Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690321 | Vibration damping system for vehicle | Hirofumi Seni, Norihiko Nakao, Chiaki Santo, Shin Takehara, Naoki Ikeda +1 more | 1997-11-25 |
| 5651072 | Vibration damping system for vehicle | Norihiko Nakao, Shin Takehara, Naoki Ikeda, Chiaki Santo, Hirofumi Seni +1 more | 1997-07-22 |
| 5617315 | Active vibration damping system for a vehicle | Norihiko Nakao, Yutaka Tukahara, Naoki Ikeda, Shin Takehara, Hirofumi Seni +1 more | 1997-04-01 |