TREA

John B. Engel

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  • Tigard, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Low labor enclosure assembly
    • Patent number 7,855,548
    • Issue date Dec 21, 2010
    • Levinton Manufacturing Co., Inc.
    • John B. Engel
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Occupancy sensor powerbase
    • Patent number 7,800,498
    • Issue date Sep 21, 2010
    • Leviton Manufacturing Co., Inc.
    • Thomas W. Leonard
    • G08 - SIGNALLING
  • Information Patent Grant

    Adjustable sensor
    • Patent number 7,560,696
    • Issue date Jul 14, 2009
    • Leviton Manufacturing Company, Inc.
    • Yun Wu
    • G08 - SIGNALLING

Patents Applicationslast 30 patents

  • Information Patent Application

    ADJUSTABLE SENSOR
    • Publication number 20070262259
    • Publication date Nov 15, 2007
    • LEVITON MANUFACTURING COMPANY, INC.
    • Yun Wu
    • G08 - SIGNALLING
  • Information Patent Application

    LOW LABOR ENCLOSURE ASSEMBLY
    • Publication number 20070230144
    • Publication date Oct 4, 2007
    • John B. Engel
    • G01 - MEASURING TESTING
  • Information Patent Application

    OCCUPANCY SENSOR POWERBASE
    • Publication number 20070229297
    • Publication date Oct 4, 2007
    • Thomas W. Leonard
    • G08 - SIGNALLING