Patents by Inventor Harvey J. Gratt

Harvey J. Gratt 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).

  • Radar boresight error compensator
    Patent number: 5149011
    Abstract: A system for correcting the distortion of the plane waves passing through the radome covering an antenna on a missile airframe by nutating the airframe, in both pitch and yaw to quantify the error in accordance with the nutation, and then determining the radome boresight error, and then correcting it in accordance with the solution of certain algorithms.
    Type: Grant
    Filed: June 20, 1991
    Date of Patent: September 22, 1992
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Harvey J. Gratt, Chris E. Geswender