Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653763 | Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators | Zhihong Wang, Tamon Kasajima, Masashi Shiraishi, Ping Shang | 2003-11-25 |
| 6633458 | Rotary piezoelectric microactuator with an optimum suspension arrangement | Tamon Kasajima, Masashi Shiraishi, Ping Shang | 2003-10-14 |