TREA

Anderson-Greenwood USA, Inc.

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  • Bellaire, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Redundant pilot valve control system
    • Patent number 4,672,995
    • Issue date Jun 16, 1987
    • Anderson-Greenwood USA, Inc.
    • Walter W. Powell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Non-flowing pressure responsive pilot valve
    • Patent number 4,609,008
    • Issue date Sep 2, 1986
    • Anderson-Greenwood USA, Inc.
    • William L. Anderson
    • G05 - CONTROLLING REGULATING

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