ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,388, issued on April 21, was assigned to DAIKIN INDUSTRIES LTD. (Osaka, Japan) and DAIKIN EUROPE N.V. (Ostend, Belgium).

"Refrigerant circuit for a refrigeration apparatus with a thermal storage and method for controlling a refrigerant circuit" was invented by Takahiro Yamaguchi (Ostend, Belgium), Stefan Vandaele (Ostend, Belgium) and Kris Van De Velde (Ostend, Belgium).

According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigerant circuit for a refrigeration apparatus with a thermal storage, which is using CO2 as refrigerant, includes: at least one compressor, a heat-source-side heat exchanger, an expansion device, and a thermal storage, including a ...