Inventor · disambiguated record
Steven P. Moorman
Also filed as: MOORMAN STEVEN P · MOORMAN STEVEN PATRICK
70 granted patents·2 pending applications·468 citations·filing 1997–2021
99Inventor score
Files withGM GLOBAL TECH OPERATIONS INC17MOORMAN STEVEN P15GM GLOBAL TECH OPERATIONS LLC13GEN MOTORS CORP12CZOYKOWSKI JOHN R4
Top patents by PatentIndex Score
72 records- 0198US8435148B2Hydraulic control system for an automatic transmission having electronic transmission range selection with failure mode controlMOORMAN STEVEN P·Filed 2010·Granted May 7, 2013·26 cites·20 claims
- 0295US8464851B2Electro-hydraulic control system for an automatic transmissionMOORMAN STEVEN P·Filed 2011·Granted Jun 18, 2013·20 cites·20 claims
- 0394US7314128B2Clutch control regulator valve with end of fill detectionGEN MOTORS CORP·Filed 2005·Granted Jan 1, 2008·18 cites·10 claims
- 0493US6585617B1Electro-hydraulic control system for a multi-speed power transmissionGEN MOTORS CORP·Filed 2001·Granted Jul 1, 2003·45 cites·5 claims
- 0591US8382626B2Transmission hydraulic control system having an accumulatorGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Feb 26, 2013·13 cites·20 claims
- 0689US8636614B2Transmission hydraulic control system having an accumulatorGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jan 28, 2014·7 cites·20 claims
- 0789US7736264B2Eight speed automatic transmission with dual area clutch pistonGM GLOBAL TECH OPERATIONS INC·Filed 2007·Granted Jun 15, 2010·16 cites·8 claims
- 0888US8579094B2Hydraulic control system for an automatic transmission having a three path torque converter control subsystemMOORMAN STEVEN P·Filed 2010·Granted Nov 12, 2013·10 cites·19 claims
- 0988US8500600B2Hydraulic control system for an automatic transmission having a manual valve with a two gear default strategyMOORMAN STEVEN P·Filed 2011·Granted Aug 6, 2013·11 cites·24 claims
- 1088US8443687B2Electro-hydraulic control system for a dual clutch transmissionMOORMAN STEVEN P·Filed 2010·Granted May 21, 2013·7 cites·14 claims
- 1188US7325885B2Regulator valve for a torque-transmitting mechanism and method of engaging a torque-transmitting mechanismGEN MOTORS CORP·Filed 2005·Granted Feb 5, 2008·19 cites·10 claims
- 1288US6591958B1Pressure control apparatus for a torque-transmitting mechanismGEN MOTORS CORP·Filed 2002·Granted Jul 15, 2003·22 cites·10 claims
- 1387US9435431B1Clutch and torque converter control for a continuously variable transmissionGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Sep 6, 2016·4 cites·15 claims
- 1487US8702548B2Hydraulic control system for an automatic transmissionMOORMAN STEVEN P·Filed 2011·Granted Apr 22, 2014·8 cites·16 claims
- 1587US8591365B2Transmission hydraulic control system having an accumulatorGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Nov 26, 2013·6 cites·20 claims
- 1687US8567580B2Electro-hydraulic control system for a dual clutch transmissionCZOYKOWSKI JOHN R·Filed 2010·Granted Oct 29, 2013·7 cites·11 claims
- 1787US6162147AAutomatic transmission hydraulic circuitGEN MOTORS CORP·Filed 2000·Granted Dec 19, 2000·25 cites·2 claims
- 1886US8738257B2Electro-hydraulic control system and method for a dual clutch transmissionMOORMAN STEVEN P·Filed 2011·Granted May 27, 2014·8 cites·17 claims
- 1986US8403793B2Hydraulic control system for an automatic transmission having a lubrication regulation valveMOORMAN STEVEN P·Filed 2010·Granted Mar 26, 2013·10 cites·18 claims
- 2086US7931135B2Multi-area clutch assemblyGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Apr 26, 2011·9 cites·15 claims
- 2185US8651990B2Transmission hydraulic control system having an accumulatorGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Feb 18, 2014·5 cites·20 claims
- 2281US6915890B1Learning method for oncoming clutch fill level and volumeGEN MOTORS CORP·Filed 2003·Granted Jul 12, 2005·15 cites·20 claims
- 2380US8568262B2Transmission hydraulic control system having a main line feed accumulatorMOORMAN STEVEN P·Filed 2009·Granted Oct 29, 2013·9 cites·4 claims
