Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8201405 | Crossover exhaust duct with front inside passage and rear outside passage | Anwarul Karim, Scott A. Thompson, Robert C. Griffith | 2012-06-19 |
| 7766791 | System for protecting a powertrain | — | 2010-08-03 |
| 7243711 | Efficient heat exchanger and engine using same | Aaron Kenneth Amstutz, Thomas E. Brindle, Bruce Hershock, Sandra L. Ketcherside, John A. Nelson +2 more | 2007-07-17 |
| 6892532 | Exhaust system having low-stress exhaust manifold flange | Daniel Joseph Pelarski, Matthew D. Rampenthal, Neil A. Terry | 2005-05-17 |