TREA

Gerhard Wolff

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  • Extertal, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Surge protection device
    • Patent number 9,246,322
    • Issue date Jan 26, 2016
    • Phoenix Contact GmbH & Co. KG
    • Joachim Schimanski
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • 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

Patents Applicationslast 30 patents