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Chang H. Kim
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Rochester, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Efficient lean NOx trap regeneration with enchanced ammonia formation
Patent number
10,040,029
Issue date
Aug 7, 2018
GM Global Technology Operations LLC
Rahul Mital
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Perovskite oxide compounds for use in exhaust aftertreatment systems
Patent number
9,732,687
Issue date
Aug 15, 2017
GM Global Technology Operations LLC
Wei Li
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
System and method for controlling ammonia levels in a selective cat...
Patent number
9,714,625
Issue date
Jul 25, 2017
GM Global Technology Operations LLC
Min Sun
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Vehicle and method of treating an exhaust gas
Patent number
9,376,948
Issue date
Jun 28, 2016
GM Global Technology Operations LLC
Chang H. Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Rejuvenation control of palladium-only diesel oxidation catalyst
Patent number
9,255,537
Issue date
Feb 9, 2016
GM Global Technology Operations LLC
Chang H. Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
On-board diagnostic method for NO2 formation in an oxidation catalyst
Patent number
9,181,843
Issue date
Nov 10, 2015
GM Global Technology Operations LLC
Chang H. Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Carbon monoxide-selective oxidation catalysts
Patent number
9,138,686
Issue date
Sep 22, 2015
GM Global Technology Operations LLC
Chang H Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for enhancing the performance of a selective cata...
Patent number
9,140,170
Issue date
Sep 22, 2015
GM Global Technology Operations LLC
Rahul Mital
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Diesel oxidation catalyst aging level determination using NOX senso...
Patent number
9,084,966
Issue date
Jul 21, 2015
GM Global Technology Operations LLC
Raffaello Ardanese
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for converting constituent gases in an internal combustion e...
Patent number
9,021,793
Issue date
May 5, 2015
GM Global Technology Operations LLC
Chang H. Kim
B60 - VEHICLES IN GENERAL
Information
Patent Grant
System and method for exhaust gas aftertreatment
Patent number
9,016,047
Issue date
Apr 28, 2015
GM Global Technologies Operations LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Electrically heated catalyst device having a variable resistance mo...
Patent number
9,016,045
Issue date
Apr 28, 2015
GM Global Technology Operations LLC
Eugene V. Gonze
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Waste heat recovery system with integrated hydrocarbon adsorber, an...
Patent number
8,997,464
Issue date
Apr 7, 2015
GM Global Technology Operations LLC
Halim G. Santoso
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Low temperature NOx storage system for lean exhaust aftertreatment
Patent number
8,984,870
Issue date
Mar 24, 2015
GM Global Technology Operations LLC
Steven J. Schmieg
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Perovskite-based catalysts, catalyst combinations and methods of ma...
Patent number
8,943,811
Issue date
Feb 3, 2015
GM Global Technology Operations LLC
Wei Li
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Ozone conversion sensors for an automobile
Patent number
8,932,871
Issue date
Jan 13, 2015
GM Global Technology Operations LLC
Scott H. Wittkopp
G01 - MEASURING TESTING
Information
Patent Grant
System and method for determining an ammonia generation rate in a t...
Patent number
8,919,099
Issue date
Dec 30, 2014
GM Global Technology Operations LLC
Min Sun
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System for providing power to an electrically heated catalyst
Patent number
8,881,504
Issue date
Nov 11, 2014
GM Global Technology Operations LLC
Eugene V. Gonze
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Selective catalytic reduction (SCR) system for NOx storage
Patent number
8,813,478
Issue date
Aug 26, 2014
GM Global Technology Operations LLC
Eugene V. Gonze
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cold start NO2 generation system
Patent number
8,769,932
Issue date
Jul 8, 2014
GM Global Technology Operations LLC
Eugene V. Gonze
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Exhaust aftertreatment systems that include an ammonia-SCR catalyst...
Patent number
8,661,788
Issue date
Mar 4, 2014
GM Global Technology Operations LLC
Gongshin Qi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Control system for reducing nitrous oxide (“N2O”) after selective c...
Patent number
8,635,862
Issue date
Jan 28, 2014
GM Global Technology Operations LLC
Eugene V. Gonze
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Engine off NH3 based selective catalytic reduction NOX adsorber
Patent number
8,621,847
Issue date
Jan 7, 2014
GM Global Technology Operations LLC
Eugene V. Gonze
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Sulfur-tolerant perovskite NOx oxidation catalysts
Patent number
8,545,779
Issue date
Oct 1, 2013
GM Global Technology Operations LLC
Richard J. Blint
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst materials for NOx oxidation in an exhaust aftertreatment s...
Patent number
8,539,760
Issue date
Sep 24, 2013
GM Global Technology Operations LLC
Wei Li
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Perovskite-type compounds for use in lean NOx traps
Patent number
8,513,155
Issue date
Aug 20, 2013
GM Global Technology Operations LLC
Wei Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective catalytic reduction (SCR) device control system
Patent number
8,505,282
Issue date
Aug 13, 2013
GM Global Technology Operations LLC
Eugene V. Gonze
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method and apparatus for preparing a catalyst
Patent number
8,492,306
Issue date
Jul 23, 2013
GM Global Technology Operations LLC
Chang H. Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Oxidation catalysts for engines producing low temperature exhaust s...
