Patents by Inventor Winfred T. Watson

Winfred T. Watson 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).

  • Projectile tail cone
    Patent number: 5070791
    Abstract: A projectile for use as a range limiting type of projectile is provided. projectile is used with a selective cartridge in a smooth bore gun. This projectile has a body member and a connecting tail cone, which provides projectile roll and which provides velocity decay and high drag to limit projectile range. The tail cone has a conical outer surface which has a plurality of canted grooves.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: December 10, 1991
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: John J. Dineen, Winfred T. Watson, Gary Fleming