TREA

Randall Alan Harlow

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  • Brimfield, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure limiting in hydraulic systems
    • Patent number 9,003,786
    • Issue date Apr 14, 2015
    • Caterpillar Inc.
    • Kevin A. Bacon
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydro-mechanical fan drive
    • Patent number 6,050,228
    • Issue date Apr 18, 2000
    • Caterpillar Inc.
    • Stephen C. Garnett
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Quick drop valve control
    • Patent number 5,907,991
    • Issue date Jun 1, 1999
    • Caterpillar Inc.
    • Chandrasekar Ramamoorthy
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Soft seal poppet type check valve
    • Patent number 5,782,269
    • Issue date Jul 21, 1998
    • Caterpillar Inc.
    • Steven P. Seaney
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Blade control system for an earthmoving blade
    • Patent number 5,682,955
    • Issue date Nov 4, 1997
    • Caterpillar Inc.
    • Steven L. Groth
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR ENERGY RECOVERY OF HYDRAULIC MOTOR
    • Publication number 20150020511
    • Publication date Jan 22, 2015
    • Caterpillar Inc.
    • TIMOTHY L. HAND
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    AERATION IN LIQUID RESERVOIRS
    • Publication number 20140047827
    • Publication date Feb 20, 2014
    • Caterpillar Inc.
    • Abdul Karim Maoued
    • G01 - MEASURING TESTING
  • Information Patent Application

    PRESSURE LIMITING IN HYDRAULIC SYSTEMS
    • Publication number 20120285158
    • Publication date Nov 15, 2012
    • Caterpillar Inc.
    • Randall A. Harlow
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydrostatic drive system with variable charge pump
    • Publication number 20080238187
    • Publication date Oct 2, 2008
    • Stephen Carl Garnett
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING