Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12124112 | Method, manufacturing method, and design system for progressive power lens | Eiichiro YAMAGUCHI, Ayumu Ito | 2024-10-22 |
| 12007626 | Spectacle lens and method for designing the same | Hua Qi | 2024-06-11 |
| 11960149 | Measurement method for visual behavior, design method and manufacturing method for progressive power lens | Eiichiro YAMAGUCHI, Ayumu Ito | 2024-04-16 |