Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540354 | Multifocal ophthalmic lens | Jean-Pierre Chauveau, Bernard Bourdoncle | 2003-04-01 |
| 6220705 | Progressive multifocal ophthalmic lens | Francoise Ahsbahs | 2001-04-24 |
| 6186626 | Pair of multifocal progressive spectacle lenses | Bernard Bourdoncle | 2001-02-13 |