Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6225485 | High purity adduct of castor oil and maleic anhydride | Steven H. Bertz, Elliott Zucker | 2001-05-01 |
| 5830441 | Photostable UV absorbent containing A-cyano cinnamyl moiety | Chenjie Wang, Ratan K. Chaudhuri, Janusz Jachowicz, Bruce C. Locke | 1998-11-03 |