Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936717 | Tinuvin P-hindred amine light stabilizer and derivatives thereof | Raj Pal Singh | 2005-08-30 |
| 6610856 | Tinuvin P-hindred amine light stabilizer and derivatives thereof | Raj Pal Singh | 2003-08-26 |
| 6559311 | Process for the synthesis of a photo-stabilizer | Raj Pal Singh | 2003-05-06 |
| 6492518 | Tinuvin P-hindred amine light stabilizer and derivatives thereof | Raj Pal Singh | 2002-12-10 |