Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002991 | Spectacle lens and spectacles | Hitoshi Kamura, Yoichi Ogo, Yoshitaka Matsui | 2021-05-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002991 | Spectacle lens and spectacles | Hitoshi Kamura, Yoichi Ogo, Yoshitaka Matsui | 2021-05-11 |