TREA

Alan K. Forsythe

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  • Vashon Island, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Knob attachment assembly
    • Patent number 7,380,309
    • Issue date Jun 3, 2008
    • GT Development Corporation
    • Alan K. Forsythe
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Deformable fastener
    • Patent number 7,210,669
    • Issue date May 1, 2007
    • G.T. Development Corporation
    • Brent L. LaRiviere
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Switch assembly employing magnetic reed switches
    • Patent number 7,164,335
    • Issue date Jan 16, 2007
    • G.T. Development Corporation
    • Alan K. Forsythe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Solenoid-actuated air valve
    • Patent number 7,106,158
    • Issue date Sep 12, 2006
    • GT Development Corporation
    • Alan K Forsythe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control system for air-operated devices
    • Patent number 6,860,292
    • Issue date Mar 1, 2005
    • GT Development
    • Gabe Fasolino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Two stage fuel tank vent valve
    • Patent number 6,719,000
    • Issue date Apr 13, 2004
    • GT Development Corporation
    • Alan K. Forsythe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Contactless stalk mounted control switch
    • Patent number 6,175,290
    • Issue date Jan 16, 2001
    • GT Development Corporation
    • Alan K. Forsythe
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cyclic flow valve
    • Patent number 6,085,786
    • Issue date Jul 11, 2000
    • GT Development Corporation
    • Alan K. Forsythe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic seat rollover vent valve
    • Patent number 5,564,520
    • Issue date Oct 15, 1996
    • GT Development Corporation
    • Alan K. Forsythe
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pressure and thermal relief valve for fuel tank
    • Patent number 5,325,882
    • Issue date Jul 5, 1994
    • GT Development Corporation
    • Alan K. Forsythe
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Flow divider and utilization system
    • Patent number 5,287,841
    • Issue date Feb 22, 1994
    • GT Development Corporation
    • Alan K. Forsythe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pressure/thermal relief valve for fuel tank
    • Patent number 5,111,837
    • Issue date May 12, 1992
    • GT Development Corporation
    • John M. Morris
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vapor recovery systems
    • Patent number 5,027,868
    • Issue date Jul 2, 1991
    • GT Development Corporation
    • John M. Morris
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pressure and thermal relief valve for fuel tank
    • Patent number 5,027,844
    • Issue date Jul 2, 1991
    • GT Development Corporation
    • Alan K. Forsythe
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Reciprocating piston fluid powered motor
    • Patent number 4,708,053
    • Issue date Nov 24, 1987
    • Sprague Devices, Inc.
    • Alan K. Forsythe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reciprocating piston fluid powered motor
    • Patent number 4,632,013
    • Issue date Dec 30, 1986
    • Sprague Devices, Inc.
    • Richard Frigon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Center-position biased slide valve
    • Patent number 4,524,951
    • Issue date Jun 25, 1985
    • GT Development Corporation
    • Charles J. Green
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic valve and regulator assembly
    • Patent number 4,303,088
    • Issue date Dec 1, 1981
    • Sprague Devices, Inc.
    • Charles J. Green
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Control valve
    • Patent number 4,287,906
    • Issue date Sep 8, 1981
    • Sprague Devices, Inc.
    • Charles J. Green
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pressure switch with plural axes pivoted conduction plate
    • Patent number 4,048,455
    • Issue date Sep 13, 1977
    • Red Dot Corporation
    • Alan K. Forsythe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Shear
    • Patent number 3,972,116
    • Issue date Aug 3, 1976
    • Hazleton Laboratories Corporation
    • Alan K. Forsythe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    Solenoid-actuated air valve
    • Publication number 20060097830
    • Publication date May 11, 2006
    • GT Development Corporation
    • Alan K. Forsythe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Knob attachment assembly
    • Publication number 20050081331
    • Publication date Apr 21, 2005
    • G.T. Development Corporation
    • Alan K. Forsythe
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Control system for air-operated devices
    • Publication number 20040256013
    • Publication date Dec 23, 2004
    • Gabe Fasolino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Switch assembly employing magnetic reed switches
    • Publication number 20040032311
    • Publication date Feb 19, 2004
    • G.T. Development Corporation
    • Alan K. Forsythe
    • H01 - BASIC ELECTRIC ELEMENTS