DC

Darren Crewes

General Motors: 2 patents #6,250 of 18,328Top 35%
Overall (All Time): #2,048,754 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8706346 Robust motor torque performance diagnostics algorithm for electric drive systems in hybrid vehicles Wei D. Wang, Brian A. Welchko, Kevin P. Houle 2014-04-22
7878932 Method and apparatus to monitor a valve adapted to control mode to gear transitions during operation of an electro-mechanical transmission Ryan D. Martini, Charles J. Van Horn, Peter E. Wu, Andrew M. Zettel, Thomas E. Mathews +2 more 2011-02-01