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Roy Ball

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  • Andover, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Arc fault detection based on photovoltaic operating characteristics...
    • Patent number 11,768,252
    • Issue date Sep 26, 2023
    • MERSEN USA EP Corp.
    • Roy A. Ball
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Surge protection device for the protection of multiple DC or AC pow...
    • Patent number 11,277,002
    • Issue date Mar 15, 2022
    • MERSEN USA EP Corp.
    • Roy Ball
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for AC arc fault detection using multidimensional energy points
    • Patent number 10,509,067
    • Issue date Dec 17, 2019
    • Mersen USA Newburyport-MA, LLC
    • Jonathan C. Kim
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Integral safety display for a test switch
    • Patent number 9,678,117
    • Issue date Jun 13, 2017
    • ABB Schweiz AG
    • Timothy F. Masters
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Methods for detecting an open current transformer
    • Patent number 9,568,535
    • Issue date Feb 14, 2017
    • ABB Research Ltd.
    • Roy Ball
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Protective switch with status detection
    • Patent number 9,263,217
    • Issue date Feb 16, 2016
    • ABB Technology, AG
    • Roy Ball
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Modular test switch
    • Patent number 8,604,366
    • Issue date Dec 10, 2013
    • ABB Technology AG
    • Andrew Bower
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Modular test plug
    • Patent number 8,007,312
    • Issue date Aug 30, 2011
    • ABB Technology AG
    • Andrew Bower
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Protective cover
    • Patent number D640642
    • Issue date Jun 28, 2011
    • ABB Inc.
    • Roy Ball
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test plug with overvoltage protection
    • Patent number 7,859,809
    • Issue date Dec 28, 2010
    • ABB Technology AG
    • Roy Ball
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Modular test plug
    • Patent number D621784
    • Issue date Aug 17, 2010
    • ABB Technology AG
    • Andrew Bower
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test switch with improved marking
    • Patent number D621793
    • Issue date Aug 17, 2010
    • ABB Technology AG
    • Robert Nutting
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test switch with improved marking
    • Patent number D611004
    • Issue date Mar 2, 2010
    • ABB Technology AG
    • Robert Nutting
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Front connected test switch
    • Patent number 7,563,999
    • Issue date Jul 21, 2009
    • ABB Technology AG
    • Roy Ball
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Test switch
    • Patent number D595662
    • Issue date Jul 7, 2009
    • ABB Technology AG
    • Roy Ball
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test plug
    • Patent number D595170
    • Issue date Jun 30, 2009
    • ABB Technology AG
    • Timothy Frankland Masters
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Test switch
    • Patent number D593961
    • Issue date Jun 9, 2009
    • ABB Technology AG
    • Roy Ball
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test switch
    • Patent number D587213
    • Issue date Feb 24, 2009
    • ABB Technology AG
    • Roy Ball
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test switch
    • Patent number D585388
    • Issue date Jan 27, 2009
    • ABB Technology AG
    • Roy Ball
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Test switch
    • Patent number D583334
    • Issue date Dec 23, 2008
    • ABB Technology AG
    • Roy Ball
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Method of manufacturing an extended test switch
    • Patent number 7,302,752
    • Issue date Dec 4, 2007
    • ABB Inc.
    • Roy Ball
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents