ALEXANDRIA, Va., April 7 -- United States Patent no. D1,121,771, issued on April 7, was assigned to KOROS TECHNOLOGY (SHENZHEN) Co. LTD (Shenzhen City, China).
"Filter element" was invented by Huaping Wu (Shenzhen City, China), Qi Wang (Shenzhen City, China) and Yalu Ma (Shenzhen City, China).
The patent was filed on Oct. 8, 2024, under Application No. D/967,002.
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