ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,113, issued on June 3, was assigned to THERMO KING LLC (Minneapolis).

"Environmental control system" was invented by Diego Cearra (Kraluv Dvur, Czech Republic), Pavel Houdek (Kutna Hora, Czech Republic), Petra Stavova (Beroun, Czech Republic), Martin Galansky (Rakovnik, Czech Republic) and Michal Kolda (Prague).

According to the abstract* released by the U.S. Patent & Trademark Office: "An environmental control system for thermally conditioning air within an enclosed space is provided. The system includes a refrigerant circuit having a compressor, an indoor heat exchanger, an expansion device, and an outdoor heat exchanger. The system also includes an exhaust flowpath having a fir...