ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,454, issued on April 21, was assigned to CAES Systems LLC (Arlington, Va.).

"Linear horn antenna with conical collar" was invented by Andrew Pitra (Horsham, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses, systems, and methods for a linear horn antenna with a conical collar are provided. For example, a linear horn antenna has a conical collar and a plurality of antenna feeds. The conical collar is located a first distance from a first end of the linear horn antenna. The plurality of antenna feeds include a first antenna feed and a second antenna feed. The linear horn antenna is configured to generate one or more electromagnetic field...