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Kelly R. Hefelfinger

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  • Vancouver, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Clamp sensor systems and methods
    • Patent number 11,333,684
    • Issue date May 17, 2022
    • SensorLink Corporation
    • Kelly R. Hefelfinger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Clamp sensor systems and methods
    • Patent number 10,570,937
    • Issue date Feb 25, 2020
    • SENSORLINK CORPORATION
    • Kelly R. Hefelfinger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Clamp Sensor Systems and Methods
    • Publication number 20180195539
    • Publication date Jul 12, 2018
    • Sensorlink Corporation
    • Kelly R. Hefelfinger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...