Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671890 | Fuel injection nozzle | Richard L. Cooper, James Zizelman, Michael Raymond Salemi, Jeffrey Mark Noll | 1997-09-30 |
| 5447140 | Fuel injection | Roger M. Brisbane, Daniel L. Varble, David R. Schumann | 1995-09-05 |
| 5070845 | Fuel injection nozzle | Anatol Avdenko, Richard L. Cooper, Gary J. DeAngelis, Kurt T. Hertzog, Grover W. Preston +3 more | 1991-12-10 |