Patents by Inventor Atsushi Fukunaka

Atsushi Fukunaka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • FUEL CELL SYSTEM AND CONTROL METHOD OF FUEL CELL SYSTEM
    Publication number: 20150037700
    Abstract: A fuel cell system includes a pressure regulating valve configured to control a pressure of an anode gas to be supplied to a fuel cell, a pulsation operation control means configured to control such that the anode gas pressure becomes higher as a load becomes larger, and the anode gas pressure is pulsated at the same load, and an anode gas pressure limiting means configured to limit the anode gas pressure by a pressure higher than the anode gas pressure according to the load when the load lowers.
    Type: Application
    Filed: February 28, 2013
    Publication date: February 5, 2015
    Inventors: Yasushi Ichikawa, Takahiro Fujii, Keigo Ikezoe, Atsushi Fukunaka, Tatsuro Ishikawa
  • Fuel cell
    Publication number: 20050244690
    Abstract: A fuel cell which includes unit cells stacked on one another, and a pair of end plates sandwitching the stacked unit cells therebetween. At least one of the end plates is provided with a catalyst combustor and a gas supply system to supply fuel gas and oxidant gas fed to the unit cells to the catalyst combustor.
    Type: Application
    Filed: April 19, 2005
    Publication date: November 3, 2005
    Inventors: Ken Iwai, Atsushi Fukunaka