ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,932, issued on Sept. 9, was assigned to PANASONIC HOLDINGS Corp. (Osaka, Japan).
"Rectangular secondary battery" was invented by Kiyomi Kozuki (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rectangular battery with a plurality of stacked positive electrode plates. Each positive electrode plate includes a positive electrode active material arrangement portion and a positive electrode collector tab, the positive electrode active material arrangement portion including a plate-like core body and a positive electrode active material containing layer that is provided at the core body, the collector tab being integrated with the core body ...