ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,730, issued on June 23, was assigned to Hyundai Mobis Co. Ltd. (Seoul, South Korea).
"Method of manufacturing welded structure, welded structure, and battery case" was invented by Wook Han Choi (Yongin-si, South Korea) and Lee Seung Park (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a welded structure includes a preparation operation of arranging a first member to overlap a second member; a first welding operation of forming a first welding line on a first surface of the first member by welding a portion at which the first member overlaps the second member, the first surface of the first member bein...