Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947950 | Hydroelectric power generation apparatus | Tomoya Kawai | 2021-03-16 |
| 10648449 | Hydroelectric power generation apparatus | Tomoya Kawai | 2020-05-12 |
| 8052327 | Hydrostatic gas bearing, rotator and CT scanner | Junichi Hirata | 2011-11-08 |
| 7066652 | Externally pressurized gas bearing and spindle equipment using this | Kiyotaka Kusunoki, Kazuyuki Aono, Ryu Inoue | 2006-06-27 |
| 6956367 | Bearing assembly equipped with rotation sensor to determine rotation and position of rotating element | Toru Takahashi, Yoshitaka Nagano, Takashi Koike, Kenichi Iwamoto | 2005-10-18 |
| 6848828 | Foil bearing and spindle device using the same | Hidehiko Nishijima | 2005-02-01 |
| 6581857 | Externally pressurized gas bearing spindle | Shoji Fujii | 2003-06-24 |
| 6524004 | Externally pressurized gas bearing spindle assembly | Takayuki Itoh | 2003-02-25 |
| 6439773 | Externally pressurized gas bearing spindle assembly | Takayuki Itoh | 2002-08-27 |
| 6019515 | Externally pressurized gas bearing assembly | Shoji Fujii | 2000-02-01 |
| 5660480 | Externally pressurized bearing spindle | Shoji Fujii, Shizuka Yamazaki | 1997-08-26 |
| 5073037 | Spindle assembly | Shizuka Yamazaki | 1991-12-17 |