ALEXANDRIA, Va., March 26 -- United States Patent no. D1,067,833, issued on March 25, was assigned to Foshan Highway Medical Equipment Co. Ltd (Foshan, China).
"Four wheeled rollator" was invented by Liangyang Fang (Foshan, China).
The patent was filed on Sept. 24, 2024, under Application No. D/964,633.
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