TREA

Christopher Frank

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  • Park Ridge, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Charger for a wireless telephone
    • Patent number D452676
    • Issue date Jan 1, 2002
    • Sony Corporation
    • Koji Shindo
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Charger for wireless telephone
    • Patent number D452213
    • Issue date Dec 18, 2001
    • Sony Corporation
    • Koji Shindo
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Wireless telephone
    • Patent number D421006
    • Issue date Feb 22, 2000
    • Sony Corporation
    • Koji Shindo
    • D14 - Recording, communication, or information retrieval equipment