TREA

Joseph H. Havens

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Low-noise mixer
    • Patent number 6,342,804
    • Issue date Jan 29, 2002
    • Agere Systems Guardian Corp.
    • Joseph Harold Havens
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Phase splitter
    • Patent number 6,313,680
    • Issue date Nov 6, 2001
    • Agere Systems Guardian Corp.
    • Joseph Harold Havens
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Modem having a phase corrector and a voltage controlled oscillator...
    • Patent number 5,438,301
    • Issue date Aug 1, 1995
    • AT&T Corp.
    • Joseph H. Havens
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE