Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641322 | Bearing assembly unit and motor | Naoya ISAJI | 2020-05-05 |
| 10298093 | Tubular motor, control method for brushless motor, and motor equipped with brake | Masaaki Ando, Shinichi Yoshikawa, Goro Nakamura, Yuu Akuzawa, Tadashi Takeda +1 more | 2019-05-21 |
| 6693733 | Polygonal mirror fixing device | — | 2004-02-17 |
| 6215217 | Dynamic pressure bearing motor | — | 2001-04-10 |
| 6155721 | Dynamic-pressure fluid bearing | Tokuhisa Tsutsui, Yasushi Mizusaki, Hiromasa Marumo, Masamichi Hayakawa | 2000-12-05 |
| 5763967 | Dynamic-pressure fluid bearing | Tokuhisa Tsutsui, Yasushi Mizusaki, Hiromasa Marumo | 1998-06-09 |