ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,505, issued on Aug. 19, was assigned to QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS Co. LTD. (Qingdao, China).
"Air conditioner" was invented by Dongfang Zhao (Shandong, China), Fali Cao (Shandong, China), Xiaoyu Li (Shandong, China), Lihua Shi (Shandong, China), Xiaolei Liu (Shandong, China) and Yajun Li (Shandong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air conditioner includes a compressor and a heat exchanger. The heat exchanger includes a first heat exchanger, a second heat exchanger, a plurality of connectors, at least one first header, a second header, and a main air pipe assembly. A plurality of flat pipes in the second ...