Patents by Inventor Robert H. Kyle

Robert H. Kyle 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).

  • Compact spiral antenna array
    Patent number: 4143380
    Abstract: An array of spiral antennas formed conformally about a cylindrical surface. The antennas share a common cavity or resonance chamber of annular cross section inside the cylinder.
    Type: Grant
    Filed: April 27, 1977
    Date of Patent: March 6, 1979
    Assignee: EM Systems, Inc.
    Inventor: Robert H. Kyle