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Yongde Zhang

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  • Guang Dong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable speaker device and portable audio device player
    • Patent number 8,180,095
    • Issue date May 15, 2012
    • Coby Electronics Corporation
    • Yongde Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Portable DVD/digital media player
    • Patent number D612865
    • Issue date Mar 30, 2010
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Rotating and self-supporting media player
    • Patent number D597523
    • Issue date Aug 4, 2009
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable DVD/digital media player
    • Patent number D597078
    • Issue date Jul 28, 2009
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable DVD/digital media player
    • Patent number D592637
    • Issue date May 19, 2009
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Rotating and self-supporting media player
    • Patent number D587280
    • Issue date Feb 24, 2009
    • Coby Electronics Corporation
    • Johann Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Rotating and self-supporting media player
    • Patent number D581944
    • Issue date Dec 2, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Rotating and self-supporting media player
    • Patent number D577742
    • Issue date Sep 30, 2008
    • Coby Electronic Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Rotating and self-supporting media player
    • Patent number D575799
    • Issue date Aug 26, 2008
    • Coby Electronic Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable DVD/digital media player
    • Patent number D567818
    • Issue date Apr 29, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    DVD player
    • Patent number D562277
    • Issue date Feb 19, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headphones with a detachable headband
    • Patent number D561736
    • Issue date Feb 12, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable speakers
    • Patent number D561175
    • Issue date Feb 5, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable media player
    • Patent number D561198
    • Issue date Feb 5, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable speakers
    • Patent number D561176
    • Issue date Feb 5, 2008
    • Coby Electronics Corporation
    • Yongde Zhang
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents