Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021563 | Method for producing resin for optical component, resin for optical component, spectacle lens, and spectacles | Takeaki Iryo | 2021-06-01 |
| 11001699 | Transparent plastic substrate and plastic lens | Natsumi TASAKI | 2021-05-11 |
| 10975026 | Method for producing polythiol compound, method for producing curable composition, and method for producing cured product | Yukio Kageyama, Akinori Yamamoto | 2021-04-13 |
| 10947365 | Transparent plastic substrate and plastic lens | Natsumi TASAKI | 2021-03-16 |