Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8217188 | 2H-chromenes annelated at C5-C6 and methods of making and using thereof | Bruno Dufour, Mangalam S Nair, Kokkuvayil V Radhakrishnan | 2012-07-10 |
| 6951692 | Non-visualized permanent information recording substrate for use as a security label for authentication | Riju Davis | 2005-10-04 |
| 6770787 | Heavier halogen atom substituted squaraine based dyes, process for the preparation thereof and use thereof as sensitizers for photodynamic, therapeutical and industrial applications | Ramaiah Danaboyina, Arun Kalliat Thazhathveetil, Bernd Epe | 2004-08-03 |
| 6417402 | Squaraine based dyes and process for preparation thereof | George Thomas Kakkudiyil, Biju Vasudevan Pillai, Santosh Unni, Suresh Velate | 2002-07-09 |