Kowalkowski; Janean E.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kowalkowski; Janean E..The latest application filed is for "exhaust gas treatment system including an enhanced scr diagnostic unit".

Company Profile

2.55.52

Kowalkowski; Janean E. - Northville MI
Kowalkowski; Janean E - Northville MI
- Northville MI US
Kowalkowski; Janean E. - US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Exhaust fluid dosing control system and method Grant 10,100,695 - Anilovich , et al. October 16, 2	2018-10-16
Monitoring system for a single can oxidation catalyst/particulate filter Grant 9,624,809 - Tylutki , et al. April 18, 2	2017-04-18
NOx sensor plausibility monitor Grant 9,528,462 - Ardanese , et al. December 27, 2	2016-12-27
Exponentially weighted moving averaging filter with adjustable weighting factor Grant 9,501,452 - Kowalkowski , et al. November 22, 2	2016-11-22
Heat generation system for determining a selective catalytic reduction device efficiency Grant 9,415,345 - Holbert , et al. August 16, 2	2016-08-16
Method and system for selectively enabling and disabling a diagnostic monitor of a selective-catalytic-reduction device Grant 9,376,952 - Kowalkowski , et al. June 28, 2	2016-06-28
Regeneration system to regenerate a particulate filter based on code clear diagnostic signal Grant 9,328,639 - Kowalkowski , et al. May 3, 2	2016-05-03
Method of detecting a thermal event in an exhaust system based on temperature gradients and exhaust system configured for same Grant 9,303,544 - Radke , et al. April 5, 2	2016-04-05
Regeneration diagnostic methods and systems Grant 9,206,727 - Liu , et al. December 8, 2	2015-12-08
Exhaust gas treatment system including an enhanced SCR diagnostic unit Grant 9,194,268 - Kowalkowski , et al. November 24, 2	2015-11-24
On-board diagnostic method for NO.sub.2 formation in an oxidation catalyst Grant 9,181,843 - Kim , et al. November 10, 2	2015-11-10
Method and system for initiating an engine after-run state and controlling a nitrogen oxide sensor self-diagnostic tool Grant 9,109,480 - Kowalkowski , et al. August 18, 2	2015-08-18
Particulate filter monitoring methods and systems Grant 9,080,494 - Kowalkowski , et al. July 14, 2	2015-07-14
Event-based deviation integration temperature control loop diagnostic system Grant 9,074,507 - Tylutki , et al. July 7, 2	2015-07-07
Oxidation catalyst/hydrocarbon injector testing system Grant 9,068,495 - Kowalkowski , et al. June 30, 2	2015-06-30
Method and apparatus for monitoring a particulate filter Grant 9,051,866 - Yanakiev , et al. June 9, 2	2015-06-09
Exhaust Gas Treatment System Including an Enhanced SCR Diagnostic Unit App 20150101310 - Kowalkowski; Janean E. ; et al.	2015-04-16
Exhaust fluid dosing control system and method Grant 9,003,778 - Kowalkowski , et al. April 14, 2	2015-04-14
Nitrogen dioxide generation diagnostic for a diesel after-treatment system Grant 8,984,867 - Anilovich , et al. March 24, 2	2015-03-24
System and method for determining an exhaust system condition Grant 8,978,357 - Tylutki , et al. March 17, 2	2015-03-17
Oxidation Catalyst/hydrocarbon Injector Testing System App 20150068295 - Kowalkowski; Janean E. ; et al.	2015-03-12
Exhaust Fluid Dosing Control System And Method App 20150068196 - Kowalkowski; Janean E. ; et al.	2015-03-12
Monitoring System For A Single Can Oxidation Catalyst/particulate Filter App 20150071823 - Tylutki; Vincent J. ; et al.	2015-03-12
Regeneration System To Regenerate A Particulate Filter Based On Code Clear Diagnostic Signal App 20150068193 - Kowalkowski; Janean E. ; et al.	2015-03-12
Differential pressure-based enablement of a particulate filter diagnostic Grant 8,966,882 - Tylutki , et al. March 3, 2	2015-03-03
Event-based Deviation Integration Temperature Control Loop Diagnostic System App 20150040539 - Tylutki; Vincent J. ; et al.	2015-02-12
Exhaust Fluid Dosing Control System And Method App 20150033705 - Anilovich; Igor ; et al.	2015-02-05
Method and apparatus for controlling a diagnostic module for an exhaust gas sensor Grant 08924131 -	2014-12-30
Method and apparatus for controlling a diagnostic module for an exhaust gas sensor Grant 8,924,131 - Kowalkowski , et al. December 30, 2	2014-12-30
Enhanced Diagnostic Signal To Detect Pressure Condition Of A Particulate Filter App 20140366515 - Kowalkowski; Janean E. ; et al.	2014-12-18
Exhaust aftertreatment system with diagnostic delay Grant 8,910,466 - Kowalkowski , et al. December 16, 2	2014-12-16
Method And System For Selectively Enabling And Disabling A Diagnostic Monitor Of A Selective-catalytic-reduction Device App 20140352278 - Kowalkowski; Janean E. ; et al.	2014-12-04
