Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843580 | Noise immune crankshaft pulse position developing apparatus | Frank E. Ridoux | 1989-06-27 |
| 4750467 | Internal combustion engine ignition system | — | 1988-06-14 |
| 4711226 | Internal combustion engine ignition system | Frank E. Ridoux, John S. Edenborough | 1987-12-08 |
| 4373488 | Internal combustion engine electronic ignition system | — | 1983-02-15 |