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:
Aug. 07, 2018

Filed:

Jun. 09, 2014
Applicants:

Automotive Energy Supply Corporation, Zama-shi, Kanagawa, JP;

Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;

Inventors:

Sayaka Yonehara, Zama, JP;

Keisuke Matsumoto, Zama, JP;

Takashi Honda, Zama, JP;

Kousuke Hagiyama, Yokohama, JP;

Fumihiro Kawamura, Yokosuka, JP;

Osamu Shimamura, Yokohama, JP;

Kazuki Miyatake, Yokohama, JP;

Ikuma Matsuzaki, Yokohama, JP;

Ryuuta Yamaguchi, Yokohama, JP;

Kuniharu Nomoto, Yokohama, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/42 (2006.01); H01M 10/0585 (2010.01); H01M 10/0525 (2010.01); H01M 10/44 (2006.01); H01M 10/0567 (2010.01);
U.S. Cl.
CPC ...
H01M 10/4235 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/0585 (2013.01); H01M 10/446 (2013.01);
Abstract

The present invention provides a non-aqueous electrolyte secondary battery with various improved battery characteristics and a method for manufacturing such a non-aqueous electrolyte secondary battery. In the present invention, the battery manufacturing method includes accommodating and sealing a flat battery element () in which a positive electrode plate () and a negative electrode plate () stacked together via a separator (), together with a non-aqueous electrolyte including a surplus electrolyte and at least one kind of electrolyte additive, in a laminate film exterior member (), and then, subjecting the thus-assembled battery () to charging operation including at least initial charging in a state where a pressure is applied to a flat surface of the battery element from the outside of the exterior member ().


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