Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4792244 | Ceramic bearing construction | Yuko Yamashita, Takao Kimura, Katsutoshi Nishida, Koichi Inoue, Kazuo Rokkaku +1 more | 1988-12-20 |
| 4668105 | Bearings for rotary machines | Hiromu Furukawa, Shinobu Saito | 1987-05-26 |