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:
Apr. 16, 2002
Filed:
Apr. 16, 1999
Hisaaki Gyoten, Shijonawate, JP;
Kazuhito Hatoh, Daitou, JP;
Kazufumi Nishida, Moriguchi, JP;
Hideo Ohara, Kadoma, JP;
Eiichi Yasumoto, Katano, JP;
Teruhisa Kanbara, Ikeda, JP;
Makoto Uchida, Hirakata, JP;
Yasushi Sugawara, Neyagawa, JP;
Toshihiro Matsumoto, Ibaraki, JP;
Kouji Nakagawa, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A compact solid polymer electrolyte fuel cell having a simplified structure of a high mechanical strength and an improved gas-sealing property is disclosed. In the solid polymer electrolyte fuel cell of the present invention, gas-tight electrically insulating layers are provided on the flanks or the insides of the module of the above-mentioned laminated unit cells, thereby to give a gas-tightness between said electrode and separator.