ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,580, issued on April 8, was assigned to LG Electronics Inc. (Seoul, South Korea).
"Heat pump and control method therefor" was invented by Jihyeong Ryu (Seoul, South Korea), Eunjun Cho (Seoul, South Korea), Minsoo Kim (Seoul, South Korea), Youngmin Lee (Seoul, South Korea) and Hojin Seo (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A heat pump and a control method thereof are provided. The heat pump includes an outdoor unit includes a compressor that compresses a first refrigerant, a first outdoor heat exchanger that exchanges heat between the first refrigerant and outdoor air, an expansion mechanism that expands the first refrig...