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:
Sep. 30, 2025
Filed:
Jul. 28, 2023
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Satoshi Tani, Nagaokakyo, JP;
Tomohiro Noda, Nagaokakyo, JP;
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Abstract
An electrolytic capacitor that includes: a resin molded body that includes a stack including at least one capacitor element and a sealing resin sealing a periphery of the stack; a cathode external electrode on the outer surface of the resin molded body and electrically connected to a conductive layer of the at least one capacitor element; and an anode external electrode on the outer surface of the resin molded body and having a first electrode layer in direct contact with a core and a porous portion of a valve-action metal substrate of the at least one capacitor element, wherein, in a normal direction of the outer surface of the resin molded body, a first thickness of a first portion of the first electrode layer on the core is larger than a second thickness of a second portion of the first electrode layer on the porous portion.