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. 10, 2016
Filed:
Aug. 19, 2009
Applicant:
Yasushi Araki, Gotemba, JP;
Inventor:
Yasushi Araki, Gotemba, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
H01M 8/04992 (2013.01); H01M 8/04552 (2013.01); H01M 8/04582 (2013.01); H01M 8/04358 (2013.01); H01M 8/04671 (2013.01); Y02E 60/50 (2013.01);
Abstract
A fuel cell system () is provided with a voltage detection device () that detects a cell voltage of a cell group containing one or more cells (), a current density detection device () that detects a generated current density of the cell group, and a determination portion () that determines the presence or absence of an inflection point of a change in the cell voltage relative to the generated current density based on the detection results of the voltage detection device and the current density detection device.