ALEXANDRIA, Va., July 21 -- United States Patent no. D1,136,106, issued on July 21, was assigned to Tianjin Yuanzhi Environmental Protection Technology Co. Ltd (Tianjin, China).
"Water filter" was invented by Lin Luo (Tianjin, China), Kai Zhang (Tianjin, China), Xin Guan (Tianjin, China) and Jingguan Du (Tianjin, China).
The patent was filed on Aug. 6, 2024, under Application No. D/956,294.
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