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:
Sep. 04, 2012
Filed:
May. 15, 2008
Applicants:
Hideharu Takezawa, Nara, JP;
Shoichi Imashiku, Osaka, JP;
Kaoru Nagata, Osaka, JP;
Takashi Otsuka, Osaka, JP;
Inventors:
Hideharu Takezawa, Nara, JP;
Shoichi Imashiku, Osaka, JP;
Kaoru Nagata, Osaka, JP;
Takashi Otsuka, Osaka, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/70 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrode for an electrochemical element reversibly absorbing and releasing lithium ions including: a current collector having a higher first convex portion and a lower second convex portion on at least one surface thereof; a columnar body including an active material formed in such a manner as to rise obliquely on the first convex portion and the second convex portion of the current collector.