ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,995, issued on Aug. 4, was assigned to SONTEX AG (Sonceboz-Sombeval, Switzerland).
"Method for measuring the flow rate of a fluid in a pipe" was invented by Marcel Guwang (Lacroix-Falgarde, France), Maxime Morin (Pechbusque, France) and Alain Ramond (Toulouse, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a flow measurement method comprising a generation of successive cycles, each cycle comprising: -a step (35) in which an ultrasonic wave is emitted by a first ultrasonic transducer; -a step (36) in which said ultrasonic wave is received by a second ultrasonic transducer; and -a step (37) in which a propagation time of...