TREA

Douglas H. Hamelwright JR.

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  • Bedford, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel cell protection system
    • Patent number 11,873,111
    • Issue date Jan 16, 2024
    • Textron Innovations Inc.
    • Timothy Brian Carr
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Rotorcraft fuel system having enhanced crash resistance
    • Patent number 10,196,151
    • Issue date Feb 5, 2019
    • Bell Helicopter Textron Inc.
    • Martin Peryea
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Skid landing gear system
    • Patent number 8,919,694
    • Issue date Dec 30, 2014
    • Textron Innovations Inc.
    • William A. Amante
    • B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Fuel Cell Protection System
    • Publication number 20220212550
    • Publication date Jul 7, 2022
    • Bell Textron Inc.
    • Timothy Brian Carr
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Rotorcraft Fuel System having Enhanced Crash Resistance
    • Publication number 20170313434
    • Publication date Nov 2, 2017
    • BELL HELICOPTER TEXTRON INC.
    • Martin Peryea
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    SKID LANDING GEAR SYSTEM
    • Publication number 20130112810
    • Publication date May 9, 2013
    • BELL HELICOPTER TEXTRON INC.
    • William A. Amante
    • B64 - AIRCRAFT AVIATION COSMONAUTICS