Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DC

Darren Crewes — 2 Patents

General Motors: 2 patents #6,250 of 18,328Top 35%
Beverly Hills, MI: #582 of 1,381 inventorsTop 45%
Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,048,754 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

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