ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,556, issued on July 1, was assigned to NVENTION LTD. (London).
"Flow sensing device and method" was invented by Paul James Lingane (Palomar Park, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the invention provide a device and method of action for a device that abuts the outside of infusion or effusion tubing and uses thermal mass-flow techniques to determine if fluid is flowing or stopped within the tubing. The device includes a housing which carries a heater and temperature sensor arranged such that, when the housing is coupled to the tubing, the heater and temperature sensor are at opposite sides of the tubing wall, in facin...