Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |