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:
Jun. 03, 2014
Filed:
Nov. 20, 2012
Applicant:
Nec Corporation, Tokyo, JP;
Inventors:
Masatomo Mizuta, Sagamihara, JP;
Shunji Noda, Sagamihara, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/06 (2006.01); H01M 2/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide a film-packaged batteryin which battery elementformed by collectively joining a plurality of positive and negative extending portionsandto positive and negative electrode leadsandfor each polarity, is surrounded by laminate filmsandwhich are formed by laminating at least heat fusion layerand metal layer. Protection memberhaving a melting point lower than that of heat fusion layeris arranged at least between each of joining portionsandof positive and negative electrode extending portionsand, and heat fusion layerof laminate filmwhich layer face the each of joining portionsand