ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,565, issued on Oct. 14, was assigned to SECOP GMBH (Flensburg, Germany).
"Cooling unit" was invented by Olaf Puschmann (Wanderup, Germany) and Sebastian Echelmeyer (Flensburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a cooling unit for storing temperature-sensitive goods at a desired cooling temperature, comprising a cooling compartment (9) for storing the temperature-sensitive goods, an insulation (1) separating the cooling compartment (9) from an ambient space (10), a multi-stage cascade refrigeration system adapted to cool down the cooling compartment (9) to the desired cooling temperature and/or maintain th...