EW

Elizabeth I. Wooden

General Motors: 31 patents #334 of 18,328Top 2%
📍 Farmington Hills, MI: #43 of 2,032 inventorsTop 3%
🗺 Michigan: #2,068 of 86,293 inventorsTop 3%
Overall (All Time): #118,392 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
11040611 Turbine mounted P2 front wheel drive transmission arrangement Edward W. Mellet, James M. Hart 2021-06-22
10451148 Multi-speed transmission James M. Hart, Scott H. Wittkopp 2019-10-22
10337589 Multi-Speed Transmission James M. Hart, Scott H. Wittkopp 2019-07-02
10018251 Multi-speed dual clutch transmission Tejinder Singh, Daryl A. Wilton 2018-07-10
9651118 Multi-speed transmission James M. Hart, Scott H. Wittkopp 2017-05-16
9644722 One mode continuously variable transmission Pete R. Garcia, James M. Hart, Edward W. Mellet, Douglas John Dwenger 2017-05-09
9523396 Hydraulic dog clutch 2016-12-20
8870703 Transmission with band clutch James M. Hart, Daryl A. Wilton, Edward W. Mellet 2014-10-28
8795114 Hybrid powertrain Norman Schoenek, Min-Joong Kim, Shawn H. Swales, Xiaohui Du, Leonid Basin +1 more 2014-08-05
8628442 Automatic transmission gear and clutch arrangement Patrick S. Portell, John A. Diemer, James M. Hart, Scott H. Wittkopp, Edwin T. Grochowski +4 more 2014-01-14
8556758 Hybrid powertrain Norman Schoenek, Shawn H. Swales 2013-10-15
8496558 Nine speed automatic transmission Scott H. Wittkopp, James M. Hart, Daryl A. Wilton 2013-07-30
8460142 Electrically-variable transmission Scott H. Wittkopp, Alan G. Holmes, James M. Hart, Edwin T. Grochowski 2013-06-11
8365893 Dual clutch Clinton E. Carey, James M. Hart 2013-02-05
8336411 Dual clutch multi-speed transmission Craig S. Ross, Scott H. Wittkopp 2012-12-25
8262526 Automatic transmission gear and clutch arrangement Patrick S. Portell, John A. Diemer, James M. Hart, Scott H. Wittkopp, Edwin T. Grochowski +4 more 2012-09-11
8197377 Automatic transmission gear and clutch arrangement James M. Hart, Andrew W. Phillips, Edwin T. Grochowski, Scott H. Wittkopp, James B. Borgerson +1 more 2012-06-12
8123014 Two-way actuator device in a torque transmitting assembly 2012-02-28
8105196 Automatic transmission gear and clutch arrangement Patrick S. Portell, John A. Diemer, James M. Hart, Scott H. Wittkopp, Edwin T. Grochowski +4 more 2012-01-31
8075441 Automatic transmission gear and clutch arrangement James M. Hart, Scott H. Wittkopp, Clinton E. Carey, Andrew W. Phillips, James B. Borgerson +2 more 2011-12-13
8025081 Fluid transfer insert Fredrick R. Poskie, Scott H. Wittkopp 2011-09-27
7878940 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Edwin T. Grochowski 2011-02-01
7867128 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Edwin T. Grochowski 2011-01-11
7867129 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Edwin T. Grochowski 2011-01-11
7867130 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Edwin T. Grochowski 2011-01-11