Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8864590 | Propeller shaft and constant velocity universal joint used therein | Kenichi Sugiyama, Yasutomo MABE | 2014-10-21 |
| 8864591 | Propeller shaft and constant velocity universal joint used therein | Kenichi Sugiyama, Hiromichi Komai, Yasutomo MABE, Yasushi Akita | 2014-10-21 |
| 8628250 | Support device for supporting propeller shaft and propeller shaft itself | Masanori Oinuma, Hidekazu Aoki, Takayuki Yokota, Hiromichi Komai, Yoshimichi Takano | 2014-01-14 |