ALEXANDRIA, Va., Oct. 21 -- United States Patent no. D1,154,133, issued on Oct. 20, was assigned to Hangzhou Linsheng Home Technology Co. Ltd. (Hangzhou, China).
"Sofa" was invented by Yilin Song (Zhejiang, China).
The patent was filed on July 2, 2025, under Application No. D/011,270.
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