ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,872, issued on Oct. 28, was assigned to Mitsubishi Electric Corp. (Tokyo).

"Power storage apparatus and power system stabilization system" was invented by Yoshiyuki Kono (Tokyo), Shuhei Fujiwara (Tokyo), Kazuyori Tahata (Tokyo), Frederick Page (Tokyo), Shinji Tominaga (Tokyo) and Masatoshi Takeda (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power storage apparatus of one embodiment includes a storage bank including a plurality of power storage elements connected to each other; and one or plurality of first cells. The storage bank and the one or plurality of first cells are connected in series to each other. Each first cell includes a pair...