Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665334 | Benzofuran derivatives and methods for their use as stabilizers and sunscreens against HIV radiations | Giorgio Zanchi | 1997-09-09 |
| 5658973 | Compositions for the stabilization of synthetic polymers | — | 1997-08-19 |
| 5639446 | Derivatives of benzoxazole useful as UV stabilizers | Giorgio Zanchi | 1997-06-17 |