Welcome, Monday, October 12, 2026 | 17:33 IST
Preventive Vigilance Campaign: Lecture on Enhancing Cyber Resilience & Institutional Vigilance 
BRIDGE-2026 Begins at CSIR-CMERI Durgapur! 
Skill Development Programme on Low-GWP Refrigerants for Commercial Refrigeration Products at Jadavpur University Inventors: Dr. Biswajit Ruj Dr. Swarup Ranjan Debbarma
Place: India
Filing Date: 9 October 2019
Inventors: Dr. Harish Hirani Dr. Asit Kumar Batabyal Dr. Priyabrata Banerjee
Place: India
Filing Date: 26 November 2019
Inventors: Dr. Naresh Chandra Murmu Dr. Pranab Samanta Mr. Deepak Kumar Bhakta
Place: India
Filing Date: 15 January 2020
Inventors: Dr. Biswajit Ruj Dr. Swarup Ranjan Debbarma Mr. Arup Saha
Place: India
Filing Date: 24 December 2019
Inventors: Dr. Biswajit Ruj Dr. Swarup Ranjan Debbarma
Place: India
Filing Date: 3 March 2020
Inventors: Dr. Harish Hirani Dr. Palash Kumar Maji Dr. Avik Chatterjee Dr. Lal Gopal Das
Place: India
Filing Date: 6 March 2020
Inventors: Dr. Anjali Chatterjee Dr. Partha Bhattacharjee
Place: India
Filing Date: 2 August 2007
Issue Date: 29 December 2017
Inventors: Dr. Tapas Gangopadhyay Mr. Sankar Karmakar Mr. Munshi Amirul Alam
Place: United States
Filing Date: 3 March 2008
Issue Date: 16 April 2013
Inventors: Dr. Joydeb Roychowdhury
Place: South Africa
Filing Date: 27 May 2009
Issue Date: 31 March 2010
Inventors: Dr. Arup Kumar Nandi Dr. Bibhuti Bhusan Ghosh
Place: India
Filing Date: 30 April 2002
Issue Date: 7 March 2009