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. 16, 2004
Filed:
Dec. 27, 2002
Applicant:
Inventors:
Mitsuhiro Mori, Minato-ku, JP;
Masato Shirakata, Minato-ku, JP;
Jiro Iriyama, Minato-ku, JP;
Tamaki Miura, Minato-ku, JP;
Hironori Yamamoto, Minato-ku, JP;
Koji Utsugi, Minato-ku, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 ;
U.S. Cl.
CPC ...
H01M 2/16 ;
Abstract
A lithium secondary battery in the present invention includes as a negative electrode a lithium alloy, lithium metal formed on a conductive substrate by vacuum film-forming, or the lithium metal having a hydrophobic material layer formed on a surface of an amorphous metallic lithium. Such a lithium secondary battery gives satisfaction with no dendrite formation and long cycle life.