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. 04, 2015
Filed:
Apr. 20, 2012
Applicants:
Yoshiyuki Nishimura, Tokyo, JP;
Akinori Sudoh, Tokyo, JP;
Shunsuke Yoshioka, Tokyo, JP;
Inventors:
Assignee:
SHOWA DENKO K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/583 (2010.01); H01M 4/587 (2010.01); H01M 4/36 (2006.01); H01M 10/0525 (2010.01); H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
H01M 4/587 (2013.01); H01M 4/364 (2013.01); H01M 4/366 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A graphite carbon composite material including a graphite material having diversity in the sizes of optical anisotropic structure and optical isotropic structure, the ratio thereof, and crystal direction, and a carbon material on the way to a graphitized structure of easily-graphitizable carbon. Also disclosed is a carbon material for a battery electrode, a past for an electrode, an electrode, a battery, a lithium ion secondary battery and a method of producing the graphite carbon composite material.