TREA

Christian Rogge

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  • Hamburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cordless telephone
    • Patent number D638393
    • Issue date May 24, 2011
    • Gigaset Communications GmbH
    • Theodor Gonser
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Base station for cordless telephone
    • Patent number D590369
    • Issue date Apr 14, 2009
    • Siemens Home and Office Communication Devices GmbH & Co. KG
    • Theodor Gonser
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Cordless telephone
    • Patent number D583354
    • Issue date Dec 23, 2008
    • Siemens Aktiengesellschaft
    • Theodor Gonser
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Base station for cordless telephone
    • Patent number D581391
    • Issue date Nov 25, 2008
    • Siemens Home and Office Communication
    • Theodor Gonser
    • D14 - Recording, communication, or information retrieval equipment