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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 11264641 B1

PDFFull Text
Date of Patent:
Mar. 01, 2022

Filed:

Jan. 10, 2019

All-solid secondary battery, multilayered all-solid secondary battery, and method of manufacturing all-solid secondary battery

Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Takanobu Yamada, Kanagawa, JP;

Shiratsuchi Tomoyuki, Kanagawa, JP;

Koji Yoshida, Kanagawa, JP;

Ryo Omoda, Kanagawa, JP;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Gary D Harris

Int. Cl.
CPC ...
H01M 10/0562 (2010.01); H01M 10/0585 (2010.01); H01M 4/70 (2006.01); H01M 4/62 (2006.01); H01M 4/04 (2006.01); H01M 4/66 (2006.01); H01M 4/485 (2010.01); H01M 4/525 (2010.01); H01M 4/587 (2010.01); H01M 4/505 (2010.01); H01M 4/38 (2006.01); H01M 10/0565 (2010.01); H01M 50/403 (2021.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0562 (2013.01); H01M 4/049 (2013.01); H01M 4/38 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 4/622 (2013.01); H01M 4/661 (2013.01); H01M 4/70 (2013.01); H01M 10/0565 (2013.01); H01M 10/0585 (2013.01); H01M 50/403 (2021.01); H01M 10/0525 (2013.01); H01M 2300/0071 (2013.01); H01M 2300/0082 (2013.01);
Abstract

An all-solid secondary battery, including: a first current collector; a pair of first active material layers disposed on opposite sides of the first current collector; a pair of solid electrolyte layers disposed on surfaces of the pair of first active material layers; a pair of second active material layers disposed on surfaces of the pair of solid electrolyte layers; and a pair of second current collectors disposed on surfaces of the pair of second active material layers, wherein a surface of one of the pair of second current collectors opposite to a surface of one of the pair of second active material layers does not comprise protrusions having a height of greater than about 8 micrometers.

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