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. 10, 2006
Filed:
Jul. 16, 2003
Kiyoshi Hirota, Osaka, JP;
Koichi Kojima, Osaka, JP;
Kiyoshi Hirota, Osaka, JP;
Koichi Kojima, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A solid electrolytic capacitor having a lowered leakage current characteristic and an improved ESR characteristic; which has been implemented by decreasing the defects contained in the dielectric film of the anode body. It includes a valve metal foil which makes anode and a sintered layer provided on the upper and lower surfaces of the valve metal foil, which sintered layer covering the entire surface of side faces of valve metal foil in three directions with exception of the anode lead portion. A flat plane area of valve metal foil, which makes anode, covered with sintered layer is not less than one half of the flat plane area of sintered layer.