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:
Aug. 19, 2025
Filed:
Feb. 22, 2022
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Syusaku Koie, Shiga, JP;
Abstract
A solid electrolytic capacitor includes at least one solid electrolytic capacitor element that includes an anode body having a sheet shape and including a porous part in a surface layer of the anode body, a dielectric layer covering at least a part of the porous part, and a cathode part. The cathode part includes a solid electrolyte layer covering at least a part of the dielectric layer. The solid electrolyte layer includes a first layer covering the at least the part of the dielectric layer, and a second layer covering at least a part of the first layer. The first layer includes an inner layer disposed in voids of the porous part, and an outer layer disposed outside a main surface of the porous part. A thickness Tm of the outer layer disposed outside the main surface is more than or equal to 1 μm.