Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10268050 | Spectacle lens | Chi Ho To, Siu Yin Lam, Yasutake Masuda | 2019-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10268050 | Spectacle lens | Chi Ho To, Siu Yin Lam, Yasutake Masuda | 2019-04-23 |