Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850959 | Propeller shaft and yoke structure of universal joint used for the propeller shaft | Hidekazu Aoki, Hiromichi Komai | 2017-12-26 |
| 9605716 | Propeller shaft and yoke structure of universal joint used for the propeller shaft | Hidekazu Aoki, Hiromichi Komai | 2017-03-28 |