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Ralph L. Stirling

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  • College Place, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inductively heated extruder heater
    • Patent number 9,596,720
    • Issue date Mar 14, 2017
    • ProtoParadigm LLC
    • Ralph L. Stirling
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    METHODS RELATED TO INDUCTIVE HEATING IN EXTRUDERS
    • Publication number 20170144334
    • Publication date May 25, 2017
    • ProtoParadigm LLC
    • Ralph L. Stirling
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    Inductively Heated Extruder Heater
    • Publication number 20150140153
    • Publication date May 21, 2015
    • Ralph L. Stirling
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Inductively Heated Extruder Heater
    • Publication number 20140265037
    • Publication date Sep 18, 2014
    • ProtoParadigm LLC
    • Ralph L. Stirling
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR