Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Scot A. Douglas — 26 Patents

General Motors: 25 patents #479 of 18,328Top 3%
Howell, MI: #25 of 595 inventorsTop 5%
Michigan: #2,695 of 86,293 inventorsTop 4%
Overall (All Time): #154,558 of 4,157,543Top 4%
26 Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
10371083 Systems and methods for fuel control during cold starts 2019-08-06
10329971 Sliding camshaft barrel position sensing Douglas R. Verner, Joseph J. Moon, Alexander Doss 2019-06-25
10316777 Method for heating a sliding camshaft actuator Douglas R. Verner 2019-06-11
10301981 Method for retracting a sliding camshaft actuator pin Douglas R. Verner 2019-05-28
10280847 Method for retracting a partially extended sliding camshaft actuator pin Douglas R. Verner 2019-05-07
9970332 Sliding CAM recovery from short to ground on actuator low side Douglas R. Verner, Kevin Andrew Gady, Joseph J. Moon 2018-05-15
9714617 System and method for limiting a volumetric efficiency of an engine during engine cranking to reduce emission 2017-07-25
9488078 Valve lift control systems and methods for engine startability 2016-11-08
9309821 Engine valve lift control systems and methods for reduced fuel consumption 2016-04-12
9260996 Exhaust system and method for controlling an exhaust system Patrick Barasa 2016-02-16
9145844 Fuel control systems and methods for cold starts of an engine Jonathan T. Shibata 2015-09-29
8875505 Internal combustion engine and method for controlling internal combustion engine speed Michael J. Paratore, Jr. 2014-11-04
8868269 System and method for increasing operating efficiency of a hybrid vehicle Craig D. Marriott 2014-10-21
8820051 Vehicle oxidation catalyst efficiency model for adaptive control and diagnostics Patrick Barasa, Jason Daniel Mullins 2014-09-02
8818691 Exhaust system and method for controlling temperature of exhaust gas in an exhaust system Michael J. Paratore, Jr., Jason Daniel Mullins, Patrick Barasa 2014-08-26
8800265 Exhaust gas treatment system for an internal combustion engine Eugene V. Gonze 2014-08-12
8504280 Fuel control diagnostic system and method Jason Daniel Mullins 2013-08-06
8375922 Control of fuel pump by quantifying performance Kenneth J. Cinpinski, Byungho Lee, Donovan L. Dibble, Joseph R. Dulzo 2013-02-19
8281768 Method and apparatus for controlling fuel rail pressure using fuel pressure sensor error Kenneth J. Cinpinski, Donovan L. Dibble, Byungho Lee, Joseph R. Dulzo 2012-10-09
8181508 Diagnostic systems and methods for a two-step valve lift mechanism Kenneth J. Cinpinski, Donovan L. Dibble, Joshua D. Cowgill 2012-05-22
8175781 Torque converter control for variable valve lift powertrain systems Donovan L. Dibble 2012-05-08
8146567 Two-step valve lifter control systems and methods Donovan L. Dibble, Joshua D. Cowgill 2012-04-03
7938101 Adaptive control of fuel delivery in direct injection engines Kenneth J. Cinpinski, Donovan L. Dibble, Joseph R. Dulzo, Byungho Lee 2011-05-10
7806106 Fuel injector flow correction system for direct injection engines Kenneth J. Cinpinski, Donovan L. Dibble, Joseph R. Dulzo, Byungho Lee 2010-10-05
7778766 Diagnostic systems and methods using nitrogen oxide sensors Joshua D. Cowgill 2010-08-17