Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8013487 | Hydrodynamic bearing device, and spindle motor and information apparatus equipped with same | Koji Hirata, Takao Yoshitsugu, Yoshihito Watanabe, Hisaaki Yano | 2011-09-06 |
| 7862238 | Hydrodynamic bearing rotary device and information apparatus | Takafumi Asada, Hiroaki Saito, Daisuke Itou, Hiroyuki Kiriyama | 2011-01-04 |