Inventor · disambiguated record
Joshua D. Cowgill
Also filed as: COWGILL JOSHUA · COWGILL JOSHUA D
31 granted patents·1 pending application·173 citations·filing 2009–2019
96Inventor score
Files withGM GLOBAL TECH OPERATIONS INC6GM GLOBAL TECH OPERATIONS LLC6SHIBATA JONATHAN T4CINPINSKI KENNETH J2WESTPORT POWER INC2
Top patents by PatentIndex Score
32 records- 0196US7778766B1Diagnostic systems and methods using nitrogen oxide sensorsGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Aug 17, 2010·36 cites·20 claims
- 0294US9657670B2Exhaust system temperature estimation systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted May 23, 2017·5 cites·20 claims
- 0394US8989989B2System and method for controlling fuel injection in an engine based on piston temperatureSCZOMAK DAVID P·Filed 2012·Granted Mar 24, 2015·17 cites·22 claims
- 0494US8181508B2Diagnostic systems and methods for a two-step valve lift mechanismCINPINSKI KENNETH J·Filed 2009·Granted May 22, 2012·22 cites·20 claims
- 0590US8301362B2Method and system for generating a diagnostic signal of an engine component using an in-cylinder pressure sensorBUSLEPP KENNETH J·Filed 2009·Granted Oct 30, 2012·17 cites·19 claims
- 0689US9599049B2Engine speed control systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Mar 21, 2017·9 cites·20 claims
- 0786US9644548B2Exhaust system pressure estimation systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted May 9, 2017·3 cites·20 claims
- 0882US9909513B2Fuel system protection in a multi-fuel system internal combustion engineWESTPORT POWER INC·Filed 2014·Granted Mar 6, 2018·5 cites·17 claims
- 0980US7921710B2Two-step oil control valve diagnostic systemsGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Apr 12, 2011·10 cites·19 claims
- 1079US9476367B2Fuel system protection in a multi-fuel engineWESTPORT POWER INC·Filed 2015·Granted Oct 25, 2016·2 cites·14 claims
- 1179US8443594B2Method of controlling temperature of a thermoelectric generator in an exhaust systemPRIOR GREGORY P·Filed 2010·Granted May 21, 2013·4 cites·11 claims
- 1276US9328690B2System and method for controlling fuel injection timing to decrease emissions during transient engine operationSHIBATA JONATHAN T·Filed 2010·Granted May 3, 2016·4 cites·26 claims
- 1374US8539933B2Multiple fuel injection systems and methodsCOWGILL JOSHUA D·Filed 2011·Granted Sep 24, 2013·5 cites·20 claims
- 1472US9169789B2System and method for adjusting fuel mass for minimum fuel injector pulse widths in multiple fuel system enginesCOWGILL JOSHUA·Filed 2011·Granted Oct 27, 2015·6 cites·20 claims
- 1571US8775054B2Cold start engine control systems and methodsVINCENZI RICARDO·Filed 2012·Granted Jul 8, 2014·5 cites·20 claims
- 1670US9097224B2Multi-fuel vehicle fuel control systems and methodsMOSCHEROSCH BEN W·Filed 2011·Granted Aug 4, 2015·5 cites·16 claims
- 1764US8645043B2System and method for controlling fuel injection to decrease particulate emissions during transient engine operationSHIBATA JONATHAN T·Filed 2011·Granted Feb 4, 2014·3 cites·20 claims
- 1863US8380423B2Diagnostic system and method for hydraulically-actuated cam phasersGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Feb 19, 2013·4 cites·10 claims
- 1961US9399956B2Phaser control systems and methods for balancing mean effective pressureGM GLOBAL TECH OPERATIONS LLC·Filed 2013·Granted Jul 26, 2016·1 cites·20 claims
- 2060US9677495B2Fuel rail pressure control systems and methodsSHIBATA JONATHAN T·Filed 2011·Granted Jun 13, 2017·2 cites·20 claims
- 2157US9303553B2Turbo speed control for mode transitions in a dual turbo systemGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Apr 5, 2016·1 cites·25 claims
- 2257US8682569B2Systems and methods for diagnosing valve lift mechanisms and oil control valves of camshaft lift systemsBAGNASCO ANDREW P·Filed 2009·Granted Mar 25, 2014·3 cites·22 claims
- 2356US8162801B2Gear engagement control system and methodLIU SHARON·Filed 2010·Granted Apr 24, 2012·3 cites·20 claims
- 2450US11181062B2Exhaust gas recirculation control systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Nov 23, 2021·0 cites·20 claims
- 2548US11060525B2Closed loop temperature control system for turbocharger compressor outlet temperatureGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Jul 13, 2021·0 cites·18 claims
- 2648US9309803B2Turbocharger compressor temperature control systems and methodsGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Apr 12, 2016·0 cites·20 claims
- 2747US8336511B2Method and system for controlling a cam phaserCINPINSKI KENNETH J·Filed 2009·Granted Dec 25, 2012·0 cites·19 claims
- 2846US8621844B2System and method for controlling fuel delivery based on output from a post-catalyst oxygen sensor during catalyst light-offSHIBATA JONATHAN T·Filed 2011·Granted Jan 7, 2014·0 cites·20 claims
- 2946US8575788B2Method of operating a thermoelectric generatorREYNOLDS MICHAEL G·Filed 2011·Granted Nov 5, 2013·0 cites·11 claims
- 3043US8489312B2Method and system for detecting operating errors in a variable valve timing engineDULZO JOSEPH R·Filed 2009·Granted Jul 16, 2013·1 cites·21 claims
- 3143US8146567B2Two-step valve lifter control systems and methodsDOUGLAS SCOT A·Filed 2009·Granted Apr 3, 2012·0 cites·17 claims
- 3240US2013046453A1System and method for controlling multiple fuel systemsGM GLOBAL TECH OPERATIONS INC·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →