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:
Oct. 02, 2007
Filed:
Apr. 22, 2003
Kyoichi Watanabe, Yokosuka, JP;
Hideaki Horie, Yokosuka, JP;
Hiroshi Sugawara, Yokosuka, JP;
Takaaki Abe, Yokosuka, JP;
Osamu Shimamura, Yokosuka, JP;
Yuuji Tanjou, Yokohama, JP;
Takanori Itou, Zushi, JP;
Kyoichi Watanabe, Yokosuka, JP;
Hideaki Horie, Yokosuka, JP;
Hiroshi Sugawara, Yokosuka, JP;
Takaaki Abe, Yokosuka, JP;
Osamu Shimamura, Yokosuka, JP;
Yuuji Tanjou, Yokohama, JP;
Takanori Itou, Zushi, JP;
Nissan Motor Co., Ltd., Kanagawa-Ken, JP;
Abstract
A battery comprises at least two unit cells. Each of the at least two unit cells is provided with an outer sheath film composed of polymer-metal composite material, a positive-electrode current collector, a negative-electrode current collector, a separator disposed between the positive-electrode current collector and the negative-electrode current collector, one positive electrode tab to which the positive-electrode current collector is connected and protruding from a first sealed portion of the outer sheath film, one negative electrode tab to which the negative-electrode current collector is connected and protruding from a second sealed portion of the outer sheath film, a first polymer layer disposed between the positive electrode tab and the outer sheath film, and a second polymer layer disposed between the negative electrode tab and the outer sheath film.