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Michael A. Kagan

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  • Bowling Green, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wick heater
    • Patent number D276260
    • Issue date Nov 6, 1984
    • Koehring Company
    • Robert F. Shaftner
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wick heaters
    • Patent number 4,474,166
    • Issue date Oct 2, 1984
    • Koehring Company
    • Robert F. Shaftner
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Portable heater with integrated control system
    • Patent number 4,443,187
    • Issue date Apr 17, 1984
    • Koehring Company
    • Robert S. Shaftner
    • F24 - HEATING RANGES VENTILATING