TREA

Robert F. Hodgson

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  • Youngstown, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control valves
    • Patent number 4,354,526
    • Issue date Oct 19, 1982
    • Commercial Shearing, Inc.
    • Robert F. Hodgson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary pumps and motors and thrust plates therefor
    • Patent number 4,242,066
    • Issue date Dec 30, 1980
    • Commercial Shearing, Inc.
    • Robert F. Hodgson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compensated work port fluid valves
    • Patent number 4,187,877
    • Issue date Feb 12, 1980
    • Commercial Shearing Inc.
    • Robert F. Hodgson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control valves
    • Patent number 4,095,617
    • Issue date Jun 20, 1978
    • Commercial Shearing, Inc.
    • Robert F. Hodgson
    • G05 - CONTROLLING REGULATING