ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,571, issued on June 3, was assigned to Whirlpool Corp. (Benton Harbor, Mich.).

"Thermal improvements in vis refrigerators" was invented by Rahul Subhash Chhajed (Stevensville, Mich.), Sumedh Sanjay Kokane (Maharashtra, India), Subrata Shannigrahi (St. Joseph, Mich.) and Abinash Sarma (Assam, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigeration appliance includes a cabinet having a trim breaker defining a mullion region and a refrigerant system. The cabinet defines a first compartment and a second compartment. The refrigerant system includes a refrigerant defining a flow path through a compressor, a heat loop coupled to the compressor,...