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:
Feb. 09, 2021
Filed:
Jun. 28, 2017
Sanyo Electric Co., Ltd., Daito, JP;
Masao Fukunaga, Hyogo, JP;
Ryoichi Wakimoto, Hyogo, JP;
SANYO Electric Co., Ltd., Daito, JP;
Abstract
A method of manufacturing a secondary battery including an electrode body having a positive electrode plate () having a positive electrode tab (), a negative electrode plate () having a negative electrode tab (), and a separator, in which the positive electrode tab () is connected to a positive electrode collector in a curved state and the negative electrode tab () is connected to a negative electrode collector in a curved state, and in which, as the positive electrode plate (), one provided with a cutaway () at a base of the positive electrode tab () in a region where a positive electrode active material mixture layer () is formed on a positive electrode core body is used.