Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10288138 | Friction material for clutch | Takeshi Yamada, Hiroki Mori, Takashi TAKEHARA, Shinya Unigame, Kazushige Yoshida +3 more | 2019-05-14 |
| 10132374 | Friction engagement element, dry clutch, and method of manufacturing friction engagement element | Seiji Terauchi, Kazushige Yoshida, Tatsuya Osone, Takahiro Saruwatari, Takeshi Yamada +3 more | 2018-11-20 |