ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,044, issued on Sept. 16, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).

"Solid-state battery" was invented by Makoto Yoshioka (Nagaokakyo, Japan), Akisuke Ito (Nagaokakyo, Japan), Kenji Oshima (Nagaokakyo, Japan) and Kenichi Bando (Nagaokakyo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A solid-state battery that includes a battery element body including a positive electrode layer and a negative electrode layer stacked with respect to each other with a solid electrolyte layer interposed therebetween; and an exterior material covering a surface of the battery element body, wherein the exterior material is a sintered body...