US Patent Issued to TOYOTA JIDOSHA on Sept. 22 for "Secondary battery" (Japanese Inventor)

ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,289, issued on Sept. 22, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Secondary battery" was invented by Sadao Fujisaki (Toyota, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a secondary battery capable of improving the structural efficiency, the secondary battery includes: an electrode stack; and an outer casing, wherein the outer casing includes a hollow-shaped laminated-film outer casing, and an inner lid disposed at an opening part of the laminated-film outer casing, the inner lid has a protruding part extending from a peripheral portion thereof to an inside of the outer casing, and at least part of the electrode stac...