Patents by Inventor Tadaomi Kinomoto

Tadaomi Kinomoto 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
    Patent number: 9269974
    Abstract: A fuel cell system acquires an operation state of a fuel cell and estimates an IV characteristic that indicates a relationship between a current and a voltage in the fuel cell. At least one of a resistance overvoltage, an activation overvoltage, a current-voltage hysteresis and a concentration overvoltage of the fuel cell is determined from the operation state of the fuel cell, and the IV characteristic is estimated based on the determined result.
    Type: Grant
    Filed: September 25, 2009
    Date of Patent: February 23, 2016
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masaaki Matsusue, Yutaka Tano, Naohisa Tsuchiya, Tadaomi Kinomoto
  • FUEL CELL SYSTEM
    Publication number: 20120183873
    Abstract: A fuel cell system acquires an operation state of a fuel cell and estimates an IV characteristic that indicates a relationship between a current and a voltage in the fuel cell. At least one of a resistance overvoltage, an activation overvoltage, a current-voltage hysteresis and a concentration overvoltage of the fuel cell is determined from the operation state of the fuel cell, and the IV characteristic is estimated based on the determined result.
    Type: Application
    Filed: September 25, 2009
    Publication date: July 19, 2012
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masaaki Matsusue, Yutaka Tano, Naohisa Tsuchiya, Tadaomi Kinomoto