Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719110 | Wet type friction clutch and electromagnetic clutch | Yasuhiko Ishikawa, Makoto Ishizuka, Yoshiyuki Nakabayashi, Kouji Iizuka, Yoshiaki Kitsunezuka +2 more | 2004-04-13 |