Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536566 | Vibration-damping device for vehicles | Koichi Hasegawa, Rentaro Kato, Yoshinori Yasumoto, Masaaki Hamada | 2003-03-25 |
| 5769380 | Rubber vibration isolator with bracket and method of manufacturing the same | Masayuki Hibi, Masahiko Hanazaki | 1998-06-23 |
| 4881426 | Dual-type damper device | Minoru Serizawa | 1989-11-21 |
| 4815332 | Dual-type damper device | Minoru Serizawa | 1989-03-28 |
| 4794816 | Dual-type damper device | Minoru Serizawa | 1989-01-03 |