Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815855 | Motor and turbo-molecular pump | Youichi Kuwayama | 2004-11-09 |
| 6784580 | Motor and pressure generating apparatus incorporating the motor | Youichi Kuwayama | 2004-08-31 |
| 6664683 | Motor and turbo-molecular pump | Youichi Kuwayama | 2003-12-16 |
| 6498410 | Motor and pressure generating apparatus incorporating the motor | Youichi Kuwayama | 2002-12-24 |
| 6091216 | Motor-driving circuit | Hisashi Takahashi, Takashi Kenjo, Koichiro Shoji | 2000-07-18 |
| 5168186 | Spindle motor | — | 1992-12-01 |