Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9139167 | Wet friction plate | Shouhei Tominaga | 2015-09-22 |
| 8967340 | Plate element, and friction clutch device and brake device provided with the plate element | Yoichiro Nakano, Hirokazu Kojima | 2015-03-03 |
| 5911295 | Return spring for clutch | Kazuhiro Itonaga, Kenjiro Kawanabe, Yutaka Nishida, Ichiro Sasuga | 1999-06-15 |