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. 09, 2004
Filed:
Nov. 29, 2001
Applicant:
Inventors:
Hiromasa Yagi, Nishinomiya, JP;
Koji Endo, Katano, JP;
Hisaki Tarui, Shijyonawate, JP;
Hiroshi Okano, Takamatsu, JP;
Shingo Nakano, Gifu, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/12 ; H01M 6/00 ; C23C 1/432 ;
U.S. Cl.
CPC ...
B05D 5/12 ; H01M 6/00 ; C23C 1/432 ;
Abstract
A method for fabricating an electrode for lithium secondary battery formed by depositing a thin film composed of active material capable of lithium storage and release, on a metallic foil to be used as a current collector, in which the surface of the metallic foil is roughened through wet-etching and then the thin film is deposited on the roughened surface.