TREA

Kennard E. Nielsen

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  • Redmond, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portion of a keyboard
    • Patent number D450056
    • Issue date Nov 6, 2001
    • Microsoft Corporation
    • Carl J. Ledbetter
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Keyboard
    • Patent number D442589
    • Issue date May 22, 2001
    • Microsoft Corporation
    • Carl J. Ledbetter
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Keyboard
    • Patent number D428888
    • Issue date Aug 1, 2000
    • Microsoft Corporation
    • Carl J. Ledbetter
    • D14 - Recording, communication, or information retrieval equipment