Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8431629 | Wet friction material including an inorganic filler | Yuko Higashijima, Ryouhei Hoshino | 2013-04-30 |
| 7975822 | Multi-plate frictional engagement apparatus | Masato Suzuki, Hirofumi Onishi | 2011-07-12 |
| 7434673 | Wet friction material | Takatora Sugiura, Masato Suzuki | 2008-10-14 |