Patents by Inventor Robert L. Shoemaker

Robert L. Shoemaker 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).

  • Underwater vehicle
    Patent number: 4019453
    Abstract: An underwater vehicle having a water-tight, disconnectably-sectioned, prere-resistant, rugged, hull for carrying electronic instrumentation and other apparatus, a stabilizing tail section for altitude control, a manually adjustable negative-lift wing, and an adjustable bridle for the towing thereof by any suitable tractor vehicle.
    Type: Grant
    Filed: November 18, 1965
    Date of Patent: April 26, 1977
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Vance F. Boswell, Robert L. Shoemaker