Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401980 | Wet friction plate, wet multi-plate clutch device provided with same wet friction plate, and method for manufacturing wet friction plate | Kazuhiro Ichihara, Akihiro Yamashita, Koji Miyoshi | 2022-08-02 |