Inventor · disambiguated record
James M. Perrin
Also filed as: PERRIN JAMES M
15 granted patents·103 citations·filing 2008–2013
92Inventor score
Top patents by PatentIndex Score
15 records- 0194US8910466B2Exhaust aftertreatment system with diagnostic delayKOWALKOWSKI JANEAN E·Filed 2012·Granted Dec 16, 2014·14 cites·14 claims
- 0291US8794057B2Diagnostic operation strategy for diesel oxidation catalyst aging level determination using NOx sensor NO2 interferenceGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Aug 5, 2014·14 cites·17 claims
- 0390US8429898B2Selective catalytic reduction (SCR) catalyst depletion control systems and methodsDARR REBECCA J·Filed 2010·Granted Apr 30, 2013·12 cites·20 claims
- 0485US9657630B2Diagnostic systems and methods for selective catalytic reduction (SCR) systems based on NOx sensor feedbackPERRIN JAMES M·Filed 2009·Granted May 23, 2017·12 cites·13 claims
- 0581US8959898B2Regeneration methods and systems for particulate filtersJASINKIEWICZ PAUL·Filed 2011·Granted Feb 24, 2015·5 cites·15 claims
- 0678US9234447B2System and method for determining selective catalytic reduction dosing system performance using an ammonia sensorLEVIJOKI STEPHEN PAUL·Filed 2010·Granted Jan 12, 2016·4 cites·7 claims
- 0777US8454916B2Selective catalytic reduction (SCR) catalyst depletion control systems and methodsPERRIN JAMES M·Filed 2010·Granted Jun 4, 2013·4 cites·19 claims
- 0874US8020372B2Apparatus and method for optimizing exhaust temperature control in a vehicle during particulate filter regnerationGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Sep 20, 2011·10 cites·14 claims
- 0969US8875495B2Tank assembly and methodPERRIN JAMES M·Filed 2010·Granted Nov 4, 2014·4 cites·14 claims
- 1068US8156736B2Exhaust hydrocarbon injection control system and methodMULLINS JASON DANIEL·Filed 2009·Granted Apr 17, 2012·4 cites·16 claims
- 1167US9091194B2Temperature gradient correction of ammonia storage modelGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jul 28, 2015·3 cites·14 claims
- 1266US8266894B2Thermal protection system for reducing agent injectorPERRIN JAMES M·Filed 2009·Granted Sep 18, 2012·4 cites·16 claims
- 1364US8327621B2Oxidation catalyst outlet temperature correction systems and methodsLAROSE JR THOMAS·Filed 2009·Granted Dec 11, 2012·3 cites·24 claims
- 1463US8479495B2Environmental factor based particulate filter regenerationFUNK SARAH·Filed 2009·Granted Jul 9, 2013·5 cites·18 claims
- 1562US8240133B2Injector tip cleaning systems and methodsJASINKIEWICZ PAUL·Filed 2009·Granted Aug 14, 2012·5 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →