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Eric P. Hamkins
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Waukesha, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Electronically adjustable pressure compensated flow control with pr...
Patent number
11,549,525
Issue date
Jan 10, 2023
HUSCO International, Inc.
Michael Gilling
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Radial piston pump assemblies and use thereof in hydraulic circuits
Patent number
10,125,750
Issue date
Nov 13, 2018
HUSCO International, Inc.
Joe Pfaff
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Systems and methods for selectively engaged regeneration of a hydra...
Patent number
10,072,679
Issue date
Sep 11, 2018
HUSCO International, Inc.
Eric P Hamkins
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Metered fluid source connection to downstream functions in PCLS sys...
Patent number
9,752,597
Issue date
Sep 5, 2017
HUSCO International, Inc.
Casey Buschkopf
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
System for allocating fluid from multiple pumps to a plurality of h...
Patent number
9,091,281
Issue date
Jul 28, 2015
HUSCO International, Inc.
Corey K. Quinnell
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Command based method for allocating fluid flow from a plurality of...
Patent number
9,032,724
Issue date
May 19, 2015
HUSCO International Inc.
Joseph L. Pfaff
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic system with fluid flow summation control of a variable di...
Patent number
8,899,034
Issue date
Dec 2, 2014
HUSCO International, Inc.
Jacob Ballweg
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Differential pressure control
Patent number
8,453,783
Issue date
Jun 4, 2013
Deere & Company
Eric Hamkins
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Flow summation system for controlling a variable displacement hydra...
Patent number
8,215,107
Issue date
Jul 10, 2012
HUSCO International, Inc.
Joseph L. Pfaff
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Energy recovery and reuse techniques for a hydraulic system
Patent number
7,905,088
Issue date
Mar 15, 2011
INCOVA Technologies, Inc.
Dwight B. Stephenson
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Energy recovery and reuse methods for a hydraulic system
Patent number
7,823,379
Issue date
Nov 2, 2010
HUSCO International, Inc.
Eric P. Hamkins
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic vibration damper piston with an integral electrically ope...
Patent number
7,654,369
Issue date
Feb 2, 2010
HUSCO International, Inc.
Todd Michael Murray
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Electrohydraulic valve for controlling a cam shaft phasing mechanis...
Patent number
6,640,834
Issue date
Nov 4, 2003
HUSCO International, Inc.
Eric P. Hamkins
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Hydraulic control valve system with load sensing priority
Patent number
5,950,429
Issue date
Sep 14, 1999
HUSCO International, Inc.
Eric P. Hamkins
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Pressure compensating hydraulic control system
Patent number
5,579,642
Issue date
Dec 3, 1996
HUSCO International, Inc.
Raud A. Wilke
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Systems and Methods for Pressure Control
Publication number
20240159254
Publication date
May 16, 2024
HUSCO International, Inc.
Tom Peterson
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Electronically Adjustable Pressure Compensated Flow Control With Pr...
Publication number
20210231135
Publication date
Jul 29, 2021
HUSCO International, Inc.
Michael Gilling
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
SYSTEMS AND METHODS FOR DYNAMIC RESPONSE ON MOBILE MACHINES
Publication number
20180252243
Publication date
Sep 6, 2018
HUSCO International, Inc.
Joseph L. Pfaff
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
METERED FLUID SOURCE CONNECTION TO DOWNSTREAM FUNCTIONS IN PCLS SYS...
Publication number
20170074293
Publication date
Mar 16, 2017
HUSCO International, Inc.
CASEY BUSCHKOPF
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Radial Piston Pump Assemblies and Use Thereof in Hydraulic Circuits
Publication number
20170009753
Publication date
Jan 12, 2017
HUSCO International, Inc.
Joe Pfaff
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SYSTEMS AND METHODS FOR SELECTIVELY ENGAGED REGENERATION OF A HYDRA...
Publication number
20160160884
Publication date
Jun 9, 2016
ERIC P. HAMKINS
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
MULTIPLE FUNCTION HYDRAULIC SYSTEM WITH A VARIABLE DISPLACEMENT PUM...
Publication number
20140060032
Publication date
Mar 6, 2014
HUSCO International, Inc.
Joseph L. Pfaff
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
HYDRAULIC SYSTEM WITH FLUID FLOW SUMMATION CONTROL OF A VARIABLE DI...
Publication number
20130160443
Publication date
Jun 27, 2013
Jacob Ballweg
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
SYSTEM FOR ALLOCATING FLUID FROM MULTIPLE PUMPS TO A PLURALITY OF H...
Publication number
20120233996
Publication date
Sep 20, 2012
Corey K. Quinnell
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
FLOW SUMMATION SYSTEM FOR CONTROLLING A VARIABLE DISPLACEMENT HYDRA...
Publication number
20120085440
Publication date
Apr 12, 2012
Joseph L. Pfaff
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
COMMAND BASED METHOD FOR ALLOCATING FLUID FLOW FROM A PLURALITY OF...
Publication number
20110308242
Publication date
Dec 22, 2011
Joseph L. Pfaff
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Differential Pressure Control
Publication number
20100252354
Publication date
Oct 7, 2010
Deere & Company
Eric Hamkins
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
HYDRAULIC VIBRATION DAMPER PISTON WITH AN INTEGRAL ELECTRICALLY OPE...
Publication number
20090288924
Publication date
Nov 26, 2009
Todd Michael Murray
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ENERGY RECOVERY AND REUSE METHODS FOR A HYDRAULIC SYSTEM
Publication number
20080110165
Publication date
May 15, 2008
Eric P. Hamkins
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
ENERGY RECOVERY AND REUSE TECHNIQUES FOR A HYDRAULIC SYSTEM
Publication number
20080110166
Publication date
May 15, 2008
Dwight B. Stephenson
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hydraulic Actuator Control Circuit With Pressure Operated Counterba...
Publication number
20080034957
Publication date
Feb 14, 2008
Dwight B. Stephenson
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL