Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7851972 | Vibration actuator | Masaki Takasan, Hirohiko Ishikawa, Kazuo Seiki, Kentaro Nakamura | 2010-12-14 |
| 6802220 | Apparatus for transporting levitated objects | Masaki Takasan, Yoshikazu Koike | 2004-10-12 |
| 6637585 | Apparatus for levitating and transporting object | Masaki Takasan, Yoshikazu Koike | 2003-10-28 |
| 6609609 | Object levitating apparatus and method for controlling the same | Masaki Takasan, Yoshikazu Koike | 2003-08-26 |
| 5807250 | Bone assessment apparatus and method | Naoki Ohtomo | 1998-09-15 |
| 5191688 | Method for producing a superior longitudinal vibrator | Hiroyuki Takizawa, Sumio Kawai | 1993-03-09 |
| 5136200 | Ultransonic motor | Hiroyuki Takizawa, Sumio Kawai | 1992-08-04 |
| 4965482 | Ultrasonic motor and method of adjusting the same | Osamu Ohnishi, Sadayuki Takahashi, Osamu Myohga, Tadao Uchikawa, Takeshi Inoue +1 more | 1990-10-23 |
| 4955598 | Paper feeding apparatus | Ken Hiroshige | 1990-09-11 |
| 4885499 | Ultrasonic driven type motor | Minoru Kurosawa, Michiyuki Masuda | 1989-12-05 |
| 4734610 | Vibration wave motor | Ichiro Okumura, Hitoshi Mukohjima | 1988-03-29 |
| 4634916 | Piezoelectric rotary driver | Kozo Okada, Michiyuki Masuda | 1987-01-06 |