Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779238 | Method of manufacturing piezoelectric actuator | Makoto Suzuki, Masao Kasuga, Keitarou Koroishi | 2004-08-24 |
| 6771848 | Optical switch and method of controlling the same | Takashi Yamanaka, Masao Kasuga, Kenji Suzuki, Tomohiro Shimada | 2004-08-03 |
| 6765334 | Linear or pivotal motion mechanism using ultrasonic motor and electronic device equipped with linear or pivotal motion mechanism | Masao Kasuga, Makoto Suzuki | 2004-07-20 |
| 6720711 | Piezoelectric actuator, ultrasonic motor equipped with piezoelectric actuator, and electronic apparatus equipped with piezoelectric actuator | Masao Kasuga | 2004-04-13 |
| 6717330 | Ultrasonic motor and electronic device having the ultrasonic motor | Kouji Nitadori, Masao Kasuga | 2004-04-06 |
| 6707232 | Piezoelectric driving body, ultrasonic motor and electronic apparatus having an ultrasonic motor | Masao Kasuga, Makoto Suzuki, Tatsuru Sato, Satoshi Watanabe, Yoko Shinohara | 2004-03-16 |