Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8884497 | Piezoelectric actuator and a method of manufacturing the same | Tsuyoshi Ishii, Tsukasa Yamada | 2014-11-11 |
| 7956513 | Method of driving a driving device | Toyoki Tanaka, Takahiko Nishiyama | 2011-06-07 |
| 7755252 | Driving device having suitable stationary member as material | Tsukasa Yamada, Toyoki Tanaka, Takahiko Nishiyama | 2010-07-13 |
| 7732982 | Driving device capable of reducing height thereof | Tsukasa Yamada | 2010-06-08 |
| 7633208 | Driving device capable of transferring vibrations generated by an electro-mechanical transducer to a vibration friction portion with a high degree of efficiency | Tsukasa Yamada, Takahiko Nishiyama, Toyoki Tanaka | 2009-12-15 |
| 7633209 | Driving device capable of obtaining a stable frequency characteristic | Takahiko Nishiyama | 2009-12-15 |
| D476314 | Optical pickup | Kazutomo Imi, Kenichi Hori, Kenichi Negoro, Hisamichi Sekine | 2003-06-24 |