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:
Nov. 13, 2012
Filed:
Dec. 20, 2010
Applicants:
Gaku Oriji, Tokyo, JP;
Eiji Kambara, Tokyo, JP;
Inventors:
Gaku Oriji, Tokyo, JP;
Eiji Kambara, Tokyo, JP;
Assignee:
Showa Denko K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a carbon nanofiber containing at least iron (Fe) and vanadium (V), wherein the iron (Fe) is present in an amount of 6 mass % or less and the vanadium (V) is present in an amount of 3 mass % or less as a metal element other than carbon, wherein a graphite plane is inclined to the fiber axis.