ALEXANDRIA, Va., May 5 -- United States Patent no. D1,125,396, issued on May 5, was assigned to BANDAI Co. LTD. (Tokyo).
"Yo-yo" was invented by Kazuyuki Sugimatsu (Tokyo), Kenta Kai (Tokyo), Yuki Omure (Tokyo) and Hans Van Dan Elzen (Chandler, Ariz.).
The patent was filed on July 9, 2024, under Application No. D/951,297.
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