TREA

Charles W. Chambers Jr.

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  • Downers Grove, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Improved electronic hybrid circuit
    • Patent number 4,375,015
    • Issue date Feb 22, 1983
    • Tellabs, Inc.
    • Charles W. Chambers
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electronic transformer
    • Patent number 4,363,008
    • Issue date Dec 7, 1982
    • Tellabs, Inc.
    • Charles W. Chambers
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Impedance canceller circuit
    • Patent number 4,357,494
    • Issue date Nov 2, 1982
    • Tellabs, Inc.
    • Charles W. Chambers
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Impedance generator circuit
    • Patent number 4,350,964
    • Issue date Sep 21, 1982
    • Tellabs, Inc.
    • Charles W. Chambers
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Current source circuits with common mode noise rejection
    • Patent number 4,283,604
    • Issue date Aug 11, 1981
    • Tellabs, Inc.
    • Charles W. Chambers
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE