ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,498,559, issued on Dec. 16, was assigned to Rosemount Aerospace Inc. (Burnsville, Minn.).

"Optical apparatuses" was invented by Aaron Wesser (Minneapolis), Phillip Acott (Burnsville, Minn.), Mark Sherwood Miller (Lakeville, Minn.), Jaime Sly (Savage, Minn.) and Joshua A. Boelman (Farmington, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical apparatus can be configured to cover an optical transceiver. At least a portion of the apparatus can be configured to move relative to the transceiver between a block state wherein the apparatus is configured to block transmission from a transmitter of the optical transceiver to a receiver of the optica...