Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939851 | Position control device | Shinji Yamamoto, Tadashi Hayashi | 1999-08-17 |
| 5631516 | Vibration type actuator device | — | 1997-05-20 |
| 5585686 | Vibration type actuator device | — | 1996-12-17 |
| 5539268 | Vibration type actuator device | — | 1996-07-23 |
| 5499808 | Sheet feeding apparatus | Yoshifumi Nishimoto | 1996-03-19 |
| 5483059 | Signal processing method using comparator level adjustment in a displacement measuring device | Masahiko Igaki, Katsuhiro Fujii | 1996-01-09 |
| 5477100 | Vibration type motor system | — | 1995-12-19 |
| 5459370 | Vibration type motor device | — | 1995-10-17 |
| 5436521 | Vibration type actuator apparatus | — | 1995-07-25 |
| 5285134 | Control device for vibration type motor | — | 1994-02-08 |
| 5244202 | Sheet feeding apparatus | Yoshifumi Nishimoto | 1993-09-14 |
| 5176376 | Vibration sheet feeder | Masahiko Igaki, Yoshifumi Nishimoto, Koji Kitani, Hiroyuki Seki, Eiichi Yanagi | 1993-01-05 |
| 5157300 | Vibration wave driven motor apparatus | Koji Kitani | 1992-10-20 |
| 5155418 | Actuator device | — | 1992-10-13 |
| 5085423 | Sheet feeding device | Yoshifumi Nishimoto, Masahiko Igaki, Naruto Sugimoto, Hiroyuki Seki, Atsushi Kimura | 1992-02-04 |
| 5065999 | Sheet feeding device utilizing vibration waves | Yoshifumi Nishimoto, Masahiko Igaki, Eiichi Yanagi | 1991-11-19 |
| 5062622 | Vibratory sheet feeder which uses phase adjustment to control the sheet feeding speed | Yoshifumi Nishimoto, Masahiko Igaki | 1991-11-05 |
| 5004964 | Control apparatus for vibration driven motor | Takayuki Tsukimoto | 1991-04-02 |
| 5001404 | Vibration wave motor | — | 1991-03-19 |