Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12121930 | Method for manufacturing eyeglass lens | Takako ISHIZAKI | 2024-10-22 |
| 12013598 | Eyeglass lens | Hua Qi, Takako ISHIZAKI | 2024-06-18 |
| 11947191 | Eyeglass lens | Hua Qi, Takako ISHIZAKI | 2024-04-02 |
| 11880094 | Eyeglass lens | Hua Qi, Takako ISHIZAKI | 2024-01-23 |