Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695771 | Composition containing a non-photocatalytic metal oxide and tocopherol its use in treating light induced signs of aging | Quang Lan Nguyen | 1997-12-09 |
| 5679691 | Use of a spin trap in a cosmetic or dermatological composition | Alain Ribier, Quang Lan Nguyen, Jean-Thierry Simonnet | 1997-10-21 |