Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39377 | Sliding bearing | Katsuyuki Hashizume, Soji Kamiya | 2006-11-07 |
| 6921205 | Sliding material | Hiroshi Kanayama, Mitsuaki Hakamata | 2005-07-26 |
| 5817397 | Sliding bearing | Soji Kamiya, Yuji Yokota | 1998-10-06 |
| 5704720 | Sliding bearing | Katsuyuki Hashizume, Soji Kamiya | 1998-01-06 |
| 5632559 | Sliding bearing | Katsuyuki Hashizume, Soji Kamiya | 1997-05-27 |
| 5620262 | Sliding bearing | Katsuyuki Hashizume, Soji Kamiya | 1997-04-15 |
| 5607239 | Bearing unit | Katsuyuki Hashizume, Soji Kamiya | 1997-03-04 |
| 5525246 | Sliding-Bearing Material | Souzi Kamiya, Kenichiro Futamura | 1996-06-11 |
| 5286444 | Copper bearing alloy | Takashi Tomikawa | 1994-02-15 |
| 4822561 | Aluminum bearing alloy | Soji Kamiya, Yuji Yokota, Tatsuhiko Fukuoka | 1989-04-18 |
| 4818487 | Aluminum bearing alloy | Soji Kamiya, Yuji Yokota, Tatsuhiko Fukuoka | 1989-04-04 |
| 4806308 | Aluminum bearing alloy | Soji Kamiya, Yuji Yokota, Tatsuhiko Fukuoka | 1989-02-21 |