- 2478US8827868B2Dual-clutch transmission thermal managementTAO XUEFENG TIM·Filed 2012·Granted Sep 9, 2014·6 cites·18 claims
- 2578US6669598B2Line pressure control for a continuously variable transmissionGEN MOTORS CORP·Filed 2002·Granted Dec 30, 2003·18 cites·2 claims
- 2677US11312208B2Active thermal management system and method for flow controlGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Apr 26, 2022·1 cites·20 claims
- 2777US9140359B2Upshift control of a dry dual-clutch transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Sep 22, 2015·4 cites·12 claims
- 2877US8528711B2Control system for a dual clutch transmissionCZOYKOWSKI JOHN R·Filed 2010·Granted Sep 10, 2013·4 cites·13 claims
- 2976US8075441B2Automatic transmission gear and clutch arrangementHART JAMES M·Filed 2009·Granted Dec 13, 2011·7 cites·20 claims
- 3075US8740748B2Control system and method for a dual clutch transmissionMOORMAN STEVEN P·Filed 2011·Granted Jun 3, 2014·4 cites·17 claims
- 3173US9316271B2Adaptive control of a linear actuatorGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted Apr 19, 2016·3 cites·20 claims
- 3273US6595340B2Charging system for a rotating clutch assemblyGEN MOTORS CORP·Filed 2001·Granted Jul 22, 2003·11 cites·15 claims
- 3372US8733521B2Apparatus for and method of controlling a dual clutch transmissionMOORMAN STEVEN P·Filed 2011·Granted May 27, 2014·3 cites·18 claims
- 3472US8606476B2Closed-loop clutch control using a filtered piston position signalWHITTON MATTHEW D·Filed 2012·Granted Dec 10, 2013·3 cites·15 claims
- 3572US7415820B2Hybrid powertrain with valve assembly for dual pumpsGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted Aug 26, 2008·6 cites·11 claims
- 3672US6796330B1Pressure control apparatus for a torque-transmitting mechanismGEN MOTORS CORP·Filed 2003·Granted Sep 28, 2004·13 cites·2 claims
- 3769US8904893B2Method of controlling a dual clutch transmissionMOORMAN STEVEN P·Filed 2011·Granted Dec 9, 2014·3 cites·19 claims
- 3868US10047860B2Pump switching control systems and methods for continuously variable transmissionsGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Aug 14, 2018·1 cites·20 claims
- 3966US8965652B2Adaptive control of a flow control solenoidGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Feb 24, 2015·3 cites·19 claims
- 4066US8755981B2Real time compensation of changing friction characteristics of a clutch in a transmissionWILLIAMS ROBERT L·Filed 2012·Granted Jun 17, 2014·2 cites·18 claims
- 4166US7913828B2Clutch with dual area piston and independent pressure controlGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Mar 29, 2011·2 cites·16 claims
- 4265US9188221B2Adaptive control of a flow control solenoid valveGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted Nov 17, 2015·2 cites·18 claims
- 4364US7815016B2Lubrication control system for automatic transmissionsGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Oct 19, 2010·3 cites·18 claims
- 4464US6146311AAutomatic transmission hydraulic circuitGEN MOTORS CORP·Filed 1999·Granted Nov 14, 2000·15 cites·3 claims
- 4563US9970540B2Transmission fluid pressure control systems and methods for continuously variable transmissionsGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted May 15, 2018·1 cites·20 claims
- 4662US8590684B2Control system for a dual clutch transmissionCZOYKOWSKI JOHN R·Filed 2010·Granted Nov 26, 2013·2 cites·17 claims
- 4761US9322470B2Fluid circuit control with adaptive determination of an accumulator reserve volumeGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted Apr 26, 2016·1 cites·15 claims
- 4861US8914186B2Dual-clutch transmission thermal managementTAO XUEFENG TIM·Filed 2012·Granted Dec 16, 2014·2 cites·11 claims
- 4961US8016577B2Vane pump with vane biasing meansGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Sep 13, 2011·1 cites·16 claims
- 5060US8702564B2Electro-hydraulic control system and method for a dual clutch transmissionMOORMAN STEVEN P·Filed 2011·Granted Apr 22, 2014·1 cites·10 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Steven P. Moorman files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →