Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640621 | Diagnostic method for a shaft sensor in a reciprocating internal combustion engine | James D. Ward, Kenneth M. Simpson, Hallett D. Breidenbach | 2003-11-04 |
| 6564622 | Method of determining soak-related time intervals of an internal combustion engine | Stephen F. Majkowski, David Allen Dues, Nicholas Colella, Myron H. Bell | 2003-05-20 |
| 6390077 | Adaptive flow restriction test method for an exhaust gas recirculation system | Kenneth M. Simpson, Michael Cottrell, Stephen F. Majkowski, Hallett D. Breidenbach | 2002-05-21 |