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:
Jan. 04, 2005
Filed:
Dec. 05, 2003
Ryoko Takaoka, Osaka, JP;
Kazumitsu Honda, Osaka, JP;
Yuichiro Tsubaki, Kyoto, JP;
Yoshihiro Watanabe, Osaka, JP;
Ryoko Takaoka, Osaka, JP;
Kazumitsu Honda, Osaka, JP;
Yuichiro Tsubaki, Kyoto, JP;
Yoshihiro Watanabe, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
An electrolytic capacitor including a positive foil, a negative foil and an intervening separator which contains a polymeric electrolyte composite. The polymeric electrolyte composite contains electrolyte in the matrix of copolymeric acrylic ester. The separator contains at least either one of rayon fiber and cotton linter. Or, other separator takes the form of several overlaid sheets, each of the sheet being made of a cellulose fiber. The above-configured electrolytic capacitors have the advantages of high withstanding voltage, high heat resisting property and long life.