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. 30, 2010
Filed:
Oct. 24, 2002
Applicants:
Yoshihiro Nakanishi, Saitama-ken, JP;
Yuichiro Kosaka, Saitama-ken, JP;
Kentaro Nagoshi, Saitama-ken, JP;
Inventors:
Yoshihiro Nakanishi, Saitama-ken, JP;
Yuichiro Kosaka, Saitama-ken, JP;
Kentaro Nagoshi, Saitama-ken, JP;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/14 (2006.01); H01M 2/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel cell separator plate comprising a portion in contact with an electrode, and a sealing portion provided around the contact portion, the contact portion having a larger surface roughness (Rmax) than that of the sealing portion. It is preferably a molded separator plate made of a composite carbon material comprising carbon and a thermosetting resin.