ALEXANDRIA, Va., March 24 -- United States Patent no. 12,586,878, issued on March 24, was assigned to PRIME PLANET ENERGY & SOLUTIONS INC. (Tokyo).
"Battery cell" was invented by Hiroki Ishii (Kakogawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A battery cell includes: an electrode assembly; an exterior container; two electrode terminals provided on an upper surface of the exterior container and arranged side by side in a first direction; and an insulating sheet that is in a form of a film and that is provided on the outer surface of the exterior container. The insulating sheet has a folded portion that reaches the upper surface from a short side surface of the exterior container. The folded porti...