ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,284, issued on Nov. 4, was assigned to NIPPON STEEL CHEMICAL & MATERIAL Co. LTD. (Tokyo).

"Flexible stainless steel foil and flexible light emitting device" was invented by Keiichi Kimura (Tokyo), Yuuki Yoshida (Tokyo), Takuya Hiraga (Tokyo), Masahiro Fukuda (Tokyo) and Yuji Kuma (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Stainless steel foil with improved durability to repeated bending under the extreme bending conditions demanded of foldable displays and rollable displays. This stainless steel foil is flexible stainless steel foil comprising rolled stainless steel foil with a thickness of 0.1 mm or less, having a tensile strength of 1,80...