Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38389 | Multi-plate clutch | — | 2004-01-20 |
| 6131716 | Diaphragm spring assembly for clutch cover assembly | — | 2000-10-17 |
| 6116397 | Multi-plate dry clutch having hub movement limiting means | Toshiya Kosumi | 2000-09-12 |
| 6116398 | Multi-plate dry clutch having hub movement limiting means | Toshiya Kosumi | 2000-09-12 |
| 6085886 | Clutch cover assembly | — | 2000-07-11 |
| 6070708 | Twin-clutch | Koji Kajitani, Hiroshi Mizukami | 2000-06-06 |
| 6035987 | Multi-plate clutch | — | 2000-03-14 |
| 6021878 | Multi-plate dry clutch having hub movement limiting means | Toshiya Kosumi | 2000-02-08 |
| 5975269 | Multi-plate dry clutch having hub movement limiting means | Toshiya Kosumi | 1999-11-02 |
| 5904234 | Multi-plate dry clutch having hub movement limiting means | Toshiya Kosumi | 1999-05-18 |
| 5878857 | Multi-plate clutch having thermal expansion compensation means | Koji Kajitani, Hiroshi Mizukami | 1999-03-09 |
| D395325 | Friction clutch, especially for automotive racing applications | — | 1998-06-16 |
| 5722524 | Dry multi-disk clutch | Hiroshi Mizukami | 1998-03-03 |
| 5170873 | Clutch cover assembly for twin clutch | — | 1992-12-15 |
| 5090537 | Twin clutch | — | 1992-02-25 |
| 5022508 | Clutch cover assembly | — | 1991-06-11 |
| 4909722 | Apparatus for PTP pocket formation | Yoshikane Wakayama, Masao Shibagaki | 1990-03-20 |
| 4802167 | Data monitor apparatus | Hajime Sawaya, Hiroyuki Sato | 1989-01-31 |
| 4745621 | Method of and apparatus for detecting minimum bit number of received data | Hajime Sawaya, Hiroyuki Sato | 1988-05-17 |
| 4643289 | Wet clutch disc | Kazuhiko Yoneda, Seiichi Kitano | 1987-02-17 |