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Zhiping Steven Liu
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Canton, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for estimating mass airflow using a mass airflow...
Patent number
10,934,960
Issue date
Mar 2, 2021
GM Global Technology Operations LLC
Zhijian J. Wu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air per cylinder determination systems and methods
Patent number
9,534,550
Issue date
Jan 3, 2017
GM Global Technology Operations LLC
Gregory P. Matthews
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System and method for predicting parameters associated with airflow...
Patent number
9,494,092
Issue date
Nov 15, 2016
GM Global Technology Operations LLC
Zhiping Steven Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Intake port pressure prediction for cylinder activation and deactiv...
Patent number
9,222,427
Issue date
Dec 29, 2015
GM Global Technology Operations LLC
Gregory P. Matthews
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Regeneration diagnostic methods and systems
Patent number
9,206,727
Issue date
Dec 8, 2015
GM Global Technology Operations LLC
Zhiping Steven Liu
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system for reducing turbo lag in an engine
Patent number
8,886,440
Issue date
Nov 11, 2014
GM Global Technology Operations LLC
Lee C. Walker
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Exhaust treatment methods and systems
Patent number
8,538,661
Issue date
Sep 17, 2013
GM Global Technology Operations LLC
Zhiping Steven Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Dual-loop control systems and methods for a sequential turbocharger
Patent number
8,468,821
Issue date
Jun 25, 2013
GM Global Technology Operations LLC
Zhiping Steven Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Combustion temperature estimation system and method for an engine m...
Patent number
8,364,420
Issue date
Jan 29, 2013
GM Global Technology Operations LLC
Zhiping Steven Liu
G01 - MEASURING TESTING
Information
Patent Grant
Mode transition systems and methods for a sequential turbocharger
Patent number
8,302,397
Issue date
Nov 6, 2012
GM Global Technology Operations LLC
Zhiping Steven Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method to control fuel injector pulsewidth in a compression-ignitio...
Patent number
8,306,723
Issue date
Nov 6, 2012
GM Global Technology Operations LLC
Ibrahim Haskara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for controlling a two-stage series sequential tur...
Patent number
8,276,378
Issue date
Oct 2, 2012
GM Global Technology Operations LLC
B. Jerry Song
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for mode transition for a two-stage series sequen...
Patent number
8,096,123
Issue date
Jan 17, 2012
GM Global Technology Operations LLC
Zhiping Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING MASS AIRFLOW USING A MASS AIRFLOW...
Publication number
20200141346
Publication date
May 7, 2020
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Zhijian J. Wu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SYSTEM AND METHOD FOR PREDICTING PARAMETERS ASSOCIATED WITH AIRFLOW...
Publication number
20150260112
Publication date
Sep 17, 2015
GM GLOBAL TECHNOLOGY OPERATIONS LLC
ZHIPING STEVEN LIU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AIR PER CYLINDER DETERMINATION SYSTEMS AND METHODS
Publication number
20140069375
Publication date
Mar 13, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
GREGORY P. MATTHEWS
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
INTAKE PORT PRESSURE PREDICTION FOR CYLINDER ACTIVATION AND DEACTIV...
Publication number
20140069376
Publication date
Mar 13, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
GREGORY P. MATTHEWS
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
TWO-STAGE TURBOCHARGER CONTROL SYSTEMS AND METHODS
Publication number
20140067230
Publication date
Mar 6, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Zhiping Steven Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
REGENERATION DIAGNOSTIC METHODS AND SYSTEMS
Publication number
20130138291
Publication date
May 30, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Zhiping Steven Liu
G01 - MEASURING TESTING
Information
Patent Application
DETECTION OF EXHAUST PARTICULATE FILTER SUBSTRATE FAILURE
Publication number
20120023911
Publication date
Feb 2, 2012
GM Global Technology Operations, Inc.
Zhiping Steven Liu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Exhaust Treatment Methods and Systems
Publication number
20110320103
Publication date
Dec 29, 2011
GM Global Technology Operations, Inc.
Zhiping Steven Liu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD AND SYSTEM FOR REDUCING TURBO LAG IN AN ENGINE
Publication number
20110257867
Publication date
Oct 20, 2011
GM Global Technology Operations, Inc.
Lee C. Walker
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
DUAL-LOOP CONTROL SYSTEMS AND METHODS FOR A SEQUENTIAL TURBOCHARGER
Publication number
20110113773
Publication date
May 19, 2011
GM Global Technology Operations, Inc.
Zhiping Steven Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
MODE TRANSITION SYSTEMS AND METHODS FOR A SEQUENTIAL TURBOCHARGER
Publication number
20110036086
Publication date
Feb 17, 2011
GM Global Technology Operations, Inc.
Zhiping Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLING A TWO-STAGE SERIES SEQUENTIAL TUR...
Publication number
20110016862
Publication date
Jan 27, 2011
GM Global Technology Operations, Inc.
B. Jerry Song
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM AND METHOD FOR MODE TRANSITION FOR A TWO-STAGE SERIES SEQUEN...
Publication number
20100300087
Publication date
Dec 2, 2010
GM Global Technology Operations, Inc.
Zhiping Liu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
COMBUSTION TEMPERATURE ESTIMATION SYSTEM AND METHOD FOR AN ENGINE M...
Publication number
20100223014
Publication date
Sep 2, 2010
GM Global Technology Operations, Inc.
Zhiping Liu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD TO CONTROL FUEL INJECTOR PULSEWIDTH IN A COMPRESSION-IGNITIO...
Publication number
20100089362
Publication date
Apr 15, 2010
GM Global Technology Operations, Inc.
Ibrahim Haskara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...