Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947635 | Hydrodynamic bearing device and spindle motor using the same | Katsushi Hirata, Takanori Shiraishi | 2011-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947635 | Hydrodynamic bearing device and spindle motor using the same | Katsushi Hirata, Takanori Shiraishi | 2011-05-24 |