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:
May. 16, 2023
Filed:
Jun. 15, 2021
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/042 (2006.01); H01G 9/15 (2006.01); H01G 9/00 (2006.01); H01G 9/028 (2006.01); H01G 9/048 (2006.01); H01G 9/145 (2006.01);
U.S. Cl.
CPC ...
H01G 9/0425 (2013.01); H01G 9/0029 (2013.01); H01G 9/0036 (2013.01); H01G 9/028 (2013.01); H01G 9/042 (2013.01); H01G 9/048 (2013.01); H01G 9/145 (2013.01); H01G 9/151 (2013.01);
Abstract
An electrolytic capacitor includes an anode body including a dielectric layer, a cathode body, and a conductive polymer layer and a liquid component that are disposed between the anode body and the cathode body. The cathode body includes a base material part having an outer surface that is roughened surface and has a pore opened at the outer surface, and an inorganic conductive layer covering at least a part of the outer surface. The base material part includes a first coating layer disposed along at least a part of inner wall of the pore. The first coating layer contains phosphorus.