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Joseph A. Wortman

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  • St. Clair Shores, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Radiant heater assembly
    • Patent number 11,808,461
    • Issue date Nov 7, 2023
    • Detroit Radiant Products Company
    • Joseph A Wortman
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    End cap for a louver of a heater
    • Patent number D742499
    • Issue date Nov 3, 2015
    • DETROIT RADIANT PRODUCTS CO.
    • Joseph A. Wortman
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Radiant heater
    • Patent number 8,656,904
    • Issue date Feb 25, 2014
    • DETROIT RADIANT PRODUCTS CO.
    • Joseph A. Wortman
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Infrared heating assembly
    • Patent number 6,786,422
    • Issue date Sep 7, 2004
    • DETROIT RADIANT PRODUCTS CO.
    • Joseph B. Wortman
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Demand radiant heating system
    • Patent number RE37636
    • Issue date Apr 9, 2002
    • Detroit Radiant Products Company
    • Joseph B. Wortman
    • 237 - Heating systems
  • Information Patent Grant

    Demand radiant heating system
    • Patent number 5,353,986
    • Issue date Oct 11, 1994
    • Detroit Radiant Products Company
    • Joseph B. Wortman
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents