Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749237 | Hydraulic cylinder with control valve | Hitoshi Kubota, Akira Ishii | 1988-06-07 |
| 4571006 | Brake pressure control valve of a double piping system | Hitoshi Kubota, Akira Ishii, Toshiyuki Takahashi | 1986-02-18 |
| 4500761 | Fluid reservoir with fluid-level sensor | Hitoshi Kubota, Seiji Hamamatsu, Toshiyuki Takahashi | 1985-02-19 |