Patents by Inventor Stephen Fuller Fogle

Stephen Fuller Fogle 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).

  • Patent number: 3964558
    Abstract: A downhole fluid powered mover for use in earth bore holes having a fluid turbine to produce torque and a positive displacement fluid motor to regulate the speed of an output shaft connected to both turbine and motor. Alternate embodiments include an overrunning clutch to aid in start-up of the turbine and to prevent overspeed of the turbine.
    Type: Grant
    Filed: November 13, 1974
    Date of Patent: June 22, 1976
    Assignee: Texas Dynamatics, Inc.
    Inventor: Stephen Fuller Fogle