ALEXANDRIA, Va., Sept. 3 -- United States Patent no. D1,091,873, issued on Sept. 2, was assigned to ASURO Co. LTD. (Saitama, Japan).
"Joint for building blocks" was invented by Masaaki Suga (Saitama, Japan).
The patent was filed on Feb. 11, 2025, under Application No. D/989,263.
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