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Patrick G. Szymkowicz
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Shelby Township, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrocarbon adsorption and desorption control in vehicle exhaust sy...
Patent number
11,802,502
Issue date
Oct 31, 2023
GM Global Technology Operations LLC
Patrick G. Szymkowicz
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method and apparatus to recover exhaust gas recirculation coolers
Patent number
9,551,248
Issue date
Jan 24, 2017
GM Global Technology Operations LLC
Alok Warey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Exhaust gas recirculation cooler and system
Patent number
9,145,853
Issue date
Sep 29, 2015
GM Global Technology Operations LLC
Alan L. Browne
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for monitoring performance of EGR heat exchanger
Patent number
9,109,518
Issue date
Aug 18, 2015
GM Global Technology Operations LLC
Sandro R. Balestrino
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Exhaust gas recirculation system having active material actuated by...
Patent number
9,097,214
Issue date
Aug 4, 2015
GM Global Technology Operations LLC
Alan L. Browne
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Modulating hydrodynamic flow characteristics to alleviate automotiv...
Patent number
8,820,301
Issue date
Sep 2, 2014
GM Global Technology Operations LLC
Alexander Knafl
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Heat exchanger method and apparatus for engine exhaust gas recircul...
Patent number
8,615,983
Issue date
Dec 31, 2013
GM Global Technology Operations LLC
Alexander Knafl
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust Gas Recirculation cooler cleaner having active material act...
Patent number
8,484,790
Issue date
Jul 16, 2013
GM Global Technology Operations LLC
Alexander Knafl
B08 - CLEANING
Information
Patent Grant
Direct-injection spark-ignition system
Patent number
8,146,555
Issue date
Apr 3, 2012
GM Global Technology Operations LLC
Arun S. Solomon
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Modulating flow through an exhaust gas recirculation cooler to main...
Patent number
7,921,828
Issue date
Apr 12, 2011
GM Global Technology Operations LLC
Alexander Knafl
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for determining piston position in an engine
Patent number
7,669,584
Issue date
Mar 2, 2010
GM Global Technology Operations, Inc.
Frederic Anton Matekunas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for controlling fuel injection in a compression ignition engine
Patent number
7,594,493
Issue date
Sep 29, 2009
GM Global Technology Operations, Inc.
Frederic Anton Matekunas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for internal combustion engine control using pressure ratios
Patent number
7,418,336
Issue date
Aug 26, 2008
GM Global Technology Operations, Inc.
Frederic Anton Matekunas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Simultaneous EGR correction and individual cylinder combustion phas...
Patent number
7,231,906
Issue date
Jun 19, 2007
GM Global Technology Operations, Inc.
Ibrahim Haskara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Internal combustion engine exhaust gas recirculation control
Patent number
7,231,905
Issue date
Jun 19, 2007
GM Global Technology Operations, Inc.
Ibrahim Haskara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Hydrogen and oxygen generation from a water vapor containing exhaust
Patent number
6,981,367
Issue date
Jan 3, 2006
General Motors Corporation
Paul Childs
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
After-treatment system and method for reducing emissions in diesel...
Patent number
6,915,629
Issue date
Jul 12, 2005
General Motors Corporation
Patrick G. Szymkowicz
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for reducing engine exhaust emissions
Patent number
6,907,725
Issue date
Jun 21, 2005
General Motors Corporation
Patrick G. Szymkowicz
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
EXHAUST GAS RECIRCULATION COOLER AND SYSTEM
Publication number
20150068502
Publication date
Mar 12, 2015
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Alan L. Browne
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
EXHAUST GAS RECIRCULATION COOLER WITH A HEATED FILTER
Publication number
20140020361
Publication date
Jan 23, 2014
ALOK WAREY
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD AND APPARATUS TO RECOVER EXHAUST GAS RECIRCULATION COOLERS
Publication number
20140020362
Publication date
Jan 23, 2014
ALOK WAREY
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD AND APPARATUS FOR MONITORING PERFORMANCE OF EGR HEAT EXCHANGER
Publication number
20130312716
Publication date
Nov 28, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Sandro R. Balestrino
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
EXHAUST GAS RECIRCULATION SYSTEM HAVING ACTIVE MATERIAL ACTUATED BY...
Publication number
20130055991
Publication date
Mar 7, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Alan L. Browne
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
MODULATING HYDRODYNAMIC FLOW CHARACTERISTICS TO ALLEVIATE AUTOMOTIV...
Publication number
20120048245
Publication date
Mar 1, 2012
GM Global Technology Operations, Inc.
Alexander Knafl
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
HEAT EXCHANGER METHOD AND APPARATUS FOR ENGINE EXHAUST GASES
Publication number
20110271937
Publication date
Nov 10, 2011
GM Global Technology Operations, Inc.
Alexander Knafl
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
HEAT EXCHANGER METHOD AND APPARATUS FOR ENGINE EXHAUST GAS RECIRCUL...
Publication number
20110271661
Publication date
Nov 10, 2011
GM Global Technology Operations, Inc.
Alexander Knafl
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
EXHAUST GAS RECIRCULATION COOLER CLEANER HAVING ACTIVE MATERIAL ACT...
Publication number
20100186783
Publication date
Jul 29, 2010
GM Global Technology Operations, Inc.
Alexander Knafl
B08 - CLEANING
Information
Patent Application
MODULATING FLOW THROUGH AN EXHAUST GAS RECIRCULATION COOLER TO MAIN...
Publication number
20090235662
Publication date
Sep 24, 2009
GM Global Technology Operations, Inc.
Alexander Knafl
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Method and apparatus for determining piston position in an engine
Publication number
20070250255
Publication date
Oct 25, 2007
GM Global Technology Operations, Inc.
Frederic Anton Matekunas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for controlling fuel injection in a compression ignition engine
Publication number
20070246004
Publication date
Oct 25, 2007
GM Global Technology Operations, Inc.
Frederic Anton Matekunas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for internal combustion engine control using pressure ratios
Publication number
20070245818
Publication date
Oct 25, 2007
GM Global Technology Operations, Inc.
Frederic Anton Matekunas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
NOx removal system
Publication number
20040265201
Publication date
Dec 30, 2004
Norman Dale Brinkman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrogen and oxygen generation from a water vapor containing exhaust
Publication number
20040261398
Publication date
Dec 30, 2004
Paul Childs
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
After-treatment system and method for reducing emissions in diesel...
Publication number
20030167756
Publication date
Sep 11, 2003
Patrick G. Szymkowicz
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES