ALEXANDRIA, Va., July 7 -- United States Patent no. 12,676,375, issued on July 7, was assigned to Kobe Steel Ltd. (Kobe, Japan).
"Battery case for electric vehicles and manufacturing method" was invented by Hideki Ishitobi (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A battery case for an electric vehicle includes a frame that has a polygonal frame shape in plan view, defines a through hole inside, and has R shapes provided on inner sides of corner parts of the polygonal frame shape. The case also includes a bathtub-shaped tray that includes a bottom wall located in the through hole, a surrounding wall that is provided around the bottom wall and defines an opening part on a side opposite to th...