ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,902, issued on Jan. 13, was assigned to NIPPON STEEL Corp. (Tokyo).
"Joint component and manufacturing method thereof" was invented by Shinichiro Tabata (Tokyo) and Kazuhisa Kusumi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "This joint component is a joint component including a first steel member, a second steel member, and a spot-welded portion that joins the first steel member and the second steel member, in which the first steel member includes a steel sheet substrate having a predetermined chemical composition and a coating that is formed on a surface of the steel sheet substrate, contains Al and Fe, and has a thickness of 25 micro met...