ALEXANDRIA, Va., Nov. 11 -- United States Patent no. D1,101,862, issued on Nov. 11, was assigned to Joyin US Corp (Tempe, Ariz.) and SHANG HAI LE YOUNG ELECTRONIC COMMERCE Co. Ltd. (Shanghai).
"Bubble machine" was invented by Liuxian Zhang (Tempe, Ariz.).
The patent was filed on Dec. 18, 2023, under Application No. D/921,638.
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