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, 2022
Filed:
Jun. 25, 2019
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Shigenori Onuma, Kyoto, JP;
Takashi Kakuwa, Osaka, JP;
Yuichi Mikami, Kyoto, JP;
Tomohiro Kuroha, Osaka, JP;
Abstract
A fuel cell system includes: a fuel cell stack including a plurality of cells, each of which has a fuel electrode, an air electrode, and an electrolyte, and performs a power generation by a reaction between a fuel gas and air; a fuel supplier supplying the fuel gas to the fuel electrode; an air supplier supplying the air to the air electrode; a voltage detector detecting the voltage of the fuel cell stack; and a controller stopping the supplying of the fuel gas by the fuel supplier and the supplying of the air by the air supplier when the voltage of the fuel cell stack detected by the voltage detector is decreased to be lower than a threshold voltage after the power generation of the fuel cell stack is stopped.