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Derek Eagles

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  • Cedar Falls, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electro-hydraulic steering control system
    • Patent number 11,396,323
    • Issue date Jul 26, 2022
    • Deere & Company
    • Derek M. Eagles
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electro-hydraulic steering control system
    • Patent number 10,668,947
    • Issue date Jun 2, 2020
    • Deere & Company
    • Derek M. Eagles
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic system sump standpipe
    • Patent number 6,371,158
    • Issue date Apr 16, 2002
    • Deere & Company
    • Yifei Raymond Hou
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Brake valve with prefill chamber unloading valve
    • Patent number 5,394,701
    • Issue date Mar 7, 1995
    • Deere & Company
    • Douglas M. Durant
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Supply valve arrangement for closed center hydraulic system
    • Patent number 5,245,827
    • Issue date Sep 21, 1993
    • Deere & Company
    • Douglas M. Durant
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Charge flow priority circuit
    • Patent number 5,020,324
    • Issue date Jun 4, 1991
    • Deere & Company
    • Donald J. MacDonald
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Closed center, load sensing hydraulic system
    • Patent number 4,470,259
    • Issue date Sep 11, 1984
    • Deere & Company
    • James A. Miller
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Open center load sensing hydraulic system
    • Patent number 4,470,260
    • Issue date Sep 11, 1984
    • Deere & Company
    • James A. Miller
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Open center hydraulic system
    • Patent number 4,463,557
    • Issue date Aug 7, 1984
    • Deere & Company
    • James A. Miller
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Load sensing hydraulic system
    • Patent number 4,463,558
    • Issue date Aug 7, 1984
    • Deere & Company
    • James A. Miller
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    In-line filter and flow control valve
    • Patent number 4,381,995
    • Issue date May 3, 1983
    • Deere & Company
    • Derek M. Eagles
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRO-HYDRAULIC STEERING CONTROL SYSTEM
    • Publication number 20200247466
    • Publication date Aug 6, 2020
    • Deere & Company
    • Derek M. Eagles
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ELECTRO-HYDRAULIC STEERING CONTROL SYSTEM
    • Publication number 20180281852
    • Publication date Oct 4, 2018
    • Deere & Company
    • DEREK M. EAGLES
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    VALVE BLEED SYSTEM
    • Publication number 20140318652
    • Publication date Oct 30, 2014
    • MARK S. SOMMER
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VALVE BLEED SYSTEM
    • Publication number 20100096576
    • Publication date Apr 22, 2010
    • Mark Sommer
    • B60 - VEHICLES IN GENERAL