ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,556, issued on June 3, was assigned to DAIKIN INDUSTRIES LTD. (Osaka, Japan).
"Air conditioner" was invented by Eiji Kumakura (Osaka, Japan), Atsushi Yoshimi (Osaka, Japan), Takuro Yamada (Osaka, Japan), Ikuhiro Iwata (Osaka, Japan) and Takeru Miyazaki (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air conditioner includes: a heat-source-side unit including a compressor and a heat-source-side heat exchanger; use-side units each including a use-side heat exchanger; an intermediate unit that causes the use-side heat exchanger of each of the use-side units to individually function as an evaporator or a radiator of a refrigerant; and two...