Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976704 | Power transmission shaft and method for manufacturing same | Kiyokazu Nakane, Hiromichi Komai, Xiaojin Zhu, Toshiyuki Masuda, Kenichiro ISHIKURA | 2024-05-07 |
| 11560926 | Power transmission shaft | Xiaojin Zhu, Kenichiro ISHIKURA | 2023-01-24 |
| 11512761 | Power transmission shaft and method for manufacturing same | Kiyokazu Nakane, Hiromichi Komai, Xiaojin Zhu, Toshiyuki Masuda, Kenichiro ISHIKURA | 2022-11-29 |
| 11493093 | Power transmission shaft | Toshiyuki Masuda, Hiromichi Komai, Kenichiro ISHIKURA | 2022-11-08 |
| 10883545 | Power transmission shaft | Kenichi Sugiyama, Xiaojin Zhu | 2021-01-05 |
| 10533612 | Power transmission shaft | Kenichi Sugiyama | 2020-01-14 |
| 10508692 | Propeller shaft and propeller shaft production method | Hiromichi Komai | 2019-12-17 |
| 10422388 | Propeller shaft | Kenichi Sugiyama, Daiki TSUTSUMI | 2019-09-24 |
| 10352368 | Propeller shaft and constant-velocity joint used in said propeller shaft | Kenichi Sugiyama, Toshiyuki Masuda, Hiromichi Komai | 2019-07-16 |
| 8864590 | Propeller shaft and constant velocity universal joint used therein | Kenichi Sugiyama, Takahiro Kuroha | 2014-10-21 |
| 8864591 | Propeller shaft and constant velocity universal joint used therein | Kenichi Sugiyama, Takahiro Kuroha, Hiromichi Komai, Yasushi Akita | 2014-10-21 |