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. 16, 2015
Filed:
Aug. 07, 2006
Applicant:
Kohei Fujita, Takatsuki, JP;
Inventor:
Kohei Fujita, Takatsuki, JP;
Assignee:
GS YUASA INTERNATIONAL, Kyoto-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/14 (2006.01); H01M 4/66 (2006.01); H01M 4/68 (2006.01); H01M 10/06 (2006.01); H01M 4/16 (2006.01); C21D 1/70 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/661 (2013.01); H01M 4/664 (2013.01); H01M 4/667 (2013.01); H01M 4/68 (2013.01); H01M 10/06 (2013.01); H01M 2004/028 (2013.01); Y02E 60/126 (2013.01);
Abstract
A positive electrode current collector for lead-acid batteries contains a current collector substrate of titanium or a titanium alloy, a coating of titanium oxide formed on the surface of the current collector substrate, and a conductive ceramic layer formed on the surface of the coating, and the thickness of the coating is 0.09 μm or thinner.