Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10267966 | Composite functional polarized lens | Shoichi Mitsuuchi, Kenzo Wada, Ryogo Nitta | 2019-04-23 |
| 10168554 | Photochromic lens | Shoichi Mitsuuchi, Kenzo Wada, Atsushi Takata | 2019-01-01 |