Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5828795 | Sealing device for use in a motor | Masato Gomyo, Toshihiro Kobayashi, Masamichi Hayakawa, Hirofusa Shirai, Kenji Hanabusa | 1998-10-27 |
| 5675199 | Bearing device with a primary and secondary magnetic fluid sealing mechanism | Arihiro Yonezawa, Tamotsu Nose | 1997-10-07 |
| 5628569 | Fluid bearing unit and manufactured method thereof | Masamichi Hayakawa, Masato Gomyo, Arihiro Yonezawa | 1997-05-13 |