ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,540, issued on June 3, was assigned to DAIKIN INDUSTRIES LTD. (Osaka, Japan).

"Air conditioning system" was invented by Shuuichi Tanaka (Osaka, Japan), Yoshiteru Nouchi (Osaka, Japan), Kouji Tatsumi (Osaka, Japan), Ryouta Suzuki (Osaka, Japan) and Taishi Nakashima (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure controls the supply of conditioned air to moderate the energy consumption by the heat source side in the supply of conditioned air using ducts in an air conditioning system. A heat exchanger unit includes a use side heat exchanger. A plurality of ducts distribute conditioned air that has passed through the u...