ALEXANDRIA, Va., July 3 -- United States Patent no. D1,081,949, issued on July 1, was assigned to Suzhou BeiAng Smart Technology Co. Ltd. (Suzhou, China).
"Air purifier" was invented by Dayou Zhang (Suzhou, China), Hongyu Ran (Suzhou, China), Yan Zhang (Suzhou, China), Bing Xiang (Suzhou, China) and Yaoyuan Lu (Suzhou, China).
The patent was filed on Sept. 3, 2023, under Application No. D/911,461.
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