TREA

Charles Henry Koopman

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  • Louisville, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigerator door stop
    • Patent number 5,931,554
    • Issue date Aug 3, 1999
    • General Electric Company
    • Charles Henry Koopman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerator door hinge and closure mechanism
    • Patent number 5,896,619
    • Issue date Apr 27, 1999
    • General Electric Company
    • Charles Henry Koopman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...