TREA

Frank WELZEL

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  • Detmold, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Overvoltage protection device
    • Patent number 8,072,728
    • Issue date Dec 6, 2011
    • Phoenix Contact GmbH & Co. KG
    • Jens Willmann
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Surge protector with a mounting base
    • Patent number 7,995,348
    • Issue date Aug 9, 2011
    • Phoenix Contact GmbH & Co. KG
    • Ralf Hausmann
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Circuit board with shielded connection
    • Patent number 7,335,029
    • Issue date Feb 26, 2008
    • Phoenix Contact GmbH & Co. KG
    • Peter Bäckeralf
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OVERVOLTAGE PROTECTION DEVICE
    • Publication number 20090296297
    • Publication date Dec 3, 2009
    • Phoenix Contact GmbH & Co. KG
    • Jens WILLMANN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Surge Protector with a Mounting Base
    • Publication number 20080218982
    • Publication date Sep 11, 2008
    • Phoenix Contact GmbH & Co. KG
    • Ralf Hausmann
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CIRCUIT BOARD WITH SHIELDED CONNECTION
    • Publication number 20070099444
    • Publication date May 3, 2007
    • Phoenix Contact GmbH & Co. KG
    • Peter Backeralk
    • H01 - BASIC ELECTRIC ELEMENTS