TREA

Charles E. Stephens

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  • Seattle, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coolant control valve
    • Patent number 11,635,015
    • Issue date Apr 25, 2023
    • Norgren GT Development LLC
    • Charles E. Stephens
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Configurable actuation-orientation valve
    • Patent number 9,016,305
    • Issue date Apr 28, 2015
    • Norgren GT Development Corporation
    • John Michael Morris
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Seat height control system
    • Patent number 8,074,684
    • Issue date Dec 13, 2011
    • Norgren GT Development Corporation
    • Charles Stephens
    • B60 - VEHICLES IN GENERAL
  • 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

    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

    Air spring seat and air pump
    • Patent number 4,954,051
    • Issue date Sep 4, 1990
    • National Seating Company
    • Rod Smith
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Air spring seat and air pump
    • Patent number 4,809,944
    • Issue date Mar 7, 1989
    • National Seating Company
    • Rod Smith
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Coolant Control Valve
    • Publication number 20210131334
    • Publication date May 6, 2021
    • Norgren GT Development Corporation
    • Charles E. Stephens
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CONTROL VALVE
    • Publication number 20190070912
    • Publication date Mar 7, 2019
    • The Goodyear Tire and Rubber Company
    • Cheng-Hsiung LIN
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    TIRE PRESSURE CONTROL SYSTEM FOR A SELF-INFLATING TIRE
    • Publication number 20140166118
    • Publication date Jun 19, 2014
    • Norgren GT Development Corporation
    • Charles STEPHENS
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CONFIGURABLE ACTUATION-ORIENTATION VALVE
    • Publication number 20120279589
    • Publication date Nov 8, 2012
    • GT DEVELOPMENT CORPORATION
    • John Michael Morris
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SEAT HEIGHT CONTROL SYSTEM
    • Publication number 20090096268
    • Publication date Apr 16, 2009
    • GT DEVELOPMENT CORPORATION
    • Charles Stephens
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    PNEUMATIC SWIVEL ELBOW
    • Publication number 20080231048
    • Publication date Sep 25, 2008
    • Norgren, Inc.
    • Mark Steven Hillis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Exhaust port protective device for an air valve
    • Publication number 20070246100
    • Publication date Oct 25, 2007
    • GT Development Corporation
    • Charles E. Stephens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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