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James A. Aardema
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North Plymouth, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Cold planer yield measurement system
Patent number
10,024,708
Issue date
Jul 17, 2018
Caterpillar Paving Products Inc.
John Lee Marsolek
G01 - MEASURING TESTING
Information
Patent Grant
Hydraulic system with a dynamic seal
Patent number
9,651,067
Issue date
May 16, 2017
Caterpillar Inc.
Matthew J. Beschorner
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Torque limit control
Patent number
9,464,580
Issue date
Oct 11, 2016
Caterpillar Paving Products Inc.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method and system for compaction measurement
Patent number
8,635,903
Issue date
Jan 28, 2014
Caterpillar Paving Products Inc
Nicholas A. Oetken
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Hydraulic system and method for control
Patent number
8,631,650
Issue date
Jan 21, 2014
Caterpillar Inc.
Michael T. Verkuilen
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic system having an external pressure compensator
Patent number
8,479,504
Issue date
Jul 9, 2013
Caterpillar Inc.
Philippe Vande Kerckhove
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Bidirectional force feedback poppet valve
Patent number
8,424,836
Issue date
Apr 23, 2013
Caterpillar Inc.
Pengfei Ma
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Poppet valve arrangements
Patent number
7,293,579
Issue date
Nov 13, 2007
Caterpillar Inc.
James A. Aardema
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Off-setting rate of pressure rise in a fluid system
Patent number
6,199,378
Issue date
Mar 13, 2001
Caterpillar Inc.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
System and method for controlling an independent metering valve
Patent number
5,960,695
Issue date
Oct 5, 1999
Caterpillar Inc.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
System and method for controlling an independent metering valve
Patent number
5,947,140
Issue date
Sep 7, 1999
Caterpillar Inc.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Integrated electrohydraulic actuator
Patent number
5,906,351
Issue date
May 25, 1999
Caterpillar Inc.
James A. Aardema
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pilot valve for a flow amplyifying poppet valve
Patent number
5,645,263
Issue date
Jul 8, 1997
Caterpillar Inc.
James A. Aardema
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Hydraulic circuit having dual electrohydraulic control valves
Patent number
5,568,759
Issue date
Oct 29, 1996
Caterpillar Inc.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Pressure compensated flow amplifying poppet valve
Patent number
5,137,254
Issue date
Aug 11, 1992
Caterpillar Inc.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
COLD PLANER YIELD MEASUREMENT SYSTEM
Publication number
20160341595
Publication date
Nov 24, 2016
Caterpillar Paving Products Inc.
John Lee MARSOLEK
G01 - MEASURING TESTING
Information
Patent Application
POWER MANAGEMENT SYSTEM AND METHOD FOR POWER GENERATION APPARATUS
Publication number
20150345628
Publication date
Dec 3, 2015
Caterpillar Paving Products Inc.
Eric S. Engelmann
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Torque Limit Control
Publication number
20150184680
Publication date
Jul 2, 2015
CATERPILLAR PAVING PRODUCTS, INC.
James A. Aardema
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
HYDRAULIC SYSTEM WITH A DYNAMIC SEAL
Publication number
20140034135
Publication date
Feb 6, 2014
Caterpillar Inc.
Matthew J. Beschorner
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
PAVING SYSTEM UTILIZING CAPSULES ENCLOSING A DYE
Publication number
20130136535
Publication date
May 30, 2013
James A. Aardema
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
PAVING SYSTEM UTILIZING EMBEDDED MEASURING DEVICES
Publication number
20130136539
Publication date
May 30, 2013
James Alvin AARDEMA
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
METHOD AND SYSTEM FOR COMPACTION MEASUREMENT
Publication number
20110302998
Publication date
Dec 15, 2011
CATERPILLAR PAVING PRODUCTS INC.
Kristopher A. Hanson
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
HYDRAULIC SYSTEM AND METHOD FOR CONTROL
Publication number
20110072809
Publication date
Mar 31, 2011
Caterpillar Inc.
Michael Todd Verkuilen
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
HYDRAULIC SYSTEM HAVING AN EXTERNAL PRESSURE COMPENSATOR
Publication number
20100107623
Publication date
May 6, 2010
Caterpillar Inc.
Philippe Vande Kerckhove
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hydraulic system having an external pressure compensator
Publication number
20080295681
Publication date
Dec 4, 2008
Caterpillar Inc.
Pengfei Ma
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Bidirectional force feedback poppet valve
Publication number
20070290153
Publication date
Dec 20, 2007
Pengfei Ma
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Poppet valve
Publication number
20070290152
Publication date
Dec 20, 2007
Pengfei Ma
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Poppet valve arrangements
Publication number
20060005885
Publication date
Jan 12, 2006
James A. Aardema
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...