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:
Apr. 15, 2003
Filed:
Jun. 27, 2001
Applicant:
Inventors:
Yasuo Shinozaki, Yokohama, JP;
Kazuya Hiratsuka, Yokohama, JP;
Toshiharu Nonaka, Chiyoda-ku, JP;
Kazuyuki Murakami, Chiyoda-ku, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/04 ;
U.S. Cl.
CPC ...
H01B 1/04 ;
Abstract
An activated carbon for an electric double layer capacitor electrode, which comprises a stacking structure having 2 layers or less of in a proportion stacking of from 25 to 80% and a stacking structure having 5 layers or more in a proportion of from 2 to 30% in the distribution of a stacking structure as obtained by analysis of the X-ray diffraction pattern of (002) plane, and which has a specific surface area of from 500 to 2,800 m /g and a total pore volume of from 0.5 to 1.8 cm /g.