Patent number
8,479,493
Issue date
Jul 9, 2013
GM Global Technology Operations LLC
Chang H Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Bi-functional catalyst materials for lean exhaust NOx reduction
Patent number
8,466,083
Issue date
Jun 18, 2013
GM Global Technology Operations LLC
Steven J. Schmieg
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
EFFICIENT LEAN NOX TRAP REGENERATION WITH ENCHANCED AMMONIA FORMATION
Publication number
20150238903
Publication date
Aug 27, 2015
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Rahul Mital
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEM AND METHOD FOR ENHANCING THE PERFORMANCE OF A SELECTIVE CATA...
Publication number
20150059317
Publication date
Mar 5, 2015
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Rahul Mital
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VEHICLE AND METHOD OF TREATING AN EXHAUST GAS
Publication number
20150000253
Publication date
Jan 1, 2015
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
WASTE HEAT RECOVERY SYSTEM WITH INTEGRATED HYDROCARBON ADSORBER, AN...
Publication number
20140352303
Publication date
Dec 4, 2014
Halim G. Santoso
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
REJUVENATION CONTROL OF PALLADIUM-ONLY DIESEL OXIDATION CATALYST
Publication number
20140278003
Publication date
Sep 18, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SYSTEM AND METHOD FOR EXHAUST GAS AFTERTREATMENT
Publication number
20140230408
Publication date
Aug 21, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
DIESEL OXIDATION CATALYST AGING LEVEL DETERMINATION USING NOX SENSO...
Publication number
20140147339
Publication date
May 29, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Raffaello Ardanese
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ELECTRICALLY HEATED CATALYST DEVICE HAVING A VARIABLE RESISTANCE MO...
Publication number
20140060014
Publication date
Mar 6, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM FOR PROVIDING POWER TO AN ELECTRICALLY HEATED CATALYST
Publication number
20140026544
Publication date
Jan 30, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
B60 - VEHICLES IN GENERAL
Information
Patent Application
CARBON MONOXIDE-SELECTIVE OXIDATION CATALYSTS
Publication number
20130259779
Publication date
Oct 3, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. KIM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXHAUST GAS TREATMENT SYSTEM HAVING A SOLID AMMONIA GAS PRODUCING M...
Publication number
20130239554
Publication date
Sep 19, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CONTROL SYSTEM FOR REDUCING NITROUS OXIDE ("N2O") AFTER SELECTIVE C...
Publication number
20130239552
Publication date
Sep 19, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Selective Catalytic Reduction (SCR) System For NOx Storage
Publication number
20130152553
Publication date
Jun 20, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
COLD START NO2 GENERATION SYSTEM
Publication number
20130091826
Publication date
Apr 18, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD AND APPARATUS FOR PREPARING A CATALYST
Publication number
20130085063
Publication date
Apr 4, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ENGINE OFF NH3 BASED SELECTIVE CATALYTIC REDUCTION NOX ADSORBER
Publication number
20130074474
Publication date
Mar 28, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ON-BOARD DIAGNOSTIC METHOD FOR NO2 FORMATION IN AN OXIDATION CATALYST
Publication number
20130074477
Publication date
Mar 28, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SELECTIVE CATALYTIC REDUCTION (SCR) DEVICE CONTROL SYSTEM
Publication number
20130061576
Publication date
Mar 14, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eugene V. Gonze
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
OZONE CONVERSION SENSORS FOR AN AUTOMOBILE
Publication number
20130034911
Publication date
Feb 7, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Scott H. Wittkopp
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLING AMMONIA LEVELS IN A SELECTIVE CAT...
Publication number
20130025261
Publication date
Jan 31, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Min Sun
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
EXHAUST AFTERTREATMENT SYSTEM FOR COMPRESSION-IGNITION ENGINES
Publication number
20130019589
Publication date
Jan 24, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR CONVERTING CONSTITUENT GASES IN AN INTERNAL COMBUSTION E...
Publication number
20120324868
Publication date
Dec 27, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYSTEM AND METHOD FOR DETERMINING AN AMMONIA GENERATION RATE IN A T...
Publication number
20120311998
Publication date
Dec 13, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Min Sun
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
OXIDATION CATALYSTS FOR ENGINES PRODUCING LOW TEMPERATURE EXHAUST S...
Publication number
20120291420
Publication date
Nov 22, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Chang H. Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LOW TEMPERATURE NOx STORAGE SYSTEM FOR LEAN EXHAUST AFTERTREATMENT
Publication number
20120210696
Publication date
Aug 23, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Steven J. Schmieg
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SULFUR-TOLERANT PEROVSKITE NOx OXIDATION CATALYSTS
Publication number
20120180453
Publication date
Jul 19, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Richard J. Blint
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR MONITORING EXHAUST GAS AFTERTREATMENT DEVICES
Publication number
20120180558
Publication date
Jul 19, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Wei Li
G01 - MEASURING TESTING
Information
Patent Application
LOW TEMPERATURE OXIDATION OF AMMONIA IN NITRIC ACID PRODUCTION
Publication number
20120183467
Publication date
Jul 19, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Gongshin Qi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXHAUST AFTERTREATMENT SYSTEMS THAT INCLUDE AN AMMONIA-SCR CATALYST...
Publication number
20120167553
Publication date
Jul 5, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Gongshin Qi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PEROVSKITE OXIDE COMPOUNDS FOR USE IN EXHAUST AFTERTREATMENT SYSTEMS
Publication number
20120159927
Publication date
Jun 28, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Wei Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL