ALEXANDRIA, Va., April 2 -- United States Patent no. 12,266,967, issued on April 1, was assigned to Navico Inc. (Tulsa, Okla.).

"Energy transference for controlled shutdown of marine electronic device" was invented by Ruan Van Vuren (Auckland, New Zealand) and Alan Van Gerve (Torbay, New Zealand).

According to the abstract* released by the U.S. Patent & Trademark Office: "Example systems and methods are provided herein for providing for a controlled shutdown of a marine electronic device. Such marine electronic devices include a main unit, a power input in connection with the main unit, and a secondary unit configured to store energy for processing sonar data. The power input is configured to provide energy to the main unit, and the secon...