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:
Jun. 11, 2019
Filed:
Nov. 14, 2017
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Youichirou Uka, Hyogo, JP;
Takafumi Sakida, Hyogo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/028 (2006.01); H01G 9/042 (2006.01); H01G 9/15 (2006.01); H01B 1/12 (2006.01); H01G 9/00 (2006.01); H01G 11/48 (2013.01); H01G 11/56 (2013.01); H01G 11/52 (2013.01);
U.S. Cl.
CPC ...
H01G 9/028 (2013.01); H01B 1/124 (2013.01); H01G 9/0036 (2013.01); H01G 11/48 (2013.01); H01G 11/56 (2013.01); H01G 9/042 (2013.01); H01G 9/15 (2013.01); H01G 11/52 (2013.01);
Abstract
An electrolytic capacitor includes: an anode body; a dielectric layer formed on the anode body; a first conductive polymer layer covering at least a part of the dielectric layer; and a second conductive polymer layer covering at least a part of the first conductive polymer layer. The first conductive polymer layer includes a first conductive polymer and a first dopant. The second conductive polymer layer includes a second conductive polymer, a second dopant and a polycarboxylic acid.