Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360394 | Method for manufacturing optical member and optical member | Shinichi Yokoyama | 2025-07-15 |
| D1080707 | Spectacle lens | — | 2025-06-24 |
| 12151333 | Spectacle lens producing method, spectacle lens producing system, and spectacle lens | — | 2024-11-26 |
| 11940595 | Method for producing optical member and optical member | — | 2024-03-26 |
| 11712774 | Spectacle lens producing method, spectacle lens producing system, and spectacle lens | — | 2023-08-01 |
| 9073348 | Marking apparatus for spectacle lenses and method of printing layout marks on spectacle lenses | Shinichi Yokoyama | 2015-07-07 |