Issued Patents All Time
Showing 76–100 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8259408 | Spindle motor having magnetic circuit for stator and rotor magnet, and storage disk drive having the same | Hiroyuki Abe | 2012-09-04 |
| 8223455 | Rotor hub, motor, and disk driving device | Takuro Iguchi, Yoshihiro Sameshima, Ryouji Sugiura | 2012-07-17 |
| 8189290 | Spindle motor and disk drive apparatus using the same | Yasuhiro Sakata, Yuya SAITO | 2012-05-29 |
| 8087156 | Methods of manufacturing fluid-dynamic-pressure bearing and spindle motor incorporating the bearing, and spindle motor and recording-disk drive incorporating the bearing | Masato Gomyo | 2012-01-03 |
| 7988810 | Sleeve unit, method of manufacturing thereof, and motor using the sleeve unit | — | 2011-08-02 |
| 7940493 | Spindle motor including flexible circuit substrate and recording disk drive having the spindle motor | Hiroomi Ogawa | 2011-05-10 |
| 7866047 | Sleeve-unit manufacturing method | — | 2011-01-11 |
| 7830049 | Motor and disk drive using the same | Tomohiro Yoneda, Keita Hamakawa, Takayuki Iwase, Hiromasa Fujii | 2010-11-09 |
| 7764000 | Spindle motor | — | 2010-07-27 |
| 7721445 | Thrust plate, method of manufacturing thereof, motor using the thrust plate, and the data storage disk drive using the motor | Ryouji Sugiura | 2010-05-25 |
| 7650697 | Methods of manufacturing fluid-dynamic-pressure bearing and spindle motor incorporating the bearing, and spindle motor and recording-disk drive incorporating the bearing | Masato Gomyo | 2010-01-26 |
| 7640665 | Method of manufacturing shaft unit | Kenzo Hirose, Kiyoyoshi Takegami | 2010-01-05 |
| 7626305 | Armature, motor using the armature, and disk drive device using the motor | — | 2009-12-01 |
| 7593182 | Recording disk driving device motor unit having a sheet member attached to a base | Hiroomi Ogawa | 2009-09-22 |
| 7556433 | Fluid dynamic bearing device and motor equipped with the same | Tetsuya Kurimura, Yoshiharu Inazuka | 2009-07-07 |
| 7550883 | Rotor hub, spindle motor, and recording disk driving apparatus | Kazushi Miura | 2009-06-23 |
| 7542232 | Motor unit including spindle motor and recording-disk-driving device including the same | Tsuchitsugu Watanabe | 2009-06-02 |
| 7525231 | Stator used for recording disk driving motor, recording disk driving motor, and recording disk driving device | — | 2009-04-28 |
| 7514831 | Motor having fluid dynamic bearing and disk drive with the-like motor | — | 2009-04-07 |
| 7515379 | Spindle motor and recording disk drive having spindle motor | Hiroomi Ogawa | 2009-04-07 |
| 7514830 | Spindle motor and recording disk driving device including the same | — | 2009-04-07 |
| 7511398 | Motor and recording disk driving device | — | 2009-03-31 |
| 7474502 | Rotor hub, motor, and recording disk driving device | Shingo Suginobu | 2009-01-06 |
| 7411762 | Fluid dynamic pressure bearing including dynamic pressure generating grooves, and spindle motor and disc drive including the bearing | — | 2008-08-12 |
| 7345388 | Brushless motor and recording disk driving apparatus having the brushless motor | Hiroaki Hirano, Masayoshi Saichi, Junichi Takatera | 2008-03-18 |