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. 23, 2010
Filed:
Nov. 07, 2001
Applicants:
Hajime Kinoshita, Osaka, JP;
Shizukuni Yata, Osaka, JP;
Inventors:
Hajime Kinoshita, Osaka, JP;
Shizukuni Yata, Osaka, JP;
Assignee:
KRI, Inc., Kyoto-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/583 (2010.01); H01M 4/133 (2010.01); H01M 10/054 (2010.01); H01M 10/056 (2010.01);
U.S. Cl.
CPC ...
Abstract
A nonaqueous lithium secondary battery comprising a positive electrode, a negative electrode, and a nonaqueous electrolyte, wherein: 1) the positive electrode comprises a porous carbonaceous material whose BET specific surface area is at least 500 m/g, or a mixture of a porous carbonaceous material whose BET specific surface area is at least 500 m/g and a material capable of electrochemically occluding and releasing lithium; and 2) the negative electrode comprises a carbonaceous material whose BET specific surface area is 20 to 1000 m/g.