TREA

Xioofeng Yang

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  • Corvallis, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Emitter device with focusing columns
    • Patent number 6,822,241
    • Issue date Nov 23, 2004
    • Hewlett-Packard Development Company, L.P.
    • David Schut
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents