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. 30, 2011
Filed:
Sep. 28, 2006
Koji Fujioka, Kyoto, JP;
Yoshihiko Akazawa, Kyoto, JP;
Yasuyuki Ito, Osaka, JP;
Satomi Onishi, Osaka, JP;
Koji Fujioka, Kyoto, JP;
Yoshihiko Akazawa, Kyoto, JP;
Yasuyuki Ito, Osaka, JP;
Satomi Onishi, Osaka, JP;
Sanyo Chemical Industries, Ltd., Kyoto-shi, JP;
Panasonic Corporation, Osaka, JP;
Abstract
The present invention has for its object to provide an electrolyte solution which can dramatically suppress the time degradation in performance of an electrochemical device, especially an electrochemical capacitor. The present invention relates to (in the formula, R, Rand Rmay be the same or different and each represents an alkyl group containing 1 to 3 carbon atoms; Rand Rmay be the same or different and each represents an hydrogen atom or an alkyl group containing 1 to 3 carbon atoms; and Xrepresents a counter anion) (in the formula, R, R, R, Rand Xare the same as the definition for the general formula (1)).