DEL/2011 03/07/2020 340592
22 An improved composition for coating anodizing metal surfaces and a process of coating the same Gururaj Telsang, K.R.C. Somraju, R Subasri, G. Padmanabham, Nirmal Kumar, V. Uma 03/05/2013 1310/DEL/2013 30/06/2020 339945
23 Enhanced Thermal Management Systems for Fuel Cell Applications Using Nanofluid Coolant K.S. Dhathathreyan, N. Rajalakshmi, B. Viswanath Sasank, S. Ramprabhu, Tessy Theres Baby 07/06/2012 1745/DEL/2012 30/06/2020 339836
24 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 29/10/2012 3313/DEL/2012 19/06/2020 338862
25 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
26 Catalytically and Chemically modified Carbon Nanostructures for Storage of Hydrogen S. Ramaprabhu , B. Sangeetha , T.S. Remya , G. Subashini , N. Rajalakshmi , K.S. Dhathathreyan 30/01/2013 405/CHE/2013 24/10/2019 323653
27 Fuel Cell System Equipped with Oxygen Enrichment System Using Magnet K.S.Dhathathreyan , N. Rajalakshmi , B. Viswanath Sasank 25/09/2012 2985/DEL/2012 27/09/2019 321825
28 An Improved Process for Preparing Nanotungsten Carbide Powder useful for Fuel Cells K.S. Dhathathreyan , N. Rajalakshmi , T. Narasinga Rao 12/01/2007 81/DEL/2007 22/11/2018 303338
29 Improved Fuel Cell having Enhanced Performance N. Rajalakshmi , K.S. Dhathathreyan 20/03/2017 606/DEL/2007 19/09/2018 301158
30 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 02/05/2011 1278/DEL/2011 24/05/2018 297072