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:
Aug. 21, 2007
Filed:
Sep. 19, 2001
Noriyuki Tamura, Kobe, JP;
Shiori Nakamizo, Amagasaki, JP;
Daizo Jito, Kobe, JP;
Ryuji Ohshita, Tokushima, JP;
Masahisa Fujimoto, Osaka, JP;
Shin Fujitani, Kobe, JP;
Maruo Kamino, Kobe, JP;
Noriyuki Tamura, Kobe, JP;
Shiori Nakamizo, Amagasaki, JP;
Daizo Jito, Kobe, JP;
Ryuji Ohshita, Tokushima, JP;
Masahisa Fujimoto, Osaka, JP;
Shin Fujitani, Kobe, JP;
Maruo Kamino, Kobe, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
An electrode having a current collector and, formed thereon, a thin film comprising an active material, characterized in that a thin alloy film (such as Sn—Co) comprising a metal which can form an alloy with lithium (such as Sn) and a metal which can not form an alloy with lithium (such as Co) is formed on a current collector such as a copper foil. It is preferred that the above metal which can form an alloy with lithium and the above metal which can not form an alloy with lithium can not form an intermetallic compound with each other.