ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,659, issued on April 22, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).
"Solid-state battery" was invented by Keisuke Shimizu (Nagaokakyo, Japan), Yosuke Tomoshige (Nagaokakyo, Japan) and Akira Baba (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A solid-state battery that includes a solid-state battery layered body including a positive electrode layer, a negative electrode layer, and a solid electrolyte interposed between the positive electrode layer and the negative electrode layer, wherein at least one electrode layer of the positive electrode layer and the negative electrode layer has a tapered shape toward a...