TREA

Wolfgang Niehoff

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  • Wedemark, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reading lamp
    • Patent number 8,687,977
    • Issue date Apr 1, 2014
    • Sennheiser electronic GmbH & Co. KG
    • Wolfgang Niehoff
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Arrangement for the optical distance determination of a reflecting...
    • Patent number 7,505,151
    • Issue date Mar 17, 2009
    • Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
    • Peter Schreiber
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Microphone
    • Patent number 7,317,808
    • Issue date Jan 8, 2008
    • Sennheiser Electronic GmbH & Co., KG
    • Wolfgang Niehoff
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Information system
    • Patent number 7,180,427
    • Issue date Feb 20, 2007
    • Sennheiser electronics GmbH Co. KG
    • Rolf Meyer
    • G08 - SIGNALLING
  • Information Patent Grant

    Device for bi-directional transmission of audio and/or video signals
    • Patent number 6,763,253
    • Issue date Jul 13, 2004
    • Sennheiser Electronics GmbH & Co. KG
    • Wolfgang Niehoff
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents