Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4469056 | Dual follower variable valve timing mechanism | by John A. Powers, executor | 1984-09-04 |
| 4382428 | Contoured finger follower variable valve timing mechanism | — | 1983-05-10 |
| 4205634 | Variable valve timing mechanism | — | 1980-06-03 |