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:
Mar. 20, 2018
Filed:
Aug. 08, 2014
Applicant:
Showa Denko K.k., Tokyo, JP;
Inventors:
Kazumi Naito, Tokyo, JP;
Katsutoshi Tamura, Tokyo, JP;
Assignee:
SHOWA DENKO K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/042 (2006.01); H01G 9/15 (2006.01); H01G 9/00 (2006.01); H01G 9/07 (2006.01);
U.S. Cl.
CPC ...
H01G 9/042 (2013.01); H01G 9/0032 (2013.01); H01G 9/0425 (2013.01); H01G 9/07 (2013.01); H01G 9/15 (2013.01);
Abstract
A solid electrolytic capacitor element which comprises an anode body, a dielectric layer placed so as to cover the anode body, a semiconductor layer placed on the dielectric layer, an insulator layer placed on the semiconductor layer, a carbon layer placed on the insulator layer, and a silver layer placed on the carbon layer, wherein the insulator layer has a part having a thickness of 10 to 100 nm accounting for not less than ⅔ of the whole insulator layer.