Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8869607 | Exhaust diagnostic system and method with SCR NH3 depletion cleansing mode for initial step in the def quality service healing test | Brett B. Thompson, Justin Adam Shetney, Paul Jasinkiewicz | 2014-10-28 |
| 8844267 | Method and system for controlling a nitrogen oxide (NOx) conversion efficiency monitor | Rebecca J. Darr, Steve L. Melby | 2014-09-30 |
| 8813693 | Diagnostic system and method for a switchable water pump | Daniel A. Bialas, John W. Siekkinen, Igor Anilovich, Michele Bilancia, Morena Bruno | 2014-08-26 |
| 8776503 | Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system | Yue Wang | 2014-07-15 |
| 8629781 | Efficiency determination for a selective-catalytic-reduction catalyst | Janean E. Kowalkowski, John F. Van Gilder | 2014-01-14 |
| 8495862 | System and method for detecting low quality reductant and catalyst degradation in selective catalytic reduction systems | Yue Wang, Brett B. Thompson | 2013-07-30 |
| 8353202 | Exhaust diagnostic systems and methods with SCR conversion efficiency monitor disabling | Brett B. Thompson | 2013-01-15 |
| 8286419 | Exhaust diagnostic systems and methods for resetting after operation with poor reductant quality | Scott R. Gordon, Cheryl J. Stark, Paul Jasinkiewicz, Brett B. Thompson | 2012-10-16 |
| 8205440 | Intrusive SCR efficency testing systems and methods for vehicles with low temperature exhaust gas | Shouxian Ren | 2012-06-26 |