Inventor
PORTELL PATRICK S
US32 patents
⚠️ This page may combine multiple inventors who share the name “PORTELL PATRICK S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SINGH TEJINDER
10 patentsUS8757021B2Jun 24, 2014
Eight speed dual clutch transmission
SINGH TEJINDER13 citations84
US8459135B2Jun 11, 2013
Seven speed dual clutch transmission having improved packaging
SINGH TEJINDER7 citations84
US8443686B2May 21, 2013
Seven speed dual clutch transmission
SINGH TEJINDER6 citations84
US8333127B2Dec 18, 2012
Seven speed dual clutch transmission with four axes of rotation
SINGH TEJINDER9 citations84
US8739644B2Jun 3, 2014
Eight speed dual clutch transmission
SINGH TEJINDER4 citations73
US8757020B2Jun 24, 2014
Seven speed dual clutch transmission
SINGH TEJINDER3 citations63
US8757019B2Jun 24, 2014
Seven speed dual clutch transmission
SINGH TEJINDER2 citations63
US8635924B2Jan 28, 2014
Eight speed dual clutch transmission
SINGH TEJINDER3 citations63
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
GM GLOBAL TECH OPERATIONS INC
7 patentsUS8011261B2Sep 6, 2011
Multi-speed transmission with countershaft gearing arrangement
GM GLOBAL TECH OPERATIONS INC13 citations84
US7886626B2Feb 15, 2011
Multi-speed dual clutch transmission
GM GLOBAL TECH OPERATIONS INC17 citations82
US7644639B2Jan 12, 2010
Multi-speed transmission with countershaft gearing
GM GLOBAL TECH OPERATIONS INC2 citations61
US7314127B2Jan 1, 2008
Dual function apparatus for clutch feed and system retention
GM GLOBAL TECH OPERATIONS INC2 citations61
US8789434B2Jul 29, 2014
Seven speed dual clutch transmission
GM GLOBAL TECH OPERATIONS INC0 citations52
US8607655B2Dec 17, 2013
Seven speed dual clutch transmission having improved packaging
GM GLOBAL TECH OPERATIONS INC1 citations52
US7309165B2Dec 18, 2007
Ball bearing retention apparatus
GM GLOBAL TECH OPERATIONS INC0 citations51
GM GLOBAL TECH OPERATIONS LLC
3 patentsUS10780849B1Sep 22, 2020
Electric drive units with integrated power electronics for vehicle powertrains
GM GLOBAL TECH OPERATIONS LLC21 citations91
US11192436B1Dec 7, 2021
Park system for dual motor drive unit
GM GLOBAL TECH OPERATIONS LLC15 citations85
US12483085B2Nov 25, 2025
Electric motor shaft grounding apparatus
GM GLOBAL TECH OPERATIONS LLC0 citations58
PORTELL PATRICK S
3 patentsUS8105196B2Jan 31, 2012
Automatic transmission gear and clutch arrangement
PORTELL PATRICK S10 citations82
US8628442B2Jan 14, 2014
Automatic transmission gear and clutch arrangement
PORTELL PATRICK S1 citations61
US8262526B2Sep 11, 2012
Automatic transmission gear and clutch arrangement
PORTELL PATRICK S4 citations61
GEN MOTORS CORP
3 patentsUS7350633B2Apr 1, 2008
Apply piston for a power transmission
GEN MOTORS CORP11 citations81
US7278525B2Oct 9, 2007
Internally and externally splined clutch hub for torque-transmitting mechanisms in a power transmission
GEN MOTORS CORP3 citations60
US7246693B2Jul 24, 2007
Support housing for torque-transmitting mechanisms in a power transmission
GEN MOTORS CORP2 citations60