ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,290, issued on Sept. 23, was assigned to ABB Schweiz AG (Baden, Switzerland).

"System and method for determining at least one calculated process parameter of a fluid in a pipe" was invented by Paul Szasz (Plankstadt, Germany) and Joerg Gebhardt (Mainz, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for determining at least one calculated process parameter of a fluid in a pipe includes a data interface receiving nominal process parameters, which relate to nominal parameters of a process that relates to the fluid in the pipe; an invasive temperature sensor that determines a fluid temperature; a reference temperature sensor disposed o...