ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,985, issued on Sept. 30, was assigned to Finnovate Group LLC (Solana Beach, Calif.).

"Bluetooth range extender for underwater use to connect smartwatch to headphones" was invented by Kari Kristian Rauhala (Solana Beach, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An aquatic environment audio system for communication of wireless audio signals between a smartwatch and headphones worn by a user includes one or more wireless repeaters. Each of the one or more wireless repeaters includes a waterproof housing, an attachment mechanism for attaching the waterproof housing to the user between the smartwatch and the headphones. Each of the one or m...