Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873957 | Throttle valve control apparatus | Yoshiji Ueyama | 1989-10-17 |
| 4872435 | Throttle valve controlling apparatus including relative position limiting means for throttle valves | Yoshiji Ueyama | 1989-10-10 |
| 4872437 | Fuel pressure regulator for internal combustion engine | — | 1989-10-10 |
| 4829964 | Fluid pressure regulator | — | 1989-05-16 |