TREA

Robert Wayne Emmert

Follow

Person

  • Cedar Falls, IA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Positive displacement pump including an unloading device
    • Patent number 11,473,574
    • Issue date Oct 18, 2022
    • Deere & Company
    • Robert C. Emmert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic steering system
    • Patent number 11,273,861
    • Issue date Mar 15, 2022
    • Deere & Company
    • Robert Clayton Emmert
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Positive displacement pump including an unloading device
    • Patent number 11,131,303
    • Issue date Sep 28, 2021
    • Deere & Company
    • Robert C. Emmert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic steering system
    • Patent number 10,633,015
    • Issue date Apr 28, 2020
    • Deere & Company
    • Robert Clayton Emmert
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Positive displacement pump including an unloading device
    • Patent number 10,309,396
    • Issue date Jun 4, 2019
    • Deere & Company
    • Robert C. Emmert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Work vehicle multi-coupler with breakaway feature
    • Patent number 9,968,021
    • Issue date May 15, 2018
    • Deere & Company
    • Robert C. Emmert
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Dual pump dual pressure hydraulic circuit
    • Patent number 7,401,465
    • Issue date Jul 22, 2008
    • Deere & Company
    • Robert Clayton Emmert
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Double-acting valve unit
    • Patent number 7,401,623
    • Issue date Jul 22, 2008
    • Deere & Company
    • Phillip S. Roe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve shifting mechanism
    • Patent number 4,007,757
    • Issue date Feb 15, 1977
    • Deere & Company
    • Robert Wayne Emmert
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP INCLUDING AN UNLOADING DEVICE
    • Publication number 20210262464
    • Publication date Aug 26, 2021
    • Deere & Company
    • Robert C. Emmert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC STEERING SYSTEM
    • Publication number 20200216112
    • Publication date Jul 9, 2020
    • Deere & Company
    • Robert Clayton Emmert
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP INCLUDING AN UNLOADING DEVICE
    • Publication number 20190285068
    • Publication date Sep 19, 2019
    • Deere & Company
    • Robert C. Emmert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC STEERING SYSTEM
    • Publication number 20180297632
    • Publication date Oct 18, 2018
    • Deere & Company
    • Robert Clayton Emmert
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP INCLUDING AN UNLOADING DEVICE
    • Publication number 20170314553
    • Publication date Nov 2, 2017
    • Deere & Company
    • Robert C. Emmert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WORK VEHICLE MULTI-COUPLER WITH BREAKAWAY FEATURE
    • Publication number 20170202128
    • Publication date Jul 20, 2017
    • Deere & Company
    • Robert C. Emmert
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Double-acting valve unit
    • Publication number 20070169822
    • Publication date Jul 26, 2007
    • Deere & Company, a Delaware corporation
    • Phillip S. Roe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Dual pump dual pressure hydraulic circuit
    • Publication number 20070107421
    • Publication date May 17, 2007
    • Deere & Company, a Delaware corporation
    • Robert Clayton Emmert
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL