DD

Douglas John Dwenger

General Motors: 19 patents #701 of 18,328Top 4%
Overall (All Time): #237,977 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10267368 Spring pack assembly for a torque transmitting device Gregory W. Deneszczuk, Joaquin J. Affonso, III 2019-04-23
9644722 One mode continuously variable transmission Pete R. Garcia, James M. Hart, Edward W. Mellet, Elizabeth I. Wooden 2017-05-09
9400042 Two mode continuously variable transmission Edward W. Mellet 2016-07-26
9234551 Transmission and a clutch assembly for a vehicle Scott William Heitzenrater, Robert Neil Paciotti, Larry D. Diemer, John A. Diemer 2016-01-12
9052003 Multi-speed transmission gear and clutch arrangement Pete R. Garcia, John A. Diemer, Tejinder Singh 2015-06-09
9051980 Direction selectable sprag Randal William Arndt 2015-06-09
9033681 Control valve body with integrated pump for automatic transmissions Michael P. Fannin, John A. Diemer, Brian W. Whitmarsh 2015-05-19
8991583 Spring pack for a transmission 2015-03-31
8968146 Multi-speed transmission Pete R. Garcia, Tejinder Singh, John A. Diemer 2015-03-03
8967353 Transmission with internal isolator and by-pass clutch Victor M. Roses, John A. Diemer, Randy Lewis Melanson, Randal William Arndt, Pete R. Garcia +1 more 2015-03-03
8758179 Electrically-variable transmission for a vehicle John A. Diemer, Pete R. Garcia, Boris Burgman, Robert J. Gonzales, Kent A. Miller 2014-06-24
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
8500588 Automatic transmission gear and clutch arrangement John A. Diemer 2013-08-06
8409050 Gear retention assembly Scott William Heitzenrater, Boris Burgman, John A. Diemer, Randal William Arndt 2013-04-02
8376900 Clutch assembly Scott William Heitzenrater, John A. Diemer, Larry D. Diemer 2013-02-19
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
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
7703346 Multi-speed transmission with countershaft gearing James D. Hendrickson, John A. Diemer 2010-04-27
4815884 Removable seal protector and shaft insertion guide William G. Halliday, Jr. 1989-03-28