Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7650781 | Method for verifying the functionality of the components of a diesel particulate filter system | Donald E. Keski-Hynnila, Jeffery S. Hawkins, Harald Wedler, Frank S. Groer, Mark A. Zurawski +8 more | 2010-01-26 |
| 7631552 | Method of verifying component functionality on EGR and air systems | Donald E. Keski-Hynnila, Jeffery S. Hawkins, Harald Wedler, Frank S. Groer, Mark A. Zurawski +7 more | 2009-12-15 |