ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,812, issued on Oct. 28, was assigned to Lockheed Martin Corp. (Bethesda, Md.).
"Single arm spiral antennas" was invented by Thomas Patrick Cencich (Littleton, Colo.) and W. Neill Kefauver (Littleton, Colo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein are various enhanced antenna structures for radio frequency communications. In one example, an antenna a spiral antenna element having a single arm configured to couple to a radio frequency link at a central node. The antenna also includes a ground element comprising a conical frustum sharing an axis at the central node of the spiral antenna element and configured to couple to a ground...