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:
Nov. 07, 2017
Filed:
Aug. 20, 2014
Applicants:
Sekisui Chemical Co., Ltd., Osaka, JP;
Nec Corporation, Tokyo, JP;
Inventors:
Masaru Heishi, Tsukuba, JP;
Takuya Toyokawa, Tsukuba, JP;
Katsumi Maeda, Tokyo, JP;
Noriyuki Tamura, Tokyo, JP;
Kentaro Nakahara, Tokyo, JP;
Assignees:
SEKISUI CHEMICAL CO., LTD., Osaka, JP;
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/05 (2010.01); H01M 4/50 (2010.01); H01M 10/0567 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01); H01M 10/0569 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 10/0569 (2013.01); H01M 2300/0025 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A lithium ion secondary battery comprising: a positive electrode comprising a positive electrode active material; a negative electrode comprised mainly of a material capable of storing and releasing lithium ions; and an electrolytic liquid,