Patents by Inventor Yasukazu Niino

Yasukazu Niino 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).

  • Valve with a pair of valve plates
    Patent number: 4223867
    Abstract: A valve with a pair of valve plates includes a valve-plate actuating mechanism operably connected between the valve plates and a valve shaft for transforming the movement of the valve shaft to the movement of the valve plates such that the latter are pivotably movable about the axis of the valve shaft and displaceable along an axis perpendicular to the axis of the valve shaft.
    Type: Grant
    Filed: November 7, 1977
    Date of Patent: September 23, 1980
    Assignee: Nishinippon Engineering Co., Ltd.
    Inventors: Yasukazu Niino, Takuya Nagai
  • Valve with two valve plates
    Patent number: 4106748
    Abstract: A valve with a pair of valve plates includes a valve-plate actuating mechanism operably connected between the valve plates and a valve shaft for transforming the movement of the valve shaft to the movement of the valve plates such that the latter are pivotably movable about the axis of the valve shaft and displaceable along an axis perpendicular to the axis of the valve shaft.
    Type: Grant
    Filed: September 28, 1976
    Date of Patent: August 15, 1978
    Assignee: Nishinippon Engineering Co., Ltd.
    Inventors: Yasukazu Niino, Takuya Nagai