DG

Daniel P. Grenn

General Motors: 24 patents #513 of 18,328Top 3%
ES Electric Data Systems: 1 patents #102 of 419Top 25%
Overall (All Time): #172,558 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10981557 Battery pack balancing systems and control logic for multi-pack electric-drive motor vehicles Shaochun Ye, Shifang Li, Russell K. Steele, Garrett M. Seeman 2021-04-20
10124679 Method and apparatus for recharging an energy storage device on a vehicle Andrew M. Zettel, Larry T. Nitz, Andrew J. Farah, Matthew S. Stout 2018-11-13
10106042 Methods of operating contactors in high voltage circuits of vehicles David J. Mifsud, Sara Safaeian 2018-10-23
10090125 Methods of determining the order of operating contactors in high voltage circuits David J. Mifsud, Sara Safaeian 2018-10-02
9830751 System and method for clearing a readiness bit when a control module of a vehicle is reprogrammed 2017-11-28
9612289 Detection diagnostic for communication loss between a battery system manager controller and a plurality of battery cell sensing boards Voytek A. Novak, Vivekananda Shripathy, Andrew C. Baughman 2017-04-04
9533549 System and method for controlling heating modes for hybrid electric vehicle (HEV) Kathy D. Rose, Richard A. Marsh, Andrew J. Farah 2017-01-03
9428073 System and method of monitoring a performance level of a battery Andrew C. Baughman, Andrew M. Zettel 2016-08-30
9283947 System and method for determining battery capacity in an electric vehicle Joseph Bisbing 2016-03-15
9217765 Method and system for isolating voltage sensor and contactor faults in an electrical system Walter M. Lazar, II 2015-12-22
9047722 Vehicle location and fault diagnostic systems and methods Jeanette C. Kurnik 2015-06-02
8838330 Diagnostics for smart sensors of vehicles Jeffrey S. Richards, Voytek A. Novak 2014-09-16
8688318 DC converter diagnostics for vehicles Jeffrey S. Richards, Voytek A. Novak 2014-04-01
8670894 Control system and method for sensor signal out of range detection Wenbo Wang, John F. Van Gilder, Michael J. Lucido, Ian J. MacEwen, Hamid M. Esfahan 2014-03-11
8600605 Distributed diagnostics architecture Marek L. Wilmanowicz, Aniket Kothari, Leonard G. Wozniak, Rick H. Schroeder, Andrew M. Zettel +4 more 2013-12-03
8055400 Control system and method for filtering dependent diagnostic trouble codes 2011-11-08
8041478 Securing and diagnosing the vehicle speed input and direction for torque control systems Joseph M. Stempnik, Richard B. Jess, Tracey A. Bagley-Reed, Ronald W. Van Diepen, Mark H. Costin +3 more 2011-10-18
7826963 Diagnostic system for spark ignition direct injection system control circuits Wenbo Wang, Mark D. Carr, Michael J. Lucido, Jon C. Miller, John F. Van Gilder +2 more 2010-11-02
7359774 Telematic service system and method 2008-04-15
7069911 Apparatus and methods for protecting a catalytic converter from misfire Ronald J. Kubani, Vincent A. White 2006-07-04
6531872 Ignition-off timer diagnostic Mark D. Carr 2003-03-11
6386021 Oxygen sensor heater service bay test Mark D. Carr, Jerry L. Brink 2002-05-14
5345817 Misfire detection in internal combustion engines Ronald J. Kubani 1994-09-13
4768480 Engine with spark ignition operation through the oil pressure switch after fuel shutoff Gary J. Wallo 1988-09-06