ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,643, issued on April 14, was assigned to SIKA Dr. Siebert & Kuhn GmbH & Co. KG (Kaufungen, Germany).

"Method for operating a temperature calibrator with cooling unit" was invented by Michael Rehm-Gumbel (Niedenstein, Germany) and Thomas Meth (Kaufungen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a temperature calibrator for calibrating a temperature sensor having a calibration block into which the temperature sensor is introduced and having a heating means by which the calibration block is heated and having a cooling unit by which the calibration block is cooled and an actuator by which the cooling unit is brought ...