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J. Evan Johnson

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  • Minnetonka, MN, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    Method for assembly of three-phase heater
    • Publication number 20070223896
    • Publication date Sep 27, 2007
    • Scott H. Bents
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Tubular heater and method of manufacture
    • Publication number 20060289474
    • Publication date Dec 28, 2006
    • J. Evan Johnson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL