Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6681172 | Model-based method of estimating crankcase oil temperature in an internal combustion engine | Jeffrey M. Pfeiffer | 2004-01-20 |
| 6308671 | Method of increasing torque and/or reducing emissions by varying the timing of intake and/or exhaust valves | Dennis Craig Reed, Martin Muller, Edward George Himes, Bart Hubert Schreurs | 2001-10-30 |