Inventor
SOWUL HENRYK
US39 patents
⚠️ This page may combine multiple inventors who share the name “SOWUL HENRYK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GM GLOBAL TECH OPERATIONS INC
15 patentsUS7752934B2Jul 13, 2010
Multi speed transmission having a countershaft gearing arrangement
GM GLOBAL TECH OPERATIONS INC21 citations93
US7220202B2May 22, 2007
Electrically variable transmission with improved gradeability
GM GLOBAL TECH OPERATIONS INC24 citations93
US8011261B2Sep 6, 2011
Multi-speed transmission with countershaft gearing arrangement
GM GLOBAL TECH OPERATIONS INC13 citations84
US7610825B2Nov 3, 2009
Multi-speed transmission with countershaft gearing
GM GLOBAL TECH OPERATIONS INC8 citations84
US7419041B2Sep 2, 2008
Main shaft dog clutch and method
GM GLOBAL TECH OPERATIONS INC9 citations84
US7944106B2May 17, 2011
Apparatus for cooling and lubricating an off-axis motor/generator in a transmission having two motor/generators
GM GLOBAL TECH OPERATIONS INC12 citations83
US7640818B2Jan 5, 2010
Multi-speed transmission with a countershaft gearing
GM GLOBAL TECH OPERATIONS INC15 citations83
US7307363B2Dec 11, 2007
Stator cooling system for a hybrid transmission
GM GLOBAL TECH OPERATIONS INC15 citations83
US7886626B2Feb 15, 2011
Multi-speed dual clutch transmission
GM GLOBAL TECH OPERATIONS INC17 citations82
US7695399B2Apr 13, 2010
Pinion pin securement apparatus for a planetary carrier assembly
GM GLOBAL TECH OPERATIONS INC10 citations82
US7331894B2Feb 19, 2008
Dog clutch and method for overdrive
GM GLOBAL TECH OPERATIONS INC19 citations80
US7347797B2Mar 25, 2008
Electro-mechanical transmission with six speed ratios and a method of redesigning a transmission
GM GLOBAL TECH OPERATIONS INC8 citations74
US7644639B2Jan 12, 2010
Multi-speed transmission with countershaft gearing
GM GLOBAL TECH OPERATIONS INC2 citations61
US7913580B2Mar 29, 2011
Apparatus and method for securing transmission gear synchronizers to shafts
GM GLOBAL TECH OPERATIONS INC3 citations60
US8869817B2Oct 28, 2014
Transmission sealing and drainage device
GM GLOBAL TECH OPERATIONS INC1 citations46
GEN MOTORS CORP
8 patentsUS7220203B2May 22, 2007
Electrically variable transmission with selective fixed ratio operation
GEN MOTORS CORP53 citations96
US7101298B2Sep 5, 2006
Electric variable transmission with de-coupled engine charging in reverse
GEN MOTORS CORP57 citations96
US7278941B2Oct 9, 2007
Electrically variable transmission with selective fixed ratio operation
GEN MOTORS CORP31 citations93
US7261660B2Aug 28, 2007
Electrically variable transmission arrangement with transfer gear between gear sets and clutches
GEN MOTORS CORP26 citations93
US7036645B2May 2, 2006
Rotating torque-transmitting apparatus
GEN MOTORS CORP20 citations92
US7238132B2Jul 3, 2007
Electrically variable transmission arrangement with transfer gear between motor/generators
GEN MOTORS CORP14 citations84
US7220200B2May 22, 2007
Electrically variable transmission arrangement with spaced-apart simple planetary gear sets
GEN MOTORS CORP14 citations84
US6948524B1Sep 27, 2005
Pressure holding apparatus for a torque-transmitting mechanism
GEN MOTORS CORP4 citations59
SOWUL HENRYK
5 patentsUS8292012B2Oct 23, 2012
Apparatus and method for a quick start engine and hybrid system
SOWUL HENRYK11 citations80
US8708105B2Apr 29, 2014
Transmission with splash lubrication system
SOWUL HENRYK9 citations78
US8408085B2Apr 2, 2013
Seven speed dual clutch transmission
SOWUL HENRYK3 citations62
US8627928B2Jan 14, 2014
Fluid displacing transmission filler
SOWUL HENRYK3 citations61
US8065930B2Nov 29, 2011
Hydraulic actuator for transmissions having reduced noise
SOWUL HENRYK4 citations60
SINGH TEJINDER
3 patentsUS8056429B2Nov 15, 2011
Multi-speed dual clutch transmission with countershaft gearing arrangement
SINGH TEJINDER7 citations84
US8505401B2Aug 13, 2013
Seven speed dual clutch transmission with four axes of rotation
SINGH TEJINDER2 citations63
US8104367B2Jan 31, 2012
Seven speed dual clutch transmission
SINGH TEJINDER4 citations63