Patents by Inventor Yosuke Obuchi

Yosuke Obuchi 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).

  • Exhaust gas purification device
    Patent number: 8814969
    Abstract: An exhaust gas emission control system includes a cylindrical inflow body and an inflow pipe into which exhaust gas flows. The exhaust gas emission control system also includes a cylindrical outflow body and an outflow pipe from which the exhaust gas flows. The inflow pipe is provided with a louver member that covers an opening of the inflow body near an upstream side of an exhaust gas flow direction. The louver member is provided with slits and inclined plates capable of changing a flow direction of the exhaust gas passing through the slits into a desired direction.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: August 26, 2014
    Assignee: Komatsu Ltd.
    Inventors: Shouhei Nagasaka, Hiroki Sato, Issei Hara, Yosuke Obuchi, Tatsushi Itoh, Yuuki Kasaoka
  • Exhaust Gas Purifying Device
    Publication number: 20130097978
    Abstract: An exhaust gas emission control system includes a cylindrical inflow body and an inflow pipe into which exhaust gas flows. The exhaust gas emission control system also includes a cylindrical outflow body and an outflow pipe from which the exhaust gas flows. The inflow pipe is provided with a louver member that covers an opening of the inflow body near an upstream side of an exhaust gas flow direction. The louver member is provided with slits and inclined plates capable of changing a flow direction of the exhaust gas passing through the slits into a desired direction.
    Type: Application
    Filed: February 17, 2012
    Publication date: April 25, 2013
    Inventors: Shouhei Nagasaka, Hiroki Sato, Issei Hara, Yosuke Obuchi, Tatsushi Itoh, Yuuki Kasaoka