Patents by Inventor Wayne S. Hammond

Wayne S. Hammond 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).

  • Method and means for defocusing engine cavity reflected energy
    Patent number: 4148032
    Abstract: Radar wave energy entering aircraft engine cavities is substantially disped by providing within such cavities surfaces having perturbations or dipoles which interact with the electromagnetic energy within the cavity interior, causing the reflected energy to be defocused or scattered over a broad range of angles thereby substantially lowering the radar cross section of the cavities.
    Type: Grant
    Filed: October 27, 1977
    Date of Patent: April 3, 1979
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: John D. Kelly, Wayne S. Hammond, Gordon A. Taylor