Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823982 | Myopia treatment device | Kazuo Tsubota, Hidemasa Torii, Toshihide Kurihara | 2020-11-03 |
| 10133092 | Myopia prevention device | Kazuo Tsubota, Hidemasa Torii, Toshihide Kurihara | 2018-11-20 |