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:
Mar. 30, 2004
Filed:
Jun. 18, 2001
Applicant:
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/40 ;
U.S. Cl.
CPC ...
H01M 4/40 ;
Abstract
A member having a lithium metal thin film is provided, which is extremely thin, uniform, and not degraded by air. The member includes a substrate and a thin lithium metal film formed on the substrate by a vapor deposition method. The thin film typically has a thickness of 0.1 &mgr;m to 20 &mgr;m. The substrate is typically made of a metal, an alloy, a metal oxide, or carbon. The substrate typically has a thickness of 1 &mgr;m to 100 &mgr;m. The member is used as an electrode member for a lithium cell.