TREA

John W. Holtrop

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  • Ridgecrest, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel tank having ballistic protection bladder
    • Patent number 4,925,057
    • Issue date May 15, 1990
    • The Boeing Company
    • James J. Childress
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Jam resistant fluid power actuator for ballistic-damage tolerant re...
    • Patent number 4,867,044
    • Issue date Sep 19, 1989
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Hydraulic aircraft/stores cartridge
    • Patent number 4,466,334
    • Issue date Aug 21, 1984
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Composite round/rapid fire gun
    • Patent number 4,452,123
    • Issue date Jun 5, 1984
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Elastomeric sway bracing and ejector system
    • Patent number 4,448,373
    • Issue date May 15, 1984
    • The United States of America as represented by the Secretary of the Navy
    • Jack R. Bates
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Constrained store ejector
    • Patent number 4,441,674
    • Issue date Apr 10, 1984
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Launch mechanism
    • Patent number 4,440,365
    • Issue date Apr 3, 1984
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Electrohydraulic control system
    • Patent number 4,418,610
    • Issue date Dec 6, 1983
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Liquid propellant gun, breech pressure axial injection
    • Patent number 4,172,408
    • Issue date Oct 30, 1979
    • The United States of America as represented by the Secretary of the Navy
    • Steve Ayler
    • F41 - WEAPONS
  • Information Patent Grant

    Liquid propellant gun, positive displacement single valve
    • Patent number 4,160,405
    • Issue date Jul 10, 1979
    • The United States of America as represented by the Secretary of the Navy
    • Steven E. Ayler
    • F41 - WEAPONS
  • Information Patent Grant

    Rotary bolt liquid propellant gun
    • Patent number 4,091,711
    • Issue date May 30, 1978
    • The United States of America as represented by the Secretary of the Navy
    • Gary L. Petersen
    • F41 - WEAPONS
  • Information Patent Grant

    Liquid propellant gun
    • Patent number 4,033,224
    • Issue date Jul 5, 1977
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • F41 - WEAPONS
  • Information Patent Grant

    Liquid propellant gun
    • Patent number 4,005,632
    • Issue date Feb 1, 1977
    • The United States of America as represented by the Secretary of the Navy
    • John W. Holtrop
    • F41 - WEAPONS
  • Information Patent Grant

    Liquid propellant gun
    • Patent number 3,992,976
    • Issue date Nov 23, 1976
    • The United States of America as represented by the Secretary of the Navy
    • Bruce Bartels
    • F41 - WEAPONS
  • Information Patent Grant

    Stratified charge internal combustion engine
    • Patent number 3,982,506
    • Issue date Sep 28, 1976
    • John W. Holtrop
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS