Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156209 | Purge valve leak diagnostic robustness improvements for small turbocharged engines | Robert Jackson | 2018-12-18 |
| 9390569 | Control and diagnosis of a controller wake up feature | James T. Kurnik, Michael A. Turley | 2016-07-12 |
| 9316558 | System and method to diagnose fuel system pressure sensor | Robert Jackson | 2016-04-19 |
| 9157825 | Engine knock diagnostic | Wajdi B. Hamama, Craig M. Sawdon, Eric Ferch, Hamid M. Esfahan, Brian D. Francis +1 more | 2015-10-13 |
| 8984867 | Nitrogen dioxide generation diagnostic for a diesel after-treatment system | Igor Anilovich, John Coppola, Janean E. Kowalkowski, Ognyan N. Yanakiev | 2015-03-24 |
| 8868282 | Diagnostic system and method for processing continuous and intermittent faults | Peter John Giles | 2014-10-21 |
| 8839602 | Non-methane hydrocarbon conversion efficiency diagnostic for a diesel after-treatment system | Igor Anilovich, Janean E. Kowalkowski, Cheryl J. Stark, Ognyan N. Yanakiev | 2014-09-23 |
| 8670894 | Control system and method for sensor signal out of range detection | Wenbo Wang, Daniel P. Grenn, Michael J. Lucido, Ian J. MacEwen, Hamid M. Esfahan | 2014-03-11 |
| 8634985 | Method of detecting an in-range failure of a brake pedal position sensor | Andrew M. Zettel, AMMAR A. ATMEH, Stanley D. Sullivan | 2014-01-21 |
| 8635006 | Control systems and methods for estimating engine coolant heat loss | Wajdi B. Hamama | 2014-01-21 |
| 8629781 | Efficiency determination for a selective-catalytic-reduction catalyst | Janean E. Kowalkowski, Stephen Paul Levijoki | 2014-01-14 |
| 8608374 | Outside air temperature sensor diagnostic systems for a vehicle | Wajdi B. Hamama, Layne K. Wiggins, Wenbo Wang, Robert J. Horner, Keith M. Lindsey, Jr. +1 more | 2013-12-17 |
| 8583349 | Systems and methods for diagnosing oxygen sensors and catalytic converters of exhaust systems | Igor Anilovich, John W. Siekkinen, Wesley W. Wald, Robert J. Genslak, Jeffry A. Helmick | 2013-11-12 |
| 8527187 | Systems and methods for digital signal processing | Wajdi B. Hamama | 2013-09-03 |
| 8443589 | Diesel oxidation catalyst efficiency diagnostic method | Chuan He, Richard B. Jess, Jay Tolsma, Wenbo Wang | 2013-05-21 |
| 8447494 | Plug-in hybrid EVAP valve management to reduce valve cycling | Zhong Wang, Brian L. Spohn, Miles K. Maxey, Jonathan J. Stec, Timothy E. McCarthy +3 more | 2013-05-21 |
| 8397552 | Large leak diagnostic tool for a sealed fuel system in a vehicle | Robert Jackson, William R. Cadman | 2013-03-19 |
| 8346424 | Method of monitoring in-use performance ratios of onboard diagnostic systems for plug-in hybrid electric vehicles | Andrew M. Zettel, Saul Scott | 2013-01-01 |
| 7974749 | Belt slip diagnostic system for accessory and hybrid electric drives | Andrew M. Zettel, Rick H. Schroeder, Michael J. Taljonick, Christopher J. Dobies | 2011-07-05 |
| 7930077 | Engine oil temperature diagnostic methods and systems | Wajdi B. Hamama | 2011-04-19 |
| 7878180 | Method and apparatus for determining operation errors for a high pressure fuel pump | Wenbo Wang, Michael J. Lucido | 2011-02-01 |
| 7826963 | Diagnostic system for spark ignition direct injection system control circuits | Wenbo Wang, Mark D. Carr, Michael J. Lucido, Jon C. Miller, Daniel P. Grenn +2 more | 2010-11-02 |
| 7739897 | System for detecting failures in fuel systems | Zhong Wang, Gary L. Rogers, Scott A. Kegebein, Wenbo Wang | 2010-06-22 |
| 7644608 | Intake air temperature sensor diagnostic | Kurt D. Mc Lain, Wenbo Wang | 2010-01-12 |
| 7631551 | Adaptive barometric pressure estimation in which an internal combustion engine is located | Wenbo Wang, Jill A. Slimmer-Velez, Kurt D. Mc Lain, Michael A. Kropinski | 2009-12-15 |