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. 22, 2026
Filed:
Mar. 28, 2023
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Chiho Nobumori, Hyogo Ken, JP;
Kenichi Ezaki, Osaka Fu, JP;
Yoshiaki Obana, Osaka Fu, JP;
Hitoshi Ishimoto, Hyogo Ken, JP;
Abstract
A capacitor including a first electrode including a first active material, a second electrode including a second active material, a separator interposed between the first electrode and the second electrode, and an electrolyte solution. The electrolyte solution contains an ionic liquid. In a pore diameter distribution of the separator, a total volume Va in a pore diameter range of 0.1 μm to 2 μm is 0.4 cm/g or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile