Joseph L. Pfaff

Person

Wauwatosa, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for electrohydraulic valve calibration
- Patent number 10,268,214
- Issue date Apr 23, 2019
- HUSCO International, Inc.
- Joseph L Pfaff
- G05 - CONTROLLING REGULATING
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
Hydraulic system with open loop electrohydraulic pressure compensation
- Patent number 9,303,387
- Issue date Apr 5, 2016
- HUSCO International, Inc.
- Joseph L. Pfaff
- 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
Hydraulic piston pump with throttle control
- Patent number 9,062,665
- Issue date Jun 23, 2015
- HUSCO International, Inc.
- David Schedgick
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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
Poppet valve operated by an electrohydraulic poppet pilot valve
- Patent number 8,256,739
- Issue date Sep 4, 2012
- Husco International, Inc.
- Joseph L. Pfaff
- 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
Pilot operated valve with fast closing poppet
- Patent number 7,984,890
- Issue date Jul 26, 2011
- INCOVA Technologies, 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
Hydraulic system with compensation for kinematic position changes o...
- Patent number 7,874,152
- Issue date Jan 25, 2011
- INCOVA Technologies, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Electrohydraulic valve control circuit with magnetic hysteresis com...
- Patent number 7,857,281
- Issue date Dec 28, 2010
- INCOVA Technologies, Inc.
- Joseph L. Pfaff
- 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
Hybrid hydraulic joystick with an integral pressure sensor and an o...
- Patent number 7,753,078
- Issue date Jul 13, 2010
- HUSCO International Inc.
- Brian R. Bertolasi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hybrid hydraulic joystick for electrically operating valves
- Patent number 7,753,077
- Issue date Jul 13, 2010
- HUSCO International Inc.
- Brian R. Bertolasi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic valve assembly with a pressure compensated directional sp...
- Patent number 7,487,707
- Issue date Feb 10, 2009
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic system control method using a differential pressure compe...
- Patent number 7,406,982
- Issue date Aug 5, 2008
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic metering mode transitioning technique for a velocity base...
- Patent number 7,380,398
- Issue date Jun 3, 2008
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Electrohydraulic valve servomechanism with adaptive resistance esti...
- Patent number 7,377,480
- Issue date May 27, 2008
- HUSCO International, Inc.
- Keith A. Tabor
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic system with mechanism for relieving pressure trapped in a...
- Patent number 7,373,869
- Issue date May 20, 2008
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Apparatus for controlling deceleration of hydraulically powered equ...
- Patent number 7,296,404
- Issue date Nov 20, 2007
- HUSCO International Inc.
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Priority communication protocol for a distributed electrohydraulic...
- Patent number 7,210,291
- Issue date May 1, 2007
- HUSCO International, Inc.
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Communication protocol for a distributed electrohydraulic system ha...
- Patent number 7,194,855
- Issue date Mar 27, 2007
- HUSCO International, Inc.
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Automatic hydraulic load leveling system for a work vehicle
- Patent number 7,093,383
- Issue date Aug 22, 2006
- HUSCO International Inc.
- Kenneth C. Mennen
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Hydraulic control valve system with electronic load sense control
- Patent number 7,089,733
- Issue date Aug 15, 2006
- HUSCO International, Inc.
- Randall S. Jackson
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Conduit loss compensation for a distributed electrohydraulic system
- Patent number 6,976,357
- Issue date Dec 20, 2005
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Method of selecting a hydraulic metering mode for a function of a v...
- Patent number 6,880,332
- Issue date Apr 19, 2005
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Method of sharing flow of fluid among multiple hydraulic functions...
- Patent number 6,779,340
- Issue date Aug 24, 2004
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

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
SYSTEMS AND METHODS FOR ELECTROHYDRAULIC VALVE CALIBRATION
- Publication number 20170262001
- Publication date Sep 14, 2017
- HUSCO International, Inc.
- Joseph L Pfaff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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
HYDRAULIC PISTON PUMP WITH THROTTLE CONTROL
- Publication number 20140199187
- Publication date Jul 17, 2014
- HUSCO International, Inc.
- David Schedgick
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HYDRAULIC SYSTEM WITH OPEN LOOP ELECTROHYDRAULIC PRESSURE COMPENSATION
- Publication number 20140116038
- Publication date May 1, 2014
- HUSCO International, Inc.
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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
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
POPPET VALVE OPERATED BY AN ELECTROHYDRAULIC POPPET PILOT VALVE
- Publication number 20100155633
- Publication date Jun 24, 2010
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYDRAULIC SYSTEM WITH COMPENSATION FOR KINEMATIC POSITION CHANGES O...
- Publication number 20090272109
- Publication date Nov 5, 2009
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
PILOT OPERATED VALVE WITH FAST CLOSING POPPET
- Publication number 20090212244
- Publication date Aug 27, 2009
- Joseph L. Pfaff
- G05 - CONTROLLING REGULATING
Information Patent Application
HYBRID HYDRAULIC JOYSTICK FOR ELECTRICALLY OPERATING VALVES
- Publication number 20080257090
- Publication date Oct 23, 2008
- Brian R. Bertolasi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYBRID HYDRAULIC JOYSTICK WITH AN INTEGRAL PRESSURE SENSOR AND AN O...
- Publication number 20080256941
- Publication date Oct 23, 2008
- Brian R. Bertolasi
- G05 - CONTROLLING REGULATING
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 VALVE ASSEMBLY WITH A PRESSURE COMPENSATED DIRECTIONAL SP...
- Publication number 20080072749
- Publication date Mar 27, 2008
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Electrohydraulic Valve Control Circuit With Magnetic Hysteresis Com...
- Publication number 20080042087
- Publication date Feb 21, 2008
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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
Information Patent Application
Hydraulic metering mode transitioning technique for a velocity base...
- Publication number 20070227136
- Publication date Oct 4, 2007
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Hydraulic system with mechanism for relieving pressure trapped in a...
- Publication number 20070209503
- Publication date Sep 13, 2007
- HUSCO International, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Pilot operated control valve having a two stage poppet
- Publication number 20070157980
- Publication date Jul 12, 2007
- HUSCO International, Inc.
- Dwight B. Stephenson
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Apparatus for controlling deceleration of hydraulically powered equ...
- Publication number 20070130927
- Publication date Jun 14, 2007
- HUSCO International, Inc.
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
HYDRAULIC CONTROL VALVE SYSTEM WITH ELECTRONIC LOAD SENSE CONTROL
- Publication number 20060191262
- Publication date Aug 31, 2006
- HUSCO International, Inc.
- Randall S. Jackson
- G05 - CONTROLLING REGULATING
Information Patent Application
Priority communication protocol for a distributed electrohydraulic...
- Publication number 20060185354
- Publication date Aug 24, 2006
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Communication protocol for a distributed electrohydraulic system ha...
- Publication number 20060086088
- Publication date Apr 27, 2006
- HUSCO International, Inc.
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
CONDUIT LOSS COMPENSATION FOR A DISTRIBUTED ELECTROHYDRAULIC SYSTEM
- Publication number 20050284144
- Publication date Dec 29, 2005
- Joseph L. Pfaff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Automatic hydraulic load leveling system for a work vehicle
- Publication number 20050210713
- Publication date Sep 29, 2005
- Kenneth C. Mennen
- B66 - HOISTING LIFTING HAULING

Joseph L. Pfaff

Person

Patents Grantslast 30 patents

Systems and methods for electrohydraulic valve calibration

Radial piston pump assemblies and use thereof in hydraulic circuits

Systems and methods for selectively engaged regeneration of a hydra...

Metered fluid source connection to downstream functions in PCLS sys...

Hydraulic system with open loop electrohydraulic pressure compensation

System for allocating fluid from multiple pumps to a plurality of h...

Hydraulic piston pump with throttle control

Command based method for allocating fluid flow from a plurality of...

Poppet valve operated by an electrohydraulic poppet pilot valve

Flow summation system for controlling a variable displacement hydra...

