Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233981 | Clutch unit | Koji Sato, Takahide Saito, Masahiro Kawai, Kouji Isoda, Naochika Kubota +1 more | 2019-03-19 |
| 9618062 | Clutch unit | Koji Sato, Takahide Saito, Masahiro Kawai, Kouji Isoda, Naochika Kubota +1 more | 2017-04-11 |
| 9574623 | Clutch unit | Koji Sato, Takahide Saito, Masahiro Kawai, Kouji Isoda, Naochika Kubota +1 more | 2017-02-21 |
| 9074644 | Clutch unit | Koji Sato, Takahide Saito, Masahiro Kawai, Kouji Isoda, Naochika Kubota +1 more | 2015-07-07 |