Joshua E. Lehrmann — 6 Patents at General Motors

Joshua E. Lehrmann has been granted 6 US patents while listed as an inventor at General Motors. The first was granted in 2008 and the most recent in July 2014. Joshua E. Lehrmann ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Joshua E. Lehrmann in Ann Arbor, MI, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8771120	Control system for electronic range selection in a dual clutch transmission and for a differential in a transmission	Mark A. Vernacchia, Brian W. Whitmarsh, Wayne B. Vogel, Todd W. Rooney	2014-07-08	$6,643,000
7896775	Control system for electronic range selection in a dual clutch transmission	Mark A. Vernacchia, Brian W. Whitmarsh, Wayne B. Vogel, Todd W. Rooney	2011-03-01	$12,704,000
7828684	Control system for a differential in a transmission	Brian W. Whitmarsh, Todd W. Rooney, Mark A. Vernacchia, Wayne B. Vogel	2010-11-09
7752935	Control system for a multi-speed transmission	Mark A. Vernacchia, Brian W. Whitmarsh, Todd W. Rooney, Wayne B. Vogel	2010-07-13
7473199	Two-planetary electrically variable transmissions with multiple fixed ratios	Norman K. Bucknor, Tejinder Singh, John A. Diemer, Alan G. Holmes, James D. Hendrickson +1 more	2009-01-06	$6,261,000
7387586	Three planetary electrically variable transmissions with mechanical reverse	Madhusudan Raghavan, Tejinder Singh, John A. Diemer, Joel M. Maguire, James D. Hendrickson +2 more	2008-06-17	$9,849,000

Joshua E. Lehrmann — 6 Patents

Issued Patents All Time

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