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:
Dec. 21, 2010
Filed:
Nov. 23, 2007
Applicants:
Koichi Nishimura, Suita, JP;
Hiroshi Nonoue, Hirakata, JP;
Takashi Umemoto, Hirakata, JP;
Inventors:
Assignee:
Sanyo Electric Co., Ltd., Moriguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object of the present invention is to provide a solid electrolytic capacitor having a low defective fraction. A solid electrolytic capacitor of the present invention includes an anode structured by an anode lead formed by a valve metal, and porous body of valve metal connected to the anode, and a dielectric layer provided on a surface of the anode wherein a Vickers hardness of the anode lead, which is positioned at not more than 20 μm in depth from a surface of the anode lead is set 30 Hv-70 Hv.