ALEXANDRIA, Va., March 24 -- United States Patent no. 12,585,284, issued on March 24, was assigned to Navico Inc. (Tulsa, Okla.).

"Autonomous devices and methods of use" was invented by David D. Williams (Claremore, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An unmanned device for a marine environment comprises a location sensor configured to gather location data corresponding to the unmanned device; at least one propulsion system; a transmitter and memory including computer program code. The computer program code is configured to, when executed, cause the processor to cause the propulsion system to propel the unmanned device in a pattern along the body of water, cause the sonar transducer to emit ...