ALEXANDRIA, Va., July 3 -- United States Patent no. D1,081,615, issued on July 1, was assigned to Foshan Dearfrog Mother and Baby Products Co. Ltd. (Foshan, China).

"White noise sleep aid machine" was invented by Yi Chen (Foshan, China), Yong Yang (Foshan, China) and Zihao Li (Foshan, China).

The patent was filed on April 3, 2025, under Application No. D/997,040.

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