Patents by Inventor Bunichi Ohtsuki

Bunichi Ohtsuki 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).

  • Layered scavenging carburetor
    Patent number: 7753347
    Abstract: A valve is used with a carburetor, and the carburetor therefor. The valve has a throttle valve and an air valve. The air valve defines an air bore and has a baffle disposed within the air bore. The baffle separates one section of the air bore from another section, and impedes airflow through the air bore during at least some positions of the air valve.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: July 13, 2010
    Assignees: Walbro Engine Management, L.L.C., Mitsubishi Heavy Industries, Ltd.
    Inventors: Tamio Aihara, Bunichi Ohtsuki, Kazuyuki Uenoyama
  • LAYERED SCAVENGING CARBURETOR
    Publication number: 20080041466
    Abstract: A valve is used with a carburetor, and the carburetor therefor. The valve has a throttle valve and an air valve. The air valve defines an air bore and has a baffle disposed within the air bore. The baffle separates one section of the air bore from another section, and impedes airflow through the air bore during at least some positions of the air valve.
    Type: Application
    Filed: August 8, 2007
    Publication date: February 21, 2008
    Applicants: WALBRO ENGINE MANAGEMENT, L.L.C., MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Tamio Aihara, Bunichi Ohtsuki, Kazuyuki Uenoyama