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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 8709656 B1

PDFFull Text
Expired
Date of Patent:
Apr. 29, 2014

Filed:

Aug. 20, 2010

Cathode material for lithium ion secondary battery and lithium ion secondary battery using it

Applicants:

Hiroaki Konishi, Hitachi, JP;

Toyotaka Yuasa, Hitachi, JP;

Inventors:

Hiroaki Konishi, Hitachi, JP;

Toyotaka Yuasa, Hitachi, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:

Antonelli, Terry, Stout & Kraus, LLP.

Primary Examiner:

Kenneth Douyette

Assistant Examiner:

James Lee

Int. Cl.
CPC ...
H01M 4/50 (2010.01); H01M 4/505 (2010.01); H01M 4/52 (2010.01); H01M 4/525 (2010.01);
U.S. Cl.
CPC ...
Abstract

A lithium ion secondary battery according to the present invention uses a cathode material obtained by mixing a first cathode active substance represented by a compositional formula: LiNiMnCOO(in which≦x≦1.2,≦a≦,≦b≦,≦c≦, and a+b+c=); and a second cathode active substance represented by a compositional formula: LiNiMnCOMO(in which≦x≦,≦a≦,≦b≦,≦c≦, M=Mo, W, 0≦d≦, and a+b+c+d=).

Find Patent Forward Citations

Konishi, Hiroaki. (2014). Cathode material for lithium ion secondary battery and lithium ion secondary battery using it (U.S. Patent No. 8709656). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8709656

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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