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.:

US 9231255 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2016

Filed:

Mar. 10, 2014
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Ikuo Uematsu, Kanagawa-ken, JP;

Naoya Hayamizu, Kanagawa-ken, JP;

Assignee:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/78 (2006.01); H01M 10/0525 (2010.01); H01M 2/16 (2006.01);
U.S. Cl.
CPC ...
H01M 4/78 (2013.01); H01M 2/1673 (2013.01); H01M 10/0525 (2013.01);
Abstract

According to one embodiment, a lithium-ion secondary battery includes a first current collector, a first layer, and a separator. The first current collector has a plurality of first recesses on a surface of the first current collector. The first layer is provided on the first current collector. The layer includes a first active material body, a first binder, and a first conductive body. The separator is provided in the first recesses via the first layer and including a fiber.


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Uematsu, Ikuo. (2016). Lithium-ion secondary battery (U.S. Patent No. 9231255). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9231255

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