Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878768 | Bearing having an improved corrosion-resistance | Takashi Suzuki | 1989-11-07 |
| 4877813 | Bearing resin material | Osamu Jinno | 1989-10-31 |
| 4869871 | Pb-Sn-Sb-In solder alloy | Kenichi Kawai, Nobuo Fukuma, Akira Matsui, Kenichiro Futamura, Eizi Asada | 1989-09-26 |
| 4830777 | Electric conductive and sliding resin material | Osamu Suzuki, Eizi Asada | 1989-05-16 |
| 4822561 | Aluminum bearing alloy | Soji Kamiya, Yuji Yokota, Yoshio Kumada | 1989-04-18 |
| 4818487 | Aluminum bearing alloy | Soji Kamiya, Yuji Yokota, Yoshio Kumada | 1989-04-04 |
| 4806308 | Aluminum bearing alloy | Soji Kamiya, Yuji Yokota, Yoshio Kumada | 1989-02-21 |