DM

David S. Mathews

General Motors: 33 patents #305 of 18,328Top 2%
RTX (Raytheon): 1 patents #8,248 of 15,912Top 55%
Overall (All Time): #98,516 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 25 most recent of 35 patents

Patent #TitleCo-InventorsDate
10865708 Systems and methods for determining indicated mean effective pressure Colby T. Stanley, Xiangkun Kong, Nicholas John Kalweit 2020-12-15
10731582 Determination of engine parameter based on determining a metric over three or more cylinder combustion cycles Nicholas John Kalweit, Julian R. Verdejo 2020-08-04
10302021 Detection of uncommanded and uncontrollable high thrust events Michael Krynski, Poi Loon Tang, Antwan Shenouda, Yusuf Syed 2019-05-28
9845752 Systems and methods for determining crankshaft position based indicated mean effective pressure (IMEP) Julian R. Verdejo, Nicholas John Kalweit, John V. Bowman, Jeffrey A. Morgan, Tameem K. Assaf +1 more 2017-12-19
9581100 Vehicle torque compensation system Marcus S. Gilbert, Keith M. Lindsey, Jr. 2017-02-28
9097196 Stochastic pre-ignition detection systems and methods Kenneth J. Buslepp, Daniel G. Brennan, Julian R. Verdejo 2015-08-04
8601862 System and method for detecting misfire based on a firing pattern of an engine and engine torque John V. Bowman 2013-12-10
8574776 Fuel cell system water management strategy for freeze capability Bruce J. Clingerman, Jason R. Kolodziej, Derek S. Kilmer, Pinkhas A. Rapaport, Shyam Kocha +3 more 2013-11-05
8532908 System and method for estimating indicated mean effective pressure of cylinders in an engine Jeffrey A. Morgan, Ronald J. Herrin, John V. Bowman, Julian R. Verdejo 2013-09-10
8489303 Powertrain control system and methods with ECM-to-TCM parameter transfer protocols for TCM based control Andrew W. Phillips 2013-07-16
8392096 Cylinder combustion performance monitoring and control Tameem K. Assaf, John V. Bowman, Kenneth J. Buslepp, Julian R. Verdejo 2013-03-05
8307808 Cylinder combustion performance monitoring and control with coordinated torque control Jeffrey M. Kaiser, Timothy M. Karnjate, Christopher E. Whitney, Zhong Li, Eric Ferch +1 more 2012-11-13
8176896 Target wheel position detection systems Julian R. Verdejo, Nicholas John Kalweit, Michael R. Grimes 2012-05-15
8042385 Synchronization diagnostic systems and methods for engine controllers Daniel G. Brennan, Jason T. Davis, Kevin J. Storch 2011-10-25
8027782 Pattern recognition for random misfire Tameem K. Assaf, John V. Bowman, Sanjeev M. Naik 2011-09-27
7950273 Engine misfire and rough road detection systems and methods Tameem K. Assaf, Sanjeev M. Naik 2011-05-31
7941265 Individual cylinder fuel mass correction factor for high drivability index (HIDI) fuel Jon C. Miller, Mark D. Carr, Ian J. MacEwen 2011-05-10
7918212 Method and control system for controlling an engine function based on crankshaft acceleration Julian R. Verdejo, Michael R. Grimes, Nicholas John Kalweit 2011-04-05
7726281 Cylinder pressure sensor diagnostic system and method Kenneth J. Buslepp, Douglas R. Verner, Joseph R. Dulzo 2010-06-01
7654248 Cylinder torque balancing for internal combustion engines Kenneth J. Buslepp, Douglas R. Verner, Randall J. Guild, Todd R. Shupe, Robert Douglas Shafto +2 more 2010-02-02
7610800 Method and system for collecting crankshaft position data Xuan Dung T. Avallone, John L. Lahti, Robert C. Simon, Jr., Leonard G. Wozniak, William R. Cawthorne +1 more 2009-11-03
7607415 Method of crank signal disturbance compensation Tameem K. Assaf, Ronald J. Kubani, David L. St. Pierre, Yong Xu 2009-10-27
7500470 Cylinder torque balancing for internal combustion engines Kenneth J. Buslepp, Douglas R. Verner, Randall J. Guild 2009-03-10
7353803 Misfire detection apparatus for internal combustion engine based on piston speed Tameem K. Assaf, David L. St. Pierre 2008-04-08
7325446 Rough road detection system using normalization analysis Tameem K. Assaf, Sanjeev M. Naik 2008-02-05