Issued Patents All Time
Showing 51–75 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7210674 | Fluid-filled vibration damping device | Hajime Maeno | 2007-05-01 |
| 7165761 | Fluid filled active vibration damping device | Mutsumi Muraoka | 2007-01-23 |
| 7140603 | Vibration damping device having stopper structure | Hajime Maeno, Nobuhiro Yasumuro, Naoki Kaneda, Shigeki Okai | 2006-11-28 |
| 7010420 | Vibration controller for active vibration insulators and method for controlling vibrations for the same | Hiroyuki Ichikawa, Takayoshi Yasuda | 2006-03-07 |
| 6907969 | Active type dynamic damper | Hiroyuki Ichikawa | 2005-06-21 |
| 6902156 | Pneumatically operated active vibration damping device | Kazuhiko Kato, Motohiro Hatano | 2005-06-07 |
| 6808168 | Fluid-filled active vibration damping device | Hiroyuki Ichikawa | 2004-10-26 |
| 6679486 | Pneumatically controlled vibration damper | Kazuhiko Kato, Motohiro Hatano | 2004-01-20 |
| 6659436 | Pneumatically operated active vibration damping device and vibration damping apparatus using the same | Hiroyuki Ichikawa, Syouji Akasa | 2003-12-09 |
| 6491290 | Fluid-filled vibration damping device having pressure receiving chamber whose spring stiffness is controllable | Kazuhiko Kato, Motohiro Hatano | 2002-12-10 |
| 6445149 | Vibrator controlling method and vibrator | Hiroyuki Ichikawa | 2002-09-03 |
| 6352249 | Fluid-filled vibration damping device having pneumatically oscillated cylindrical member | Hiroyuki Ichikawa | 2002-03-05 |
| 6325364 | Fluid-filled active elastic mount wherein oscillating member is elastically supported by two elastic support members | — | 2001-12-04 |
| 6305675 | Oscillating force generator and vibration damper using the generator | — | 2001-10-23 |
| 6276673 | Fluid-filled active vibration damping device having stabilizing member for stabilizing oscillating member | Masayuki Hibi, Akio Saiki, Shouji Akasa | 2001-08-21 |
| 6264181 | Pneumatically operated active vibration damping device having air chamber whose volume is controllable | Hiroyuki Ichikawa | 2001-07-24 |
| 6254069 | Active vibration damping system having controller for generating pulse signal for oscillation of oscillating plate partially defining fluid chambers | Yoshihiko Hagino, Hiroyuki Ichikawa | 2001-07-03 |
| 6224045 | Vibration damping device having fluid chambers on opposite sides of partition structure having movable rubber plate | Yoshihiko Hagino, Hiroaki Tanahashi | 2001-05-01 |
| 6059275 | Vibration damper having oscillating force generating means | — | 2000-05-09 |
| 6055317 | Active vibration damping device having pneumatically oscillated mass member whose oscillation amplitude as well as frequency and phase are controllable | Yoshihiko Hagino | 2000-04-25 |
| 6017024 | Fluid-filled vibration damping device having pneumatically oscillated member partially defining auxiliary fluid chamber | Masahiko Nagasawa | 2000-01-25 |
| 5941512 | Vibration damper including mass member displaceable by fluid pressure change in working chamber | Masahiko Nagasawa, Yoshihiko Hagino | 1999-08-24 |
| 5866052 | Process of manufacturing structural body for automotive vehicle | — | 1999-02-02 |
| 5344129 | Elastic mount having fluid chamber partially defined by oscillating plate actuated by moving coil in annular gap between two yokes connected to permanent magnet | Akiyoshi Ide, Katsuhiro Goto, Yutaka Ishioka, Yoshiki Funahashi, Rentaro Kato +3 more | 1994-09-06 |
| 5333846 | Elastic mount having fluid chamber partially defined by oscillating plate actuated by moving coil in annular gap between two yokes connected to permanent magnet, and method of manufacturing the elastic mount | Katsuhiro Goto, Akiyoshi Ide, Yutaka Ishioka, Rentaro Kato, Tetsu Matsui +3 more | 1994-08-02 |