Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7878315 | Spring clutch | Takahide Saito, Masafumi Nakakoji, Koji Akiyoshi, Tomoaki Makino | 2011-02-01 |
| 6761656 | Over-running clutch pulley with clutch cartridge | Randall King, Robert W. Frayer, Jr., Steve Russell, Mary-Jo Liston, Jared Isamu Taketa | 2004-07-13 |
| 5374219 | Outer ring for vibration proof type homokinetic joint | Takeshi Kohara, Takashi Nozaki, Isao Mikuriya | 1994-12-20 |
| 5328415 | Autotensioner | Ken Yamamoto, Satoshi Kitano | 1994-07-12 |
| 5207620 | Autotensioner | Ken Yamamoto | 1993-05-04 |
| 4863417 | Auto-tensioner for belt | Kei Kimata, Ken Yamamoto, Makoto Yasui | 1989-09-05 |