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:
Sep. 01, 2020
Filed:
Oct. 05, 2018
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Eiichi Koga, Osaka, JP;
Abstract
A battery includes a first current collector, a laminate disposed on a first region of a surface of the first current collector, a thermal-expandable layer disposed on a second region of the surface of the first current collector, and a second current collector disposed on both of the laminate and the thermal-expandable layer. The laminate includes a first active material layer disposed on the first region, an electrolyte layer disposed on the first active material layer, and a second active material layer disposed on the electrolyte layer. A thermal expansion ratio of the thermal-expandable layer is greater than a thermal expansion ratio of the laminate.