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:
May. 13, 2003
Filed:
Nov. 28, 2000
Applicant:
Inventors:
Kiyomi Nagamiya, Toyota, JP;
Masashi Yamashita, Aichi-ken, JP;
Iwao Maeda, Nagoya, JP;
Masaaki Yamaoka, Toyota, JP;
Seiji Mizuno, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/04 ;
U.S. Cl.
CPC ...
H01M 8/04 ;
Abstract
A control system for a fuel cell to output an electric energy by a reaction between a fuel gas and an oxidizing gas. The control system comprises a humidifier for decreasing the humidification of the fuel cell when the pressure in the fuel cell is high, and for increasing the humidification of the fuel cell when the pressure in the fuel cell is low.