Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909498 | Method and apparatus for measuring the geometrical structure of an optical component in transmission | Francis Bell, Gilles Le Saux | 2005-06-21 |
| 6682194 | Progressive multifocal ophthalmic lens with rapid power variation | Francoise Ahsbahs | 2004-01-27 |
| 6595638 | Progressive multifocal ophthalmic lens with rapid power variation | Francoise Ahsbahs | 2003-07-22 |