Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4774913 | Variable valve lift/timing mechanism | Rolland D. Giampa | 1988-10-04 |
| 4721089 | Adaptive dilution control for IC engine responsive to LPP | James H. Currie, Kenneth J. Cinpinski, Kenneth J. Buslepp, Edward J. Jensen, Leroy E. Medendorp | 1988-01-26 |