Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7712964 | Sliding bearing | Kimio Kawagoe, Yoshio Fuwa | 2010-05-11 |
| RE39377 | Sliding bearing | Yoshio Kumada, Soji Kamiya | 2006-11-07 |
| RE38414 | Sliding bearing for an internal combustion engine | Zenichirou Katou, Yoshikatsu Nakamura, Soji Kamiya | 2004-02-03 |
| 6025081 | Copper-based bearing material and sliding bearing for internal combustion engines | Haruyuki Ohshiro, Takashi Tomikawa, Soji Kamiya | 2000-02-15 |
| 5704720 | Sliding bearing | Yoshio Kumada, Soji Kamiya | 1998-01-06 |
| 5632559 | Sliding bearing | Yoshio Kumada, Soji Kamiya | 1997-05-27 |
| 5620262 | Sliding bearing | Yoshio Kumada, Soji Kamiya | 1997-04-15 |
| 5607239 | Bearing unit | Yoshio Kumada, Soji Kamiya | 1997-03-04 |
| 5238311 | Sliding bearing for an internal combustion engine | Zenichirou Katou, Yoshikatsu Nakamura, Soji Kamiya | 1993-08-24 |