Inventor · disambiguated record
Joel Cowgill
Also filed as: COWGILL JOEL
14 granted patents·38 citations·filing 2009–2013
89Inventor score
Files withCOWGILL JOEL6GM GLOBAL TECH OPERATIONS INC4BRENNAN DANIEL G1GM GLOBAL TECH OPERATIONS LLC1HAY JAMES D1
Top patents by PatentIndex Score
14 records- 0185US8307809B2Engine assembly including cam cover mounted fuel railHAY JAMES D·Filed 2010·Granted Nov 13, 2012·10 cites·20 claims
- 0283US9032922B2Camshaft assemblyGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted May 19, 2015·5 cites·20 claims
- 0383US8171900B2Engine including hydraulically actuated valvetrain and method of valve overlap controlCOWGILL JOEL·Filed 2010·Granted May 8, 2012·5 cites·20 claims
- 0474US9127601B2Cylinder to cylinder balancing using fully flexible valve actuation and cylinder pressure feedbackCOWGILL JOEL·Filed 2012·Granted Sep 8, 2015·5 cites·20 claims
- 0571US9239015B2Cylinder pressure based pump control systems and methodsCOWGILL JOEL·Filed 2012·Granted Jan 19, 2016·3 cites·18 claims
- 0668US8256397B2Engine including intake vacuum management systemCOWGILL JOEL·Filed 2010·Granted Sep 4, 2012·2 cites·20 claims
- 0764US8839750B2System and method for controlling hydraulic pressure in electro-hydraulic valve actuation systemsBRENNAN DANIEL G·Filed 2010·Granted Sep 23, 2014·1 cites·19 claims
- 0862US9002623B2Fully flexible exhaust valve actuator control systems and methodsCOWGILL JOEL·Filed 2012·Granted Apr 7, 2015·2 cites·20 claims
- 0961US9399956B2Phaser control systems and methods for balancing mean effective pressureGM GLOBAL TECH OPERATIONS LLC·Filed 2013·Granted Jul 26, 2016·1 cites·20 claims
- 1057US9303553B2Turbo speed control for mode transitions in a dual turbo systemGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Apr 5, 2016·1 cites·25 claims
- 1155US8091533B2Engine assembly including centrally located fuel railNG KWOK Y·Filed 2009·Granted Jan 10, 2012·3 cites·20 claims
- 1248US9309803B2Turbocharger compressor temperature control systems and methodsGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Apr 12, 2016·0 cites·20 claims
- 1343US9334811B2Valve control systems and methods for homogenous charge compression ignition operationCOWGILL JOEL·Filed 2012·Granted May 10, 2016·0 cites·19 claims
- 1440US9068474B2Turbine housingGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jun 30, 2015·0 cites·7 claims
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