ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,972, issued on Oct. 7, was assigned to NIPPON STEEL Corp. (Tokyo).

"Surface measurement apparatus and surface measurement method" was invented by Atsuhiro Hibi (Tokyo), Yusuke Konno (Tokyo), Nobuhiro Furuya (Tokyo) and Akihito Nakazaki (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "To reliably measure a surface of an object to be measured having a wide width. A surface measurement apparatus that measures a surface of an object to be measured moving in a predetermined moving direction on a plane or a surface of an object to be measured moving in a predetermined moving direction along a curved surface of a roll, the surface being along the curve...