ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,634, issued on July 22, was assigned to Skedco Inc. (Tualatin, Ore.).
"Rescue stretcher" was invented by Carston R. Calkin (Tualatin, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A stretcher including a flexible base panel sized to support a person lying thereon during a rescue or extrication operation. The base panel includes a header end and an opposite footer end, and further includes a plurality of securement straps, a shoulder harness, and a leg harness coupled to the base panel to help restrain the injured person and prevent further injury that may be caused such as by having the person roll off the sides of the stretcher. The leg harne...