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:
Nov. 07, 2023
Filed:
Feb. 22, 2019
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Abstract
A positive electrode () according to one embodiment is provided with: a positive electrode collector (); a first middle layer () disposed on one of two surfaces of the positive electrode collector (), the surface being on the inner circumferential side when the positive electrode collector () is wound; a second middle layer () that is disposed on the other surface that is on the outer circumferential side; and a positive electrode mixed material layer () disposed on the first middle layer () and on the second middle layer (). The first middle layer () and the second middle layer () contain insulating particles and an electrical conductor, and the thickness of the first middle layer () is less than the thickness of the second middle layer ().