The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2025
Filed:
Mar. 17, 2022
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Osamu Chikagawa, Nagaokakyo, JP;
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Abstract
A solid state battery that includes: a battery element including, along a stacking direction, one or more battery constituent units including a positive electrode layer and a negative electrode layer each having extended portions, and a solid electrolyte layer interposed between the positive electrode layer and the negative electrode layer; a first external terminal and a second external terminal that a respectively electrically connected to the positive electrode layer and the negative electrode layer; a protective layer covering a surface of the battery element; and a buffer portion surrounding at least one of the positive electrode layer and the negative electrode layer in the plan view, wherein at least a local portion of the buffer portion between a side surface of the electrode layer having the extended portion and the external terminal includes a resin-free insulating material substantially identical to a resin-free insulating material of the protective layer.