Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606854 | Exhaust mixer and apparatus using same | Robert G. Siefker, Baily Vittal, Von David Baker, James C. Loebig | 2003-08-19 |
| 6568909 | Methods and apparatus for improving engine operation | Peter Szucs, Gregory Scott McNulty, David William Crall | 2003-05-27 |