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. 15, 2005
Filed:
Nov. 06, 2001
Applicants:
Koji Utsugi, Tokyo, JP;
Mitsuhiro Mori, Tokyo, JP;
Jiro Iriyama, Tokyo, JP;
Hironori Yamamoto, Tokyo, JP;
Inventors:
Koji Utsugi, Tokyo, JP;
Mitsuhiro Mori, Tokyo, JP;
Jiro Iriyama, Tokyo, JP;
Hironori Yamamoto, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M004/58 ;
U.S. Cl.
CPC ...
Abstract
A lithium secondary cell has, on a conductive substrate (collector) a lithium layer containing metallic lithium or an alloy thereof, and further has a metal fluoride substance film containing at least one type metal fluoride substance.