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Robert Douglas Shafto
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New Hudson, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
System and method for improving fuel economy and reducing emissions...
Patent number
10,099,675
Issue date
Oct 16, 2018
GM Global Technology Operations LLC
Robert Douglas Shafto
B60 - VEHICLES IN GENERAL
Information
Patent Grant
System and method for preventing misfire during engine startup
Patent number
9,322,352
Issue date
Apr 26, 2016
GM Global Technology Operations LLC
Halim G. Santoso
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for controlling fuel injection when an engine is...
Patent number
9,249,750
Issue date
Feb 2, 2016
GM Global Technology Operations LLC
Halim G. Santoso
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Starter control systems and methods for engine rockback
Patent number
9,022,001
Issue date
May 5, 2015
GM Global Technology Operations LLC
Robert Douglas Shafto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Selective cylinder disablement control systems and methods
Patent number
8,972,150
Issue date
Mar 3, 2015
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Transmission load predicting system for a stop-start system and a h...
Patent number
8,892,339
Issue date
Nov 18, 2014
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Intake manifold refill and holding control systems and methods
Patent number
8,855,896
Issue date
Oct 7, 2014
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Vehicle rollback control systems and methods
Patent number
8,694,231
Issue date
Apr 8, 2014
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Engine speed control systems and methods
Patent number
8,635,987
Issue date
Jan 28, 2014
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Controlled engine shutdown system for a stop-start system and a hyb...
Patent number
8,543,318
Issue date
Sep 24, 2013
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cylinder air mass prediction systems for stop-start and hybrid elec...
Patent number
8,442,747
Issue date
May 14, 2013
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for determining engine friction
Patent number
8,437,927
Issue date
May 7, 2013
GM Global Technology Operations LLC
Daniel G. Brennan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for starting an internal combustion engine within a hybrid p...
Patent number
8,392,097
Issue date
Mar 5, 2013
GM Global Technology Operations LLC
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Phase and frequency error based asymmetrical AFR pulse reference tr...
Patent number
7,809,490
Issue date
Oct 5, 2010
GM Global Technology Operations, Inc.
Sharon Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cylinder torque balancing for internal combustion engines
Patent number
7,654,248
Issue date
Feb 2, 2010
GM Global Technology Operations, Inc.
Kenneth J. Buslepp
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM AND METHOD FOR IMPROVING FUEL ECONOMY AND REDUCING EMISSIONS...
Publication number
20160115932
Publication date
Apr 28, 2016
GM GLOBAL TECHNOLOGY OPERATIONS LLC
ROBERT DOUGLAS SHAFTO
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLING FUEL INJECTION WHEN AN ENGINE IS...
Publication number
20140129117
Publication date
May 8, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Halim G. Santoso
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SYSTEM AND METHOD FOR PREVENTING MISFIRE DURING ENGINE STARTUP
Publication number
20130304362
Publication date
Nov 14, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Halim G. Santoso
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
STARTER CONTROL SYSTEMS AND METHODS FOR ENGINE ROCKBACK
Publication number
20120192826
Publication date
Aug 2, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Robert Douglas Shafto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD FOR STARTING AN INTERNAL COMBUSTION ENGINE WITHIN A HYBRID P...
Publication number
20120010802
Publication date
Jan 12, 2012
GM Global Technology Operations, Inc.
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ENGINE SPEED CONTROL SYSTEMS AND METHODS
Publication number
20110290214
Publication date
Dec 1, 2011
GM Global Technology Operations, Inc.
QI MA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CYLINDER AIR MASS PREDICTION SYSTEMS FOR STOP-START AND HYBRID ELEC...
Publication number
20110295483
Publication date
Dec 1, 2011
GM GLOBAL TECHNOLOGY OPEARTIONS, INC.
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
INTAKE MANIFOLD REFILL AND HOLDING CONTROL SYSTEMS AND METHODS
Publication number
20110295495
Publication date
Dec 1, 2011
GM Global Technology Operations, Inc.
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
TRANSMISSION LOAD PREDICTING SYSTEM FOR A STOP-START SYSTEM AND A H...
Publication number
20110295474
Publication date
Dec 1, 2011
GM Global Technology Operations, Inc.
QI MA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SELECTIVE CYLINDER DISABLEMENT CONTROL SYSTEMS AND METHODS
Publication number
20110295489
Publication date
Dec 1, 2011
GM Global Technology Operations, Inc.
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CONTROLLED ENGINE SHUTDOWN SYSTEM FOR A STOP-START SYSTEM AND A HYB...
Publication number
20110295494
Publication date
Dec 1, 2011
GM Global Technology Operations, Inc.
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
VEHICLE ROLLBACK CONTROL SYSTEMS AND METHODS
Publication number
20110290216
Publication date
Dec 1, 2011
GM CLOBAL TECHNOLOGY OPERATIONS, INC.
Qi Ma
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SYSTEM AND METHOD FOR DETERMINING ENGINE FRICTION
Publication number
20110054744
Publication date
Mar 3, 2011
GM Global Technology Operations, Inc.
Daniel G. Brennan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
PHASE AND FREQUENCY ERROR BASED ASYMMETRICAL AFR PULSE REFERENCE TR...
Publication number
20090048759
Publication date
Feb 19, 2009
GM Global Technology Operations, Inc.
Sharon Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CYLINDER TORQUE BALANCING FOR INTERNAL COMBUSTION ENGINES
Publication number
20080133111
Publication date
Jun 5, 2008
GM Global Technology Operations, Inc.
Kenneth J. Buslepp
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS