Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834223 | Valve structure for telescopic hydraulic damper | Sadao Kawamura, Kanau Iwashita, Tomeo Fuse, Naoyuki Sataka, Hidekuni Ito | 1989-05-30 |
| 4667941 | Self-leveling damper for motorcycles | Yasuyuki Hayashi, Naoyuki Sadaka, Shigeru Murata | 1987-05-26 |