ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,373, issued on Sept. 30, was assigned to NEC Corp. (Tokyo).

"Aquatic organism observation device, aquatic organism observation system, aquatic organism observation method, and recording medium" was invented by Yutaka Yano (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "To observe sounds produced by aquatic organisms with less effort, this aquatic organism observation device is made to include an aquatic organism information detection unit for detecting, from sound data that has been acquired using an optical fiber installed in or at the bottom of water and is related to sound at various positions on the optical fiber, a sound emitted by an aq...