ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,276, issued on Dec. 30, was assigned to Mitsubishi Electric Corp. (Tokyo).
"Air-conditioning apparatus" was invented by Nobuhiro Wada (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air-conditioning apparatus includes a refrigerant circuit including a compressor, a heat-source-side heat exchanger, an expansion device, a load-side heat exchanger, and a shut-off valve connected in sequence by pipes to allow refrigerant to flow therethrough; a heat-source-side air-sending device configured to send air to the heat-source-side heat exchanger; a leakage detecting unit configured to detect refrigerant leakage; and a controller configured to perfor...