ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,742,234, issued on Sept. 22, was assigned to NIPPON STEEL Corp. (Tokyo).
"Alloyed hot-dip galvanized steel sheet" was invented by Katsuya Nakano (Tokyo), Shuntaro Matsuyama (Tokyo) and Taihei Kaneto (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An alloyed hot-dip galvanized steel sheet excellent in appearance and press-formability, comprising a base steel sheet having a predetermined chemical composition. If the base steel sheet has a chemical composition containing, by mass %, Mn: 0.01 to 1.30%, the predetermined relationships of formulas (1) and (3) are satisfied and if the base steel sheet has a chemical composition containing, by mass %, Mn...