ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,574, issued on Dec. 30, was assigned to Raytheon Co. (Arlington, Va.).

"Waveguide components of waveguides formed with additive manufacturing" was invented by James Benedict (Chelmsford, Mass.), Lawrence A. Binek (Glastonbury, Conn.) and Erika Klek (Medford, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A radio frequency ("RF") waveguide device fabricated by additive manufacturing is provided that includes a RF channel comprising a wall and a RF component comprising an unsupported span extending from the wall of the RF channel. The unsupported span can include at least one unsupported surface extending from the wall at an oblique angle relati...