TREA

Fred Y. F. Ching

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  • Canyon County, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reversible ejector tee
    • Patent number 5,944,358
    • Issue date Aug 31, 1999
    • Emhart Inc.
    • Fred Y. F. Ching
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spout with hub
    • Patent number 5,715,868
    • Issue date Feb 10, 1998
    • Emhart Inc.
    • Fred Y. F. Ching
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Putty plate
    • Patent number 5,566,707
    • Issue date Oct 22, 1996
    • Emhart Inc.
    • Fred Y. F. Ching
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Composite cylinder for use in aircraft hydraulic actuator
    • Patent number 5,415,079
    • Issue date May 16, 1995
    • HR Textron, Inc.
    • Fred Y. Ching
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL