US Patent Issued to Kobe Steel on Jan. 27 for "High-strength steel sheet, electrogalvanized steel sheet, hot-dip galvanized steel sheet, alloyed hot-dip galvanized steel sheet, and manufacturing methods of these" (Japanese Inventors)

ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,774, issued on Jan. 27, was assigned to Kobe Steel Ltd. (Kobe, Japan).

"High-strength steel sheet, electrogalvanized steel sheet, hot-dip galvanized steel sheet, alloyed hot-dip galvanized steel sheet, and manufacturing methods of these" was invented by Toma Kitagawa (Kobe, Japan), Toshio Murakami (Kobe, Japan) and Kosuke Shibata (Kobe, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a high-strength steel sheet having predetermined chemical components, and microstructures of the steel sheet satisfies that: a fraction of MA in all steel microstructures being more than 0% and 15.0% or less by area ratio; a fraction of a soft Alpha-ph...