Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5207081 | Vibration damper assembly | — | 1993-05-04 |
| 4834223 | Valve structure for telescopic hydraulic damper | Sadao Kawamura, Kanau Iwashita, Shuichi Kawahara, Naoyuki Sataka, Hidekuni Ito | 1989-05-30 |