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:
Jun. 06, 2000
Filed:
Nov. 02, 1998
Applicant:
Inventors:
Manabu Tsushima, Yokohama, JP;
Takeshi Morimoto, Yokohama, JP;
Kazuya Hiratsuka, Yokohama, JP;
Takeshi Kawasato, Yokohama, JP;
Manabu Suhara, Yokohama, JP;
Assignee:
Asahi Glass Company Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01G / ;
U.S. Cl.
CPC ...
361502 ;
Abstract
An electric double layer capacitor having an electrolyte solution impregnated to an element including a positive electrode and a negative electrode facing each other with a separator interposed therebetween, wherein an electrode containing a carbon material having a specific surface area of at least 500 m.sup.2 /g is used as the positive electrode and/or the negative electrode, and the separator is made of a glass fiber sheet containing from 2 to 60 wt % of glass fibers having fiber diameters of at most 1 .mu.m.