Patents by Inventor Maurice Roger Fourtier

Maurice Roger Fourtier has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for stabilizing underwater devices
    Patent number: 3967573
    Abstract: An apparatus provided on a self-propelled underwater device connected to base by a cable. The apparatus comprises an auxiliary propeller disposed at the rear of the device in a support to which is secured the connecting cable and which is connected to the device by a universal joint; the apparatus also includes elements for measuring the forces which the universal joint applies to the device to automatically act on the propeller to offset these forces.
    Type: Grant
    Filed: July 18, 1975
    Date of Patent: July 6, 1976
    Assignee: Etat Francais represente par le Delegue Ministeriel pour l'Armement
    Inventors: Joel M. Charles, Maurice Roger Fourtier