Issued Patents All Time
Showing 25 most recent of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10100695 | Exhaust fluid dosing control system and method | Jeffrey F. Loo, Janean E. Kowalkowski, Justin Adam Shetney | 2018-10-16 |
| 9879587 | Diagnosing oxidation catalyst device with hydrocarbon storage | Chang Hwan Kim, Michelle H. Wiebenga, Vincent J. Tylutki, David Brown, Rahul Mital | 2018-01-30 |
| 9846110 | Particulate matter sensor diagnostic system and method | Vincent J. Tylutki | 2017-12-19 |
| 9777613 | Regulation of a diesel exhaust after-treatment system via exhaust energy determination | Kevin J. McKay | 2017-10-03 |
| 9624809 | Monitoring system for a single can oxidation catalyst/particulate filter | Vincent J. Tylutki, David N. Belton, Janean E. Kowalkowski | 2017-04-18 |
| 9574484 | Engine control for diesel particulate filter efficiency assessment | Vincent J. Tylutki, Christopher Whitt, Cristian Taibi | 2017-02-21 |
| 9518498 | Regulation of a diesel exhaust after-treatment system | Vincent J. Tylutki | 2016-12-13 |
| 9501452 | Exponentially weighted moving averaging filter with adjustable weighting factor | Janean E. Kowalkowski, Jason Chung | 2016-11-22 |
| 9453450 | Method of estimating engine-out NOx mass flow rate | Min Sun, Nagini Devarakonda, Pablo E. Hernandez Garcia | 2016-09-27 |
| 9151211 | Method of monitoring an engine coolant system of a vehicle | Daniel A. Bialas, Morena Bruno, Daniel Siebert, John W. Siekkinen | 2015-10-06 |
| 9051866 | Method and apparatus for monitoring a particulate filter | Ognyan N. Yanakiev, Cristian Taibi, Charles E. Solbrig, Janean E. Kowalkowski | 2015-06-09 |
| 9032719 | Particulate filter performance monitoring | Min Sun, Michelangelo Ardanese, Vincent J. Tylutki | 2015-05-19 |
| 9003778 | Exhaust fluid dosing control system and method | Janean E. Kowalkowski, Robert J. Sutschek, Jeffrey F. Loo | 2015-04-14 |
| 8984867 | Nitrogen dioxide generation diagnostic for a diesel after-treatment system | John Coppola, Janean E. Kowalkowski, John F. Van Gilder, Ognyan N. Yanakiev | 2015-03-24 |
| 8839602 | Non-methane hydrocarbon conversion efficiency diagnostic for a diesel after-treatment system | Janean E. Kowalkowski, Cheryl J. Stark, John F. Van Gilder, Ognyan N. Yanakiev | 2014-09-23 |
| 8813692 | System and method for determining coolant flow in an engine | Daniel A. Bialas, Morena Bruno, Michele Bilancia | 2014-08-26 |
| 8813693 | Diagnostic system and method for a switchable water pump | Daniel A. Bialas, Stephen Paul Levijoki, John W. Siekkinen, Michele Bilancia, Morena Bruno | 2014-08-26 |
| 8620516 | System and method for performing engine material temperature sensor diagnostics | Daniel A. Bialas, Morena Bruno, John W. Siekkinen | 2013-12-31 |
| 8583349 | Systems and methods for diagnosing oxygen sensors and catalytic converters of exhaust systems | John W. Siekkinen, Wesley W. Wald, Robert J. Genslak, Jeffry A. Helmick, John F. Van Gilder | 2013-11-12 |
| 8516796 | System and method for monitoring catalyst efficiency and post-catalyst oxygen sensor performance | Wesley W. Wald, Robert J. Genslak, Edward Stuteville | 2013-08-27 |
| 8166808 | Engine heater use detection systems and methods | Daniel A. Bialas, John W. Siekkinen, Thomas F. Porlick | 2012-05-01 |
| 8136347 | Algorithm to diagnose leaks or blockages downstream of the secondary air injection reaction (SAIR) pressure sensor | Ian J. Mac Ewen, Martin L. Hall, Lawrence O. Murray, Julia C. Grow, Richard A. Van Camp +1 more | 2012-03-20 |
| 8086392 | Post oxygen sensor performance diagnostic with minimum air flow | Jeffry A. Helmick, Richard B. Jess, John W. Siekkinen, Christopher E. Whitney, Robert C. Simon, Jr. | 2011-12-27 |
| 8046150 | Engine cooling system diagnostic for applications with two coolant sensors | John W. Siekkinen, Jinhee Yu, Zhong Wang, Mikaela Waller | 2011-10-25 |
| 8014930 | System and method for determining oxygen sensor heater resistance | John W. Siekkinen, Michael John Dokter, Jens Vollstaedt, Michael Schellong, Per-Olof Blom | 2011-09-06 |