Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5408376 | Piezoelectric head actuator | Takahiro Nishikura, Katsumi Imada, Takashi Nojima, Katsu Takeda, Masanori Sumihara | 1995-04-18 |
| 5408156 | Ultrasonic motor | Takahiro Nishikura, Katsu Takeda | 1995-04-18 |
| 5327040 | Ultrasonic motor with a vibrating body and a moving body driven thereby | Masanori Sumihara, Katsu Takeda, Takahiro Nishikura | 1994-07-05 |
| 5300851 | Linear-type actuator | Takahiro Nishikura, Katsu Takeda, Masanori Sumihara | 1994-04-05 |
| 5256928 | Ultrasonic motor with a vibrator having recesses | Takahiro Nishikura, Katsu Takeda, Masanori Sumihara | 1993-10-26 |
| 4853579 | Drive method for ultrasonic motor providing enhanced stability of rotation | Katsu Takeda, Ritsuo Inaba, Tetsuji Fukada | 1989-08-01 |
| 4829209 | Ultrasonic motor with stator projections and at least two concentric rings of electrodes | Ritsuo Inaba, Akira Tokushima, Katsu Takeda | 1989-05-09 |
| 4796049 | Heat roller for electrophotographic copying machine | Hideaki Taniguchi, Koichi Moriyama, Ken-ichi Iwamoto | 1989-01-03 |