Patents by Inventor Yosuke SEIYAMA

Yosuke SEIYAMA 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).

  • Patent number: 12228063
    Abstract: An apparatus includes an exhaust gas purification device configured to be coupled to a cylinder head of an engine via a bracket, the exhaust gas purification device defined by a housing including a body portion, a first end portion, and a second end portion, the body portion interposed between the first end portion and the second end portion, the first end portion configured to be coupled to the bracket.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: February 18, 2025
    Assignee: YANMAR POWER TECHNOLOGY CO., LTD.
    Inventors: Eiji Yamashita, Yosuke Seiyama
  • Publication number: 20200256234
    Abstract: An apparatus includes an exhaust gas purification device configured to be coupled to a cylinder head of an engine via a bracket, the exhaust gas purification device defined by a housing including a body portion, a first end portion, and a second end portion, the body portion interposed between the first end portion and the second end portion, the first end portion configured to be coupled to the bracket.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 13, 2020
    Inventors: Eiji YAMASHITA, Yosuke SEIYAMA
  • Patent number: 10669913
    Abstract: An engine apparatus includes an engine, an exhaust gas purification device, an outlet side bracket, and an inlet side bracket. The exhaust gas purification device is mounted above a cylinder head to extend along an axis of an output shaft of the engine. The inlet side bracket is configured to couple an exhaust gas inlet side of the exhaust gas purification device to the cylinder head. The inlet side bracket includes a first bracket, a second bracket, and a third bracket. The first bracket is configured to be secured to a surface of the cylinder head intersecting the axis of the output shaft and includes a wide width. The second bracket includes a proximal end portion and a distal end portion. The third bracket is configured to be coupled to an end surface of the exhaust gas purification device and the distal end portion of the second bracket.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: June 2, 2020
    Assignee: YANMAR CO., LTD.
    Inventors: Eiji Yamashita, Yosuke Seiyama
  • Publication number: 20170218822
    Abstract: An engine apparatus includes an engine, an exhaust gas purification device, an outlet side bracket, and an inlet side bracket. The exhaust gas purification device is mounted above a cylinder head to extend along an axis of an output shaft of the engine. The inlet side bracket is configured to couple an exhaust gas inlet side of the exhaust gas purification device to the cylinder head. The inlet side bracket includes a first bracket, a second bracket, and a third bracket. The first bracket is configured to be secured to a surface of the cylinder head intersecting the axis of the output shaft and includes a wide width. The second bracket includes a proximal end portion and a distal end portion. The third bracket is configured to be coupled to an end surface of the exhaust gas purification device and the distal end portion of the second bracket.
    Type: Application
    Filed: April 17, 2017
    Publication date: August 3, 2017
    Inventors: Eiji YAMASHITA, Yosuke SEIYAMA