Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6417143 | Rolling bearings and greases for the same | Hidenobu Mikami, Koya Ohira, Yoshinobu Akamatsu, Masaki Egami | 2002-07-09 |
| 5975764 | Rolling contact bearing and mounting therefor | Kenji Okada, Tutomu Mizutani | 1999-11-02 |