Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324066 | Hydraulic damper with variable damping characteristics in compression and extension | Tatsuya Masamura, Koji Takase, Ken Mizumukai | 1994-06-28 |
| 5306444 | Washing composition capable of preventing and ameliorating skin irritation | Yasukazu Nakayama, Naoe Akiyama, Eriko Kasahara | 1994-04-26 |