Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7404675 | Ball bearing | — | 2008-07-29 |
| 7384198 | Rolling bearing | Hiroshi Ishiguro, Naoki Fukuda, Toshihisa Ohata | 2008-06-10 |
| 7070334 | Ball Bearing | — | 2006-07-04 |
| 6817770 | Single row deep groove radial ball bearing | Hiroshi Ishiguro, Toshihisa Ohata | 2004-11-16 |
| 6719459 | Ball bearing | — | 2004-04-13 |
| 6554480 | Single row deep groove radial ball bearing | Hiroshi Ishiguro, Toshihisa Ohata | 2003-04-29 |