Assignee
KOWALKOWSKI JANEAN E
US·9 granted patents·73 citations·filing 2011–2012
Top patents by PatentIndex Score
9 records- 0194US8910466B2Exhaust aftertreatment system with diagnostic delayKOWALKOWSKI JANEAN E·Filed 2012·Granted Dec 16, 2014·14 cites·14 claims
- 0294US8707677B2System and method for controlling a nitrogen oxide sensorKOWALKOWSKI JANEAN E·Filed 2011·Granted Apr 29, 2014·15 cites·13 claims
- 0391US8924131B2Method and apparatus for controlling a diagnostic module for an exhaust gas sensorKOWALKOWSKI JANEAN E·Filed 2012·Granted Dec 30, 2014·13 cites·15 claims
- 0490US8863499B2System for indicating quality of a diesel exhaust fluid (“DEF”)KOWALKOWSKI JANEAN E·Filed 2012·Granted Oct 21, 2014·13 cites·20 claims
- 0588US8631690B2Exhaust treatment methods and systemsKOWALKOWSKI JANEAN E·Filed 2012·Granted Jan 21, 2014·11 cites·20 claims
- 0671US8607625B2Service test for exhaust gas treatment systemKOWALKOWSKI JANEAN E·Filed 2012·Granted Dec 17, 2013·4 cites·5 claims
- 0767US8629781B2Efficiency determination for a selective-catalytic-reduction catalystKOWALKOWSKI JANEAN E·Filed 2011·Granted Jan 14, 2014·3 cites·20 claims
- 0847US9080494B2Particulate filter monitoring methods and systemsKOWALKOWSKI JANEAN E·Filed 2011·Granted Jul 14, 2015·0 cites·16 claims
- 0946US8720187B2Exhaust diagnostic control system and method with selective disablement of NOx reduction efficiency diagnosticKOWALKOWSKI JANEAN E·Filed 2012·Granted May 13, 2014·0 cites·20 claims
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