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:
Jul. 25, 2000
Filed:
Jul. 08, 1998
Applicant:
Inventors:
Satoshi Hirahara, Yokohama, JP;
Kohei Okuyama, Yokohama, JP;
Mitsuo Suzuki, Yokohama, JP;
Kazushi Matsuura, Yokohama, JP;
Assignee:
Mitsubishi Chemical Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01G / ;
U.S. Cl.
CPC ...
361502 ; 361503 ; 361508 ; 29 2503 ;
Abstract
Electric double-layer capacitor are disclosed having a non-aqueous solvent electrolyte; and a pair of polarized electrodes as positive and negative electrodes. These polarized electrodes have a rest potential nearly central between a substantial decomposition initiation voltage of the electrolyte on an oxidation or high-potential side and a substantial decomposition initiation voltage of the electrolyte on a reduction or low-potential side.