ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,568, issued on March 11, was assigned to KSB SE & Co. KGaA (Frankenthal, Germany).

"Method for detecting the state of operation of a rotating machine" was invented by Jochen Mades (Frankenthal, Germany), Franz Bosbach (Frankenthal, Germany) and Tobias Klunke (Frankenthal, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for detecting the state of operation of a rotating machine, in particular a centrifugal pump, includes detecting using at least one first temperature sensor a change in temperature in or at least one bearing region of a rotating element of the rotating machine, identifying temperature gradients using an evaluation uni...