ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,848, issued on Sept. 29, was assigned to Yazaki Corp. (Tokyo).

"Power supply device" was invented by Mitsuaki Morimoto (Susono, Japan), Kazuo Sugimura (Susono, Japan), Hiroteru Kato (Susono, Japan) and Shoya Watanabe (Susono, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Positive electrode-side input terminal is connected to first positive electrode-side battery terminal, negative electrode-side input terminal is connected to second negative electrode-side battery terminal, a switch is connected between first negative electrode-side battery terminal and second positive electrode-side battery terminal, between second positive electrode-side b...