ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,899, issued on July 21, was assigned to ThyssenKrupp Steel Europe AG (Duisburg, Germany).
"Process for producing an at least partly quenched and tempered sheet steel component and at least partly quenched and tempered sheet steel component" was invented by Bernd Linke (Duisburg, Germany) and Janko Banik (Altena, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a process for producing an at least partly quenched and tempered sheet steel component, where the process comprises the following steps: providing a sheet steel, at least partly austenitizing the sheet steel at a temperature of at least Ac, at least partly harden...