Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6856070 | Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators | Zhihong Wang, Tamon Kasajima, Masashi Shiraishi, Kai Wu | 2005-02-15 |