Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611081 | Vibration actuator with two vibration modes | Mitsuhiro Okazaki, Tomoaki Suzuki, Nobuyoshi Nasu, Tadao Takagi, Tsuyoshi Matsumoto +1 more | 2003-08-26 |
| 6078438 | Vibration actuator and lens barrel | Mine Shibata, Tadao Takagi, Tsuyoshi Matsumoto, Michihiro Tobe | 2000-06-20 |
| 6051912 | Vibration actuator | — | 2000-04-18 |
| 6043586 | Vibration actuator | Mina Kobayashi, Michihiro Tobe | 2000-03-28 |