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Varnum S. Holland

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  • Amherst, NH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Transformer isolated drive circuit
    • Patent number 5,206,540
    • Issue date Apr 27, 1993
    • Unitrode Corporation
    • Claudio de Sa e Silva
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Low forward-voltage drop SCR
    • Patent number 4,613,767
    • Issue date Sep 23, 1986
    • Unitrode Corporation
    • Varnum S. Holland
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Current pulse producing circuit
    • Patent number 4,591,778
    • Issue date May 27, 1986
    • Solid State Chargers Research & Development
    • Varnum S. Holland
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER