Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7712174 | Rolling driving actuator and power toothbrush using the same | Hiroaki Shimizu, Ryo Motohashi, Hidekazu Yabuuchi, Katsuhiro Hirata, Yuya Hasegawa | 2010-05-11 |
| 7646117 | Actuator and electric toothbrush using the same | Hiroaki Shimizu, Tomohiro Kunita, Shinichi Taniguchi, Suehisa Kishimoto | 2010-01-12 |
| 7495358 | Vibratory linear actuator and electric toothbrush using the same | Noboru Kobayashi, Kensaku Kanada, Hiroaki Shimizu, Ryo Motohashi, Hidekazu Yabuuchi | 2009-02-24 |
| 7474018 | Reciprocation type linear driving actuator and power toothbrush using the same | Hiroaki Shimizu, Ryo Motohashi, Hidekazu Yabuuchi | 2009-01-06 |
| 7443058 | Actuator capable of reciprocal linear driving and rolling driving and power toothbrush using the same | Hiroaki Shimizu, Ryo Motohashi, Hidekazu Yabuuchi, Katsuhiro Hirata, Yuya Hasegawa | 2008-10-28 |
| 7443059 | Linear actuator for both vibrating and rolling movement and electric toothbrush using the same | Noboru Kobayashi, Kensaku Kanada, Hiroaki Shimizu, Ryo Motohashi, Hidekazu Yabuuchi | 2008-10-28 |
| 7328474 | Electric toothbrush with linear oscillator | Hidekazu Yabuuchi, Hiroki Inoue, Tomio Yamada | 2008-02-12 |
| 7218018 | Actuator | Yuya Hasegawa, Katsuhiro Hirata, Yoshio Mitsutake, Tomohiro Ota, Ryo Motohashi +3 more | 2007-05-15 |
| 7053507 | Linear oscillating actuator system | Noboru Kobayashi, Masashi Moriguchi, Hidekazu Yabuuchi, Ryo Motohashi | 2006-05-30 |
| 6559563 | Linear oscillating actuator | Hiroaki Shimizu, Ryo Motohashi, Hidekazu Yabuuchi, Noboru Kobayashi | 2003-05-06 |