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Ronald J. Pierik
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Holly, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Variable valve actuation system including an accumulator and a meth...
Patent number
9,863,293
Issue date
Jan 9, 2018
GM Global Technology Operations LLC
Ronald J. Pierik
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
System and method for controlling airflow through a ventilation sys...
Patent number
9,611,769
Issue date
Apr 4, 2017
GM Global Technology Operations LLC
Ronald J. Pierik
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Lubrication system thermostat, and method thereof
Patent number
9,523,465
Issue date
Dec 20, 2016
GM Global Technology Operations LLC
Ronald J. Pierik
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
System and method for calibrating a valve lift sensor and evaluatin...
Patent number
9,512,749
Issue date
Dec 6, 2016
GM Global Technology Operations LLC
Ronald J. Pierik
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Oil pump control systems and methods for noise minimization
Patent number
9,353,655
Issue date
May 31, 2016
GM Global Technology Operations LLC
Jeremy T. Demarest
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Positive crankcase ventilation system
Patent number
8,955,500
Issue date
Feb 17, 2015
GM Global Technology Operations LLC
Thomas A. Spix
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Engine assembly including cam phaser assembly aid pin
Patent number
8,776,741
Issue date
Jul 15, 2014
GM Global Technology Operations LLC
Timothy L. Neal
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Engine assembly including camshaft actuator
Patent number
8,683,965
Issue date
Apr 1, 2014
GM Global Technology Operations, LLC
Ronald Jay Pierik
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Engine including camshaft with partial lobe
Patent number
8,448,617
Issue date
May 28, 2013
GM Global Technology Operations LLC
Glenn E. Clever
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Camshaft having a tuned mass damper
Patent number
8,096,275
Issue date
Jan 17, 2012
GM Global Technology Operations LLC
Craig D. Marriott
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Diagnostic system for valve actuation camshaft driven component com...
Patent number
8,047,065
Issue date
Nov 1, 2011
GM Global Technology Operations LLC
Kenneth J. Cinpinski
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Rocker arm assembly having slider roller oil pumping features
Patent number
7,980,216
Issue date
Jul 19, 2011
GM Global Technology Operations LLC
Rodney K. Elnick
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rocker arm assembly
Patent number
7,849,828
Issue date
Dec 14, 2010
GM Global Technology Operations, Inc.
Rodney K. Elnick
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
System for controlling the response time of a hydraulic system
Patent number
7,827,944
Issue date
Nov 9, 2010
GM Global Technology Operations, Inc.
Ronald Jay Pierik
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
LUBRICATION SYSTEM THERMOSTAT, AND METHOD THEREOF
Publication number
20140318640
Publication date
Oct 30, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ronald J. Pierik
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLING AIRFLOW THROUGH A VENTILATION SYS...
Publication number
20140277996
Publication date
Sep 18, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ronald J. Pierik
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
OIL PUMP CONTROL SYSTEMS AND METHODS FOR NOISE MINIMIZATION
Publication number
20140251273
Publication date
Sep 11, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Jeremy T. Demarest
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
POSITIVE CRANKCASE VENTILATION SYSTEM
Publication number
20140246002
Publication date
Sep 4, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Thomas A. Spix
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SYSTEMS AND METHODS FOR CONTROLLING CYLINDER DEACTIVATION AND ACCES...
Publication number
20140163839
Publication date
Jun 12, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Eric D. Staley
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Engine Including Exhaust Gas Recirculation Injection System
Publication number
20140144413
Publication date
May 29, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ronald J. PIERIK
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
VARIABLE VALVE ACTUATION SYSTEM INCLUDING AN ACCUMULATOR AND A ME...
Publication number
20140034139
Publication date
Feb 6, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ronald J. Pierik
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM AND METHOD FOR CALIBRATING A VALVE LIFT SENSOR AND EVALUATIN...
Publication number
20130325290
Publication date
Dec 5, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Ronald J. Pierik
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ENGINE ASSEMBLY INCLUDING CAMSHAFT ACTUATOR
Publication number
20120285405
Publication date
Nov 15, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
RONALD JAY PIERIK
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ENGINE ASSEMBLY INCLUDING CAM PHASER ASSEMBLY AID PIN
Publication number
20120222637
Publication date
Sep 6, 2012
GM GLOBAL TECHNOLOGY OPERATIONS LLC
TIMOTHY L. NEAL
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ENGINE INCLUDING CAMSHAFT WITH PARTIAL LOBE
Publication number
20120097120
Publication date
Apr 26, 2012
GM Global Technology Operations, Inc.
GLENN E. CLEVER
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ENGINE INCLUDING VALVE LIFT ASSEMBLY FOR INTERNAL EGR CONTROL
Publication number
20110114067
Publication date
May 19, 2011
GM Global Technology Operations, Inc.
MANUEL ANGEL GONZALEZ DELGADO
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CAMSHAFT HAVING A TUNED MASS DAMPER
Publication number
20110061614
Publication date
Mar 17, 2011
GM Global Technology Operations, Inc.
CRAIG D. MARRIOTT
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
DIAGNOSTIC SYSTEM FOR VALVE ACTUATION CAMSHAFT DRIVEN COMPONENT COM...
Publication number
20110016958
Publication date
Jan 27, 2011
GM Global Technology Operations, Inc.
Kenneth J. Cinpinski
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Rocker Arm Assembly Having Slider Roller Oil Pumping Features
Publication number
20090229554
Publication date
Sep 17, 2009
GM Global Technology Operations, Inc.
Rodney K. Elnick
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ROCKER ARM ASSEMBLY
Publication number
20090223473
Publication date
Sep 10, 2009
GM Global Technology Operations, Inc.
Rodney K. Elnick
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM FOR CONTROLLING THE RESPONSE TIME OF A HYDRAULIC SYSTEM
Publication number
20080000438
Publication date
Jan 3, 2008
Ronald Jay Pierik
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES