ALEXANDRIA, Va., July 28 -- United States Patent no. D1,137,437, issued on July 28, was assigned to Dayan Zhixiang (Shenzhen) Information Consulting Co. Ltd (Shenzhen, China).
"Smoking bubble stand" was invented by Jinhuan Xu (Huanggang, China).
The patent was filed on July 15, 2025, under Application No. D/013,071.
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