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Roy Cooper

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  • Waterbury, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making a stepper motor
    • Patent number 4,884,333
    • Issue date Dec 5, 1989
    • Tri-Tech, Inc.
    • Roy Cooper
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Stepper motor and method of making the same
    • Patent number 4,841,189
    • Issue date Jun 20, 1989
    • Tri-Tech, Inc.
    • Roy Cooper
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER