Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821770 | Solenoid valve assembly | Richard M. Parrott, Yuchi P. Peng | 1989-04-18 |
| 4601197 | Peak combustion pressure timing detector for internal combustion engine | Gerald T. Fattic, David S. Dennis | 1986-07-22 |
| 4332225 | Internal combustion engine with oxygen sensor heater control | Francis G. Cox | 1982-06-01 |