US 12,283,659 B2
Solid-state battery
Keisuke Shimizu, Nagaokakyo (JP); Yosuke Tomoshige, Nagaokakyo (JP); and Akira Baba, Nagaokakyo (JP)
Assigned to MURATA MANUFACTURING CO., LTD., Nagaokakyo (JP)
Filed by Murata Manufacturing Co., Ltd., Nagaokakyo (JP)
Filed on Jan. 18, 2022, as Appl. No. 17/577,434.
Application 17/577,434 is a continuation of application No. PCT/JP2020/026594, filed on Jul. 7, 2020.
Claims priority of application No. 2019-132453 (JP), filed on Jul. 18, 2019.
Prior Publication US 2022/0140388 A1, May 5, 2022
Int. Cl. H01M 10/0562 (2010.01); H01M 10/0585 (2010.01)
CPC H01M 10/0562 (2013.01) [H01M 10/0585 (2013.01); H01M 2300/0071 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A solid-state battery comprising:
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 in a sectional view of the solid-state battery, at least one electrode layer of the positive electrode layer and the negative electrode layer has a tapered shape toward at least one edge of the electrode layer;
wherein the positive electrode layer, the negative electrode layer, and the solid electrolyte are an integrally sintered body; and
wherein the at least one edge having the tapered shape is surrounded by the solid electrolyte.