Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698266 | Process for the production of thin coatings having optical and abrasion resistance properties | Philippe Belleville | 1997-12-16 |
| 5639517 | Process for the production of thin films having optical properties | Philippe Belleville | 1997-06-17 |
| 5623375 | International dielectric mirror and production process for such a mirror | Michel Berger | 1997-04-22 |