Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865134 | Glass | Kensuke Nagai, Tetsuya Nakashima, Yutaka KUROIWA, Hiroyuki Hijiya, Masamichi Tanida +4 more | 2020-12-15 |
| 10866433 | Optical element | Shunsuke Shioya, Kazuo Tsubota, Toshihide Kurihara | 2020-12-15 |
| 10823982 | Myopia treatment device | Kazuo Tsubota, Kazuno Negishi, Toshihide Kurihara | 2020-11-03 |