Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9443653 | Rare earth magnet, rotor and manufacturing method for rare earth magnet | Yoshifumi Furuta, Katsuyoshi Furuya | 2016-09-13 |
| 6805489 | Dynamic pressure bearing device | Hisaya Nakagawa, Tomoko Nogawa | 2004-10-19 |
| 6427330 | Method for forming a lubricant coating on a hydrodynamic bearing apparatus by electrode positioning | Toshihiro Kobayashi | 2002-08-06 |
| 6155721 | Dynamic-pressure fluid bearing | Hironori Kurosawa, Tokuhisa Tsutsui, Hiromasa Marumo, Masamichi Hayakawa | 2000-12-05 |
| 5763967 | Dynamic-pressure fluid bearing | Hironori Kurosawa, Tokuhisa Tsutsui, Hiromasa Marumo | 1998-06-09 |
| 5122896 | Electrochromic display device with the counter electrode being preliminarily held in reduced or oxidized state | Hiromasa Marumo, Tokuhisa Tsutsui | 1992-06-16 |