Patents by Inventor Hidemi Katou

Hidemi Katou 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).

  • Reaction layer for fuel cell
    Patent number: 9325015
    Abstract: A reaction layer for a fuel cell, which is interposed between a solid electrolyte membrane and a diffusion layer in the fuel cell, the reaction layer including a first layer that is in contact with the solid electrolyte membrane, a second layer that is in contact with the diffusion layer; and an intermediate layer that is interposed between the first layer and the second layer, wherein the first layer and the second layer have a catalyst supported by an electrically conductive support, and the intermediate layer has no catalyst.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: April 26, 2016
    Assignee: KABUSHIKIKAISHA EQUOS RESEARCH
    Inventors: Motohiro Ohtsuka, Hidemi Katou, Taizou Yamamoto
  • REACTION LAYER FOR FUEL CELL
    Publication number: 20120178014
    Abstract: A reaction layer for a fuel cell, which is interposed between a solid electrolyte membrane and a diffusion layer in the fuel cell, the reaction layer including a first layer that is in contact with the solid electrolyte membrane, a second layer that is in contact with the diffusion layer; and an intermediate layer that is interposed between the first layer and the second layer, wherein the first layer and the second layer have a catalyst supported by an electrically conductive support, and the intermediate layer has no catalyst.
    Type: Application
    Filed: June 29, 2010
    Publication date: July 12, 2012
    Applicant: KABUSHIKIKAISHA EQUOS RESEARCH
    Inventors: Motohiro Ohtsuka, Hidemi Katou, Taizou Yamamoto