DE

David E. Earhart

AT Allison Transmission: 11 patents #26 of 196Top 15%
General Motors: 6 patents #2,601 of 18,328Top 15%
Overall (All Time): #254,747 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10808807 Multi-speed planetary transmission Brian Schoolcraft, Eric S. Tryon 2020-10-20
10704655 Multi-speed planetary transmission Brian Schoolcraft, Eric S. Tryon 2020-07-07
10473190 Multi-speed planetary transmission Brian Schoolcraft, Eric S. Tryon 2019-11-12
10323723 Multi-speed planetary transmission Drew A. Crafton, Jezrah Horen 2019-06-18
10234001 Multi-speed planetary transmission James A. Raszkowski, Jezrah Horen 2019-03-19
10161484 Multi-speed planetary transmission Eric S. Tryon 2018-12-25
9927008 Multi-speed planetary transmission Douglas S. Burchett 2018-03-27
9746060 Input clutch assembly for infinitely variable transmission Glen S. Hawkins, Jr., Brian Schoolcraft, James A. Raszkowski, Gary Reichanadter 2017-08-29
9664269 Input clutch assembly for infinitely variable transmission Glen S. Hawkins, Jr., Brian Schoolcraft, James A. Raszkowski, Gary Reichanadter 2017-05-30
9382987 Input clutch assembly for infinitely variable transmission Glen S. Hawkins, Jr., Brian Schoolcraft, James A. Raszkowski, Gary Reichanadter 2016-07-05
9109663 Input clutch assembly for infinitely variable transmission Glen S. Hawkins, Jr., Brian Schoolcraft, James A. Raszkowski, Gary Reichanadter 2015-08-18
8128377 Split-pressure dual pump hydraulic fluid supply system for a multi-speed transmission and method Dane L. Rodgers, II 2012-03-06
8038564 Multi-speed transmission James A. Raszkowski 2011-10-18
7896770 Multi-speed transmission James A. Raszkowski 2011-03-01
7846055 Multi-speed split dual clutch transmission 2010-12-07
7837589 Multi-speed split dual clutch transmission 2010-11-23
7798931 Multi-speed split dual clutch transmission 2010-09-21
7604561 Multi-speed countershaft transmission with a planetary gear set and method 2009-10-20