ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,638, issued on June 2.

"Mount adapter" was invented by Henry L. Ratzlaff (Columbia Falls, Mont.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mount adapter, comprising a base securable to a gunwale or a frame on a gunwale that may support the mounting of a combination of boating and fishing items, which may include a seat, footrest, armrest, anchor line feed, motor mount, and other various boating and fishing accessories. The mount adapter may offer a swivel intermediate the base and a seat to facilitate the seat having both an orientation to face inwardly to the boat and outwardly from the boat. The mount adapter may offer a footrest and an ancho...