Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9133750 | Method and system for verifying the operation of an SCR catalyst | Stephen Paul Levijoki, Scott R. Gordon, Yue Wang | 2015-09-15 |
| 9080494 | Particulate filter monitoring methods and systems | Janean E. Kowalkowski | 2015-07-14 |
| 8839602 | Non-methane hydrocarbon conversion efficiency diagnostic for a diesel after-treatment system | Igor Anilovich, Janean E. Kowalkowski, John F. Van Gilder, Ognyan N. Yanakiev | 2014-09-23 |
| 8286419 | Exhaust diagnostic systems and methods for resetting after operation with poor reductant quality | Stephen Paul Levijoki, Scott R. Gordon, Paul Jasinkiewicz, Brett B. Thompson | 2012-10-16 |
| 8047046 | Systems and method for monitoring urea level | James M. Dixon, Scott R. Gordon, Michael Christopher Luckham | 2011-11-01 |
| 6439039 | Method to verify cold start spark retard | Lynn Edward Davison, Arthur Joseph Varady, John Michael Kacewicz | 2002-08-27 |