Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12119761 | Injector and control method for an ultrasonic motor | Toshio Kanetaka, Makoto Udagawa | 2024-10-15 |
| 11303227 | Injector and control method for an ultrasonic motor | Toshio Kanetaka, Makoto Udagawa | 2022-04-12 |
| 9545646 | Injector and control method for an ultrasonic motor | Toshio Kanetaka, Makoto Udagawa | 2017-01-17 |
| 8779647 | Electrostatic motor | — | 2014-07-15 |
| 8278797 | Electrostatic motor | — | 2012-10-02 |
| 5218258 | Ultrasonic motor and laser beam welding apparatus using the same | Isao Shirasu, Takashi Akaba, Tadashi Nagashima, Yoshimasa Tsukamoto, Kyoichi Yoshioka | 1993-06-08 |
| RE33390 | Motor device utilizing ultrasonic oscillation | — | 1990-10-16 |
| 4562374 | Motor device utilizing ultrasonic oscillation | — | 1985-12-31 |
| 4548090 | Supersonic vibration driven motor device | — | 1985-10-22 |
| 4325264 | Supersonic vibration driven motor device | — | 1982-04-20 |