ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,258, issued on June 30, was assigned to HANGZHOU SANHUA RESEARCH INSTITUTE Co. LTD. (Hangzhou City, China) and HANGZHOU LEADERWAY ELECTRONICS Co. LTD. (Hangzhou City, China).

"Control device and air conditioner with simplified installation complexity" was invented by Longzhong Huang (Hangzhou City, China), Jie Bai (Hangzhou City, China), Guoqiang Zhang (Hangzhou City, China), Dezhi Cheng (Hangzhou City, China), Wenming Run (Hangzhou City, China), Chenglin Lin (Hangzhou City, China), Yongsong Lv (Hangzhou City, China), Jiajun Zhang (Hangzhou City, China), Qihong Jin (Hangzhou City, China) and Linjie Huang (Coconut Creek, Fla.).

According to the abstract* released by the U.S. Paten...