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John C. McKay

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  • Placentia, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wheels for non-motorized vehicles
    • Patent number 11,279,173
    • Issue date Mar 22, 2022
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Brake mechanism for a non-motorized wheeled vehicle
    • Patent number 9,669,659
    • Issue date Jun 6, 2017
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Wheels for non-motorized vehicles
    • Patent number 9,358,835
    • Issue date Jun 7, 2016
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Non-motorized vehicle wheel replacement treads and methods
    • Patent number 9,205,702
    • Issue date Dec 8, 2015
    • Gatekeeper Systems, Inc.
    • Stephen E. Hannah
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Brake mechanism for a non-motorized wheeled vehicle
    • Patent number 8,973,716
    • Issue date Mar 10, 2015
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Solar powered transmitter
    • Patent number 8,693,965
    • Issue date Apr 8, 2014
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Non-motorized vehicle wheel replacement treads and methods
    • Patent number 8,578,984
    • Issue date Nov 12, 2013
    • Gatekeeper Systems, Inc.
    • Stephen E. Hannah
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Solar powered transmitter
    • Patent number 8,364,105
    • Issue date Jan 29, 2013
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Torque-limiting locknut
    • Patent number 7,029,216
    • Issue date Apr 18, 2006
    • Fluidmaster, Inc.
    • John McKay
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Advanced dual-flush valve
    • Patent number 6,604,249
    • Issue date Aug 12, 2003
    • Fluidmaster, Inc.
    • Joseph Han
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Advanced dual-flush valve
    • Patent number 6,442,772
    • Issue date Sep 3, 2002
    • Fluidmaster, Inc.
    • Joseph Han
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Flush valve
    • Patent number 6,339,882
    • Issue date Jan 22, 2002
    • Fluidmaster, Inc.
    • Kent Goessling
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Dual-flush valve
    • Patent number 6,081,938
    • Issue date Jul 4, 2000
    • Fluidmaster, Inc.
    • Richard C. McClure
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Adjustable flush valve
    • Patent number 5,966,749
    • Issue date Oct 19, 1999
    • Fluidmaster, Inc.
    • Kent Goesling
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-ADJUSTING CASTER ASSEMBLIES
    • Publication number 20210229491
    • Publication date Jul 29, 2021
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WHEELS FOR NON-MOTORIZED VEHICLES
    • Publication number 20200047551
    • Publication date Feb 13, 2020
    • Gatekeeper Systems, Inc.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WHEELS FOR NON-MOTORIZED VEHICLES
    • Publication number 20170050466
    • Publication date Feb 23, 2017
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LOOP ANTENNA FIXTURES AND METHODS
    • Publication number 20160268688
    • Publication date Sep 15, 2016
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BRAKE MECHANISM FOR A NON-MOTORIZED WHEELED VEHICLE
    • Publication number 20150239290
    • Publication date Aug 27, 2015
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WHEELS FOR NON-MOTORIZED VEHICLES
    • Publication number 20140250627
    • Publication date Sep 11, 2014
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    NON-MOTORIZED VEHICLE WHEEL REPLACEMENT TREADS AND METHODS
    • Publication number 20140062165
    • Publication date Mar 6, 2014
    • GATEKEEPER SYSTEMS, INC.
    • Stephen E. Hannah
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SOLAR POWERED TRANSMITTER
    • Publication number 20130184897
    • Publication date Jul 18, 2013
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    NON-MOTORIZED VEHICLE WHEEL REPLACEMENT TREADS AND METHODS
    • Publication number 20130076104
    • Publication date Mar 28, 2013
    • GATEKEEPER SYSTEMS, INC.
    • Stephen E. Hannah
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SOLAR POWERED TRANSMITTER
    • Publication number 20110237209
    • Publication date Sep 29, 2011
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BRAKE MECHANISM FOR A NON-MOTORIZED WHEELED VEHICLE
    • Publication number 20110036671
    • Publication date Feb 17, 2011
    • GATEKEEPER SYSTEMS, INC.
    • John C. McKay
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Torque-limiting locknut
    • Publication number 20050053443
    • Publication date Mar 10, 2005
    • John McKay
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Advanced dual-flush valve
    • Publication number 20020112282
    • Publication date Aug 22, 2002
    • Joseph Han
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Advanced dual-flush valve
    • Publication number 20010042265
    • Publication date Nov 22, 2001
    • Joseph Han
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...