Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |