Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053838 | Combustion chamber geometry | William D. Tenny | 2021-07-06 |
| 10451012 | Gaseous fuel combustion apparatus for an internal combustion engine | Roderick C. S. Beazley, William D. Tenny | 2019-10-22 |
| 10094339 | Direct exhaust gas recirculation system | — | 2018-10-09 |
| 8826874 | Anti-rotation roller valve lifter | Ashwin A. Hattiangadi, Alin R. Olaru, Jonathan R. Chittenden | 2014-09-09 |
| 8800517 | Cam shaft/cam gear assembly and thrust strategy for engine using same | Travis T. Petry-Johnson, Ryan M. Heinbuch, Jonathan R. Chittenden | 2014-08-12 |
| 8555838 | Engine with stub shaft supported cam gear and machine using same | Travis T. Petry-Johnson, Ryan M. Heinbuch | 2013-10-15 |