Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796824 | Polyurethane resin | Toshihiko Nakagawa, Daisuke Hasegawa, Satoshi Yamasaki | 2017-10-24 |
| 9720137 | Eyewear material, eyewear frame, and eyewear | Satoshi Yamasaki, Daisuke Nishiguchi, Daisuke Hasegawa, Toshihiko Nakagawa, Hirokazu Morita +8 more | 2017-08-01 |