Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6063218 | Bearing manufacturing method | Masayuki Kobayashi | 2000-05-16 |
| 5542991 | Rail for a linear motion guide bearing | Tsutomu Abe, Kazuhiro Kobayashi, Kenichi Hosoda | 1996-08-06 |
| 5077003 | Rolling-part steel and rolling part employing same | Kiyoshi Hirakawa | 1991-12-31 |
| 5013525 | Steel for corrosion-resistant rolling part and rolling part | Kaneaki Hamada, Kazuichi Tsubota | 1991-05-07 |
| 4871268 | Rolling bearing | Kyozaburo Furumura, Yasuo Murakami, Tsutomu Abe | 1989-10-03 |