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.

Date of Patent:
Oct. 18, 2022

Filed:

Dec. 03, 2019
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Kazufumi Miyatake, Osaka, JP;

Motohiro Okochi, Osaka, JP;

Akihiro Horikawa, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0585 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0585 (2013.01); H01M 10/0525 (2013.01); H01M 2300/0068 (2013.01);
Abstract

An all-solid-state battery includes: a positive electrode layer including a positive electrode current collector and a positive electrode mixture layer; a negative electrode layer including a negative electrode current collector and a negative electrode mixture layer; and a solid electrolyte layer. The solid electrolyte layer is disposed between the positive electrode mixture layer and the negative electrode mixture layer. A weight per unit area of a first portion of the negative electrode mixture layer overlapping the positive electrode mixture layer on a stacking axis is greater than a weight per unit area of a second portion of the negative electrode mixture layer not overlapping the positive electrode mixture layer on the stacking axis.


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