Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12427736 | Method for manufacturing spectacle lens | Shigetoshi Kono | 2025-09-30 |
| 12386201 | Eyeglass lens | Shigetoshi Kono | 2025-08-12 |
| 12339420 | Eyeglass lens | Hua Qi, Shigetoshi Kono | 2025-06-24 |
| 12292622 | Spectacle lens and method for manufacturing same | Hua Qi, Keigo Hasegawa | 2025-05-06 |
| 12121930 | Method for manufacturing eyeglass lens | Shigetoshi Kono | 2024-10-22 |
| 12013598 | Eyeglass lens | Hua Qi, Shigetoshi Kono | 2024-06-18 |
| 11947191 | Eyeglass lens | Hua Qi, Shigetoshi Kono | 2024-04-02 |
| 11880094 | Eyeglass lens | Hua Qi, Shigetoshi Kono | 2024-01-23 |
| 11814493 | Coating composition, eyeglass lens, and method for manufacturing eyeglass | Katsushi Hamakubo, Natsumi TASAKI | 2023-11-14 |