ALEXANDRIA, Va., May 12 -- United States Patent no. D1,126,376, issued on May 12, was assigned to QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS Co. LTD. (Qingdao, China).
"Indoor air conditioner unit" was invented by Mianfang Zhang (Shandong, China), Kun Xu (Shandong, China) and Biao Zhang (Shandong, China).
The patent was filed on Sept. 21, 2023, under Application No. D/912,636.
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