System for indicating quality of a diesel exhaust fluid ("DEF") Grant 8,863,499 - Kowalkowski , et al. October 21, 2	2014-10-21
Non-methane hydrocarbon conversion efficiency diagnostic for a diesel after-treatment system Grant 8,839,602 - Anilovich , et al. September 23, 2	2014-09-23
Heat Generation System For Determining A Selective Catalytic Reduction Device Efficiency App 20140219896 - Holbert; Timothy J. ; et al.	2014-08-07
Apparatus and method for onboard performance monitoring of oxidation catalyst Grant 8,783,019 - Bedford , et al. July 22, 2	2014-07-22
Method And System For Initiating An Engine After-run State And Controlling A Nitrogen Oxide Sensor Self-diagnostic Tool App 20140144126 - Kowalkowski; Janean E. ; et al.	2014-05-29
Exhaust diagnostic control system and method with selective disablement of NOx reduction efficiency diagnostic Grant 8,720,187 - Kowalkowski , et al. May 13, 2	2014-05-13
Exponentially Weighted Moving Averaging Filter With Adjustable Weighting Factor App 20140122020 - Kowalkowski; Janean E. ; et al.	2014-05-01
System and method for controlling a nitrogen oxide sensor Grant 8,707,677 - Kowalkowski , et al. April 29, 2	2014-04-29
Sensor monitoring methods and systems Grant 8,683,844 - Feldmann , et al. April 1, 2	2014-04-01
Differential Pressure-based Enablement Of A Particulate Filter Diagnostic App 20140069081 - Tylutki; Vincent J. ; et al.	2014-03-13
Apparatus And Method For Onboard Performance Monitoring Of Oxidation Catalyst App 20140060007 - Bedford; Joshua Clifford ; et al.	2014-03-06
Method of monitoring a differential pressure sensor of an exhaust gas treatment system Grant 8,640,441 - Tylutki , et al. February 4, 2	2014-02-04
Exhaust treatment methods and systems Grant 8,631,690 - Kowalkowski , et al. January 21, 2	2014-01-21
Efficiency determination for a selective-catalytic-reduction catalyst Grant 8,629,781 - Kowalkowski , et al. January 14, 2	2014-01-14
Nox Sensor Plausibility Monitor App 20130338900 - Ardanese; Raffaello ; et al.	2013-12-19
Service test for exhaust gas treatment system Grant 8,607,625 - Kowalkowski , et al. December 17, 2	2013-12-17
Method Of Monitoring A Differential Pressure Sensor Of An Exhaust Gas Treatment System App 20130327018 - Tylutki; Vincent J. ; et al.	2013-12-12
Method And Apparatus For Monitoring A Particulate Filter App 20130312389 - Yanakiev; Ognyan N. ; et al.	2013-11-28
Method And Apparatus For Controlling A Diagnostic Module For An Exhaust Gas Sensor App 20130317727 - Kowalkowski; Janean E. ; et al.	2013-11-28
Exhaust Aftertreatment System With Diagnostic Delay App 20130298527 - KOWALKOWSKI; JANEAN E. ; et al.	2013-11-14
Service Test For Exhaust Gas Treatment System App 20130298655 - Kowalkowski; Janean E. ; et al.	2013-11-14
System for Indicating Quality of a Diesel Exhaust Fluid ("DEF") App 20130298533 - Kowalkowski; Janean E. ; et al.	2013-11-14
Exhaust Diagnostic Control System And Method With Selective Disablement Of Nox Reduction Efficiency Diagnostic App 20130291517 - Kowalkowski; Janean E. ; et al.	2013-11-07
Nitrogen Dioxide Generation Diagnostic For A Diesel After-treatment System App 20130263591 - Anilovich; Igor ; et al.	2013-10-10
Non-methane Hydrocarbon Conversion Efficiency Diagnostic For A Diesel After-treatment System App 20130263577 - Anilovich; Igor ; et al.	2013-10-10
Method Of Detecting A Thermal Event In An Exhaust System Based On Temperature Gradients And Exhaust System Configured For Same App 20130180229 - Radke; Benjamin ; et al.	2013-07-18
System And Method For Determining An Exhaust System Condition App 20130139490 - Tylutki; Vincent J. ; et al.	2013-06-06
Regeneration Diagnostic Methods And Systems App 20130138291 - Liu; Zhiping Steven ; et al.	2013-05-30
Exhaust Treatment Methods And Systems App 20130104637 - Kowalkowski; Janean E. ; et al.	2013-05-02
On-board Diagnostic Method For No2 Formation In An Oxidation Catalyst App 20130074477 - Kim; Chang H. ; et al.	2013-03-28
Pressure sensor disconnection detection systems and methods Grant 8,398,742 - Tylutki , et al. March 19, 2	2013-03-19
Sensor Monitoring Methods And Systems App 20130047702 - Feldmann; Scott T. ; et al.	2013-02-28
Particulate Filter Monitoring Methods And Systems App 20120311994 - Kowalkowski; Janean E. ; et al.	2012-12-13
Pressure Sensor Disconnection Detection Systems And Methods App 20120291629 - Tylutki; Vincent J. ; et al.	2012-11-22
Efficiency Determination For A Selective-catalytic-reduction Catalyst App 20120280819 - Kowalkowski; Janean E ; et al.	2012-11-08
System And Method For Controlling A Nitrogen Oxide Sensor App 20120117942 - Kowalkowski; Janean E. ; et al.	2012-05-17

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