Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6745151 | Remote diagnostics and prognostics methods for complex systems | Kenneth A. Marko, Doug B. Thornburg, George Halow | 2004-06-01 |
| 4409945 | Exhaust gas recirculation system | — | 1983-10-18 |
| 4401092 | Exhaust gas recirculation system | — | 1983-08-30 |
| 4398524 | Exhaust gas recirculation system | — | 1983-08-16 |
| 4398525 | Multi-stage exhaust gas recirculation system | Daniel C. Ahrns | 1983-08-16 |