Patents by Inventor Syuhei Iwatsuki

Syuhei Iwatsuki 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).

  • Method and apparatus for supplying fuel
    Patent number: 5899194
    Abstract: A fuel supply controller includes a passage connecting an engine and a fuel tank. An electromagnetic valve is provided in the passage to open and close the passage in stages. The controller controls the electric current flowing through the electromagnetic valve based on information related to the amount of fuel flowing from the fuel tank to the engine.
    Type: Grant
    Filed: November 24, 1997
    Date of Patent: May 4, 1999
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Syuhei Iwatsuki, Eiji Mori, Kouji Matsumura