ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,291, issued on March 11, was assigned to NIPPON STEEL Corp. (Tokyo).
"Grain-oriented electrical steel sheet and method for manufacturing grain-oriented electrical steel sheet" was invented by Fumiaki Takahashi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Grain-oriented electrical steel sheet having an aluminum borate coating able to impart larger tension that the past and a method for manufacturing grain-oriented electrical steel sheet are formed. The grain-oriented electrical steel sheet according to the present invention has a steel sheet and an insulating coating formed on the steel sheet and containing aluminum and boron, where the oxi...