ALEXANDRIA, Va., Aug. 20 -- United States Patent no. D1,088,637, issued on Aug. 19, was assigned to Hangzhou Superstring Network Technology Co. Ltd (Hangzhou, China).
"Pillow" was invented by Wenjun Xu (Hangzhou, China).
The patent was filed on March 10, 2025, under Application No. D/992,526.
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