Pilot operated valve with fast closing poppet

Energy recovery and reuse techniques for a hydraulic system

Hydraulic system with compensation for kinematic position changes o...

Electrohydraulic valve control circuit with magnetic hysteresis com...

Energy recovery and reuse methods for a hydraulic system

Hybrid hydraulic joystick with an integral pressure sensor and an o...

Hybrid hydraulic joystick for electrically operating valves

Hydraulic valve assembly with a pressure compensated directional sp...

Hydraulic system control method using a differential pressure compe...

Hydraulic metering mode transitioning technique for a velocity base...

Electrohydraulic valve servomechanism with adaptive resistance esti...

Hydraulic system with mechanism for relieving pressure trapped in a...

Apparatus for controlling deceleration of hydraulically powered equ...

Priority communication protocol for a distributed electrohydraulic...

Communication protocol for a distributed electrohydraulic system ha...

Automatic hydraulic load leveling system for a work vehicle

Hydraulic control valve system with electronic load sense control

Conduit loss compensation for a distributed electrohydraulic system

Method of selecting a hydraulic metering mode for a function of a v...

Method of sharing flow of fluid among multiple hydraulic functions...

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR DYNAMIC RESPONSE ON MOBILE MACHINES

SYSTEMS AND METHODS FOR ELECTROHYDRAULIC VALVE CALIBRATION

METERED FLUID SOURCE CONNECTION TO DOWNSTREAM FUNCTIONS IN PCLS SYS...

Radial Piston Pump Assemblies and Use Thereof in Hydraulic Circuits

SYSTEMS AND METHODS FOR SELECTIVELY ENGAGED REGENERATION OF A HYDRA...

HYDRAULIC PISTON PUMP WITH THROTTLE CONTROL

HYDRAULIC SYSTEM WITH OPEN LOOP ELECTROHYDRAULIC PRESSURE COMPENSATION

MULTIPLE FUNCTION HYDRAULIC SYSTEM WITH A VARIABLE DISPLACEMENT PUM...

SYSTEM FOR ALLOCATING FLUID FROM MULTIPLE PUMPS TO A PLURALITY OF H...

FLOW SUMMATION SYSTEM FOR CONTROLLING A VARIABLE DISPLACEMENT HYDRA...

COMMAND BASED METHOD FOR ALLOCATING FLUID FLOW FROM A PLURALITY OF...

POPPET VALVE OPERATED BY AN ELECTROHYDRAULIC POPPET PILOT VALVE

HYDRAULIC SYSTEM WITH COMPENSATION FOR KINEMATIC POSITION CHANGES O...

PILOT OPERATED VALVE WITH FAST CLOSING POPPET

HYBRID HYDRAULIC JOYSTICK FOR ELECTRICALLY OPERATING VALVES

HYBRID HYDRAULIC JOYSTICK WITH AN INTEGRAL PRESSURE SENSOR AND AN O...

ENERGY RECOVERY AND REUSE METHODS FOR A HYDRAULIC SYSTEM

ENERGY RECOVERY AND REUSE TECHNIQUES FOR A HYDRAULIC SYSTEM

HYDRAULIC VALVE ASSEMBLY WITH A PRESSURE COMPENSATED DIRECTIONAL SP...

Electrohydraulic Valve Control Circuit With Magnetic Hysteresis Com...

Hydraulic Actuator Control Circuit With Pressure Operated Counterba...

Hydraulic metering mode transitioning technique for a velocity base...

Hydraulic system with mechanism for relieving pressure trapped in a...

Pilot operated control valve having a two stage poppet

Apparatus for controlling deceleration of hydraulically powered equ...

HYDRAULIC CONTROL VALVE SYSTEM WITH ELECTRONIC LOAD SENSE CONTROL

Priority communication protocol for a distributed electrohydraulic...

Communication protocol for a distributed electrohydraulic system ha...

CONDUIT LOSS COMPENSATION FOR A DISTRIBUTED ELECTROHYDRAULIC SYSTEM

Automatic hydraulic load leveling system for a work vehicle