Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10636595 | Operation device | Kengo Takada, Toshiya Shirota | 2020-04-28 |
| 10374582 | Operation button and operation device | Kengo Takada, Toshiya Shirota, Takahiro Tsukada | 2019-08-06 |