Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845420 | Drive circuit device for inductive load | Ryoichi Harada, Masami Okano | 1989-07-04 |
| 4825369 | Apparatus for controlling fuel injection timing of a fuel injection pump | — | 1989-04-25 |
| 4807132 | Apparatus for controlling an internal combustion engine for vehicles | Kenji Arai, Kazumasa Kurihara | 1989-02-21 |
| 4800861 | Fuel injection system electromagnetic-valve controlled type | Masataka Ishikawa | 1989-01-31 |