TREA

Christian Stapelbroek

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  • Wuppertal, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Audio control device
    • Patent number D811371
    • Issue date Feb 27, 2018
    • Kingston Digital, Inc.
    • Julia Meyer
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset
    • Patent number D808359
    • Issue date Jan 23, 2018
    • Kingston Digital, Inc.
    • Julia Meyer
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Audio control device
    • Patent number D794609
    • Issue date Aug 15, 2017
    • Kingston Digital, Inc.
    • Julia Meyer
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Audio control device
    • Patent number D778264
    • Issue date Feb 7, 2017
    • Kingston Digital, Inc.
    • Christian Stapelbroek
    • D14 - Recording, communication, or information retrieval equipment