TREA

David M. Hines

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  • Santa Ana, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigerant recovery pump with an improved input port
    • Patent number 10,788,245
    • Issue date Sep 29, 2020
    • FIELDPIECE INSTRUMENTS, INC.
    • Tinggui Hong
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Fold-up indoor table
    • Patent number 6,598,543
    • Issue date Jul 29, 2003
    • Meco Corporation
    • Arthur W. Ellsworth
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    REFRIGERANT RECOVERY SYSTEM
    • Publication number 20180216860
    • Publication date Aug 2, 2018
    • Fieldpiece Instruments, Inc.
    • Tinggui Hong
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...