ALEXANDRIA, Va., June 25 -- United States Patent no. D1,080,456, issued on June 24, was assigned to YKK Corp. (Tokyo).
"Chain for slide fastener" was invented by Kohei Kawarada (Toyama, Japan), Hisatomo Sugita (Toyama, Japan) and Jun Shitaka (Toyama, Japan).
The patent was filed on April 24, 2023, under Application No. D/890,403.
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