TREA

Klaus Hopfl

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  • Maxhutte-Haidhof, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Damper for tap-changer vacuum switch
    • Patent number 6,347,615
    • Issue date Feb 19, 2002
    • MASCHINENFABRIK REINHAUSEN GMBH
    • Klaus Höpfl
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Tap changer
    • Patent number 6,091,032
    • Issue date Jul 18, 2000
    • Maschinenfabrik Reinhausen GmbH
    • Dieter Dohnal
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Tap selector
    • Patent number 6,060,669
    • Issue date May 9, 2000
    • Maschinenfabrik Reinhausen GmbH
    • Dieter Dohnal
    • H01 - BASIC ELECTRIC ELEMENTS