ALEXANDRIA, Va., Sept. 17 -- United States Patent no. D1,093,015, issued on Sept. 16, was assigned to Shenzhen Sesame Tree Technology Co. Ltd. (Shenzhen, China).
"Back cushion" was invented by Ziming Qiu (Henan, China).
The patent was filed on June 14, 2023, under Application No. D/894,766.
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