Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938875 | Urea injection systems valves | Andrew Myer, Chetan Ponnathpur, John K. Heichelbech, George L. Muntean, Stephen M. Holl +5 more | 2018-04-10 |
| 9422850 | Urea injection systems valves | Andrew Myer, Chetan Ponnathpur, John K. Heichelbech, George L. Muntean, Stephen M. Holl +5 more | 2016-08-23 |
| 8590505 | Method of operating a compression ignition internal combustion engine | David F. May, Cheng G. Li, Clark H. Cummins | 2013-11-26 |