Patents by Inventor Charles R. Bishop

Charles R. Bishop 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).

  • Mechanical noise suppressor for small rocket motors
    Patent number: 4319660
    Abstract: A noise suppressor for small rocket motors including a plurality of perfoed metal cylinders disposed in concentric relation and secured to a support plate. A noise suppression material is disposed in the chamber of each adjacent cylinder. Noise suppression material is also disposed in the center cylinder and is expelled by the rocket motor thrust. A collar on the support plate secures the motor to the suppressor.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: March 16, 1982
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventor: Charles R. Bishop