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:
Jan. 09, 2007
Filed:
Mar. 04, 2002
Ryuji Ohshita, Tokushima, JP;
Taeko Ota, Osaka, JP;
Maruo Kamino, Kobe, JP;
Hisaki Tarui, Kobe, JP;
Masahisa Fujimoto, Osaka, JP;
Shin Fujitani, Kobe, JP;
Katsunobu Sayama, Kobe, JP;
Ryuji Ohshita, Tokushima, JP;
Taeko Ota, Osaka, JP;
Maruo Kamino, Kobe, JP;
Hisaki Tarui, Kobe, JP;
Masahisa Fujimoto, Osaka, JP;
Shin Fujitani, Kobe, JP;
Katsunobu Sayama, Kobe, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
An electrode for lithium secondary battery having a current collector and, deposited thereon, a thin film comprising silicon as a main component, characterized in that the thin film comprising silicon contains at least one of the elements belonging to the groups IIIa, Iva, Va, VIa, VIIa, VIII, Ib and IIb in the fourth, fifth and sixth periods of the Periodic Table (exclusive of copper (Cu)) at least in the surface portion thereof.