US Patent Issued to YKK on Nov. 3 for "Fastener element, fastener stringer, and fastener element evaluation method" (Japanese Inventor)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,778,245, issued on Nov. 3, was assigned to YKK Corp. (Tokyo).

"Fastener element, fastener stringer, and fastener element evaluation method" was invented by Maho Kinomoto (Toyama-ken, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a stainless alloy fastener element. The fastener element is a stainless alloy fastener element after being ground by barrel grinding. The fastener element includes a head portion, a pair of leg portions, and an intermediate portion between the head portion and the leg portions. Among black spots of organic matter observed in a backscattered electron (BSE) image of a scanning electron microscope (SEM) imag...