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:
Jul. 20, 2010
Filed:
Dec. 04, 2007
Applicants:
Kazuhiro Takatani, Takatsuki, JP;
Mutsumi Yano, Hirakata, JP;
Takashi Umemoto, Hirakata, JP;
Hiroshi Nonoue, Hirakata, JP;
Inventors:
Kazuhiro Takatani, Takatsuki, JP;
Mutsumi Yano, Hirakata, JP;
Takashi Umemoto, Hirakata, JP;
Hiroshi Nonoue, Hirakata, JP;
Assignee:
Sanyo Electric Co., Ltd., Moriguchi-shi, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/04 (2006.01); H01G 9/145 (2006.01);
U.S. Cl.
CPC ...
Abstract
A solid electrolytic capacitor includes an anode substrate, a dielectric layer provided on the anode substrate, a first cathode layer provided on the dielectric layer, and a second cathode layer provided on the first cathode layer. The first cathode layer is a layer made of polyethylenedioxythiophene and polypyrrole. The second layer is a layer made of polypyrrole.