Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742934 | Rolling bearing and spindle apparatus for machine tool | Sumio Sugita, Yu Koiwa, Takaaki Anzai, Tamotsu Misawa, Masaru Terasaki | 2004-06-01 |
| 6733181 | Bearing unit | Yu Koiwa, Tamotsu Misawa | 2004-05-11 |
| 6709161 | Angular contact ball bearing and spindle device | Kenji Yakura, Takaaki Anzai, Yasushi Morita | 2004-03-23 |