Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361736 | Variable valve timing | John B. Phoenix | 1994-11-08 |
| 5329894 | Variable valve timing | John B. Phoenix | 1994-07-19 |
| 4186713 | Ignition systems for internal combustion engine | Stephen A. Eckhoff | 1980-02-05 |