AR

Alexander J. Roberts

General Motors: 13 patents #1,134 of 18,328Top 7%
Overall (All Time): #385,173 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8428809 Multi-step valve lift failure mode detection Kenneth J. Cinpinski, Donovan L. Dibble 2013-04-23
8086388 Camshaft phasor synchronization system for an engine Kenneth J. Cinpinski, Donovan L. Dibble, Vijay Ramappan 2011-12-27
8056516 Variable valve lift transition control methods and systems Kenneth J. Cinpinski, Donovan L. Dibble, Vimesh M. Patel 2011-11-15
7509201 Sensor feedback control for noise and vibration Thomas E. Bolander, Jeffrey J. Allen, Keith W. Weishuhn 2009-03-24
7308959 Displacement on demand with regenerative braking 2007-12-18
7231907 Variable incremental activation and deactivation of cylinders in a displacement on demand engine Thomas E. Bolander 2007-06-19
7210287 Accelerating catalytic conversion Thomas E. Bolander, Jeffrey J. Allen 2007-05-01
7132935 Single person vehicle light test Thomas E. Bolander 2006-11-07
7100565 DOD throttling and intake control Jeffrey J. Allen, Thomas E. Bolander 2006-09-05
7080625 Engine operation during cylinder deactivation William C. Albertson, Thomas E. Bolander, Michael A. Kropinski 2006-07-25
7059998 DOD control methods for manual transmissions Thomas E. Bolander, Gregory P. Matthews, Jeffrey J. Allen 2006-06-13
7002460 Intelligent brake and reverse light control Thomas E. Bolander, Michael A. Kropinski 2006-02-21
6874463 Engine and method of operation with cylinder deactivation Thomas E. Bolander, Jeffrey J. Allen 2005-04-05