Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11724473 | Method for covering a primary element for optical spectacles with primary members moulded from cork particles | Marc René André Louis Lefebvre | 2023-08-15 |
| 10942367 | Method of manufacturing spectacle arms | Francois Gardaz, Marc René André Louis Lefebvre | 2021-03-09 |
| 6264324 | Spectacle frame | — | 2001-07-24 |