Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10259295 | Winding device | Keisuke Watanabe, Yoshihiro Tsuchimoto, Naofumi Yagame | 2019-04-16 |
| 9452663 | Shading device | Keisuke Watanabe, Yoshihiro Tsuchimoto, Naofumi Yagame | 2016-09-27 |