ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,695, issued on July 7, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Ultrasonic flow meter" was invented by Ryohei Konishi (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ultrasonic flow meter includes a cylindrical passage; a pair of ultrasonic transducers; a measuring unit, an arithmetic circuit, and a partition plate. The measuring unit measures a propagation time of ultrasound from one to the other of the ultrasonic transducers. The arithmetic unit operates flow velocity or flow rate of the measurement fluid. The partition plate divides the cylindrical passage into a plurality of divided pass...