Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889095 | Ignition timing control system | — | 1989-12-26 |
| 4884546 | Fuel injection control system for an automotive engine | — | 1989-12-05 |
| 4884548 | Fuel injection control system for an automotive engine | — | 1989-12-05 |
| 4798083 | System for measuring intake airflow rate in an engine | — | 1989-01-17 |