Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9778486 | Method of compiling shape data of a spectacle lens, spectacle lens shape data compiling device and spectacle lens | Kazuma Kozu | 2017-10-03 |
| 9753307 | Spectacle lens, manufacturing method thereof and lens supply system | Kazuma Kozu | 2017-09-05 |