Patents by Inventor Eiji Mishima

Eiji Mishima 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).

  • Multiple cylinder internal combustion engine
    Patent number: 7028648
    Abstract: A multicylinder internal combustion engine is provided with a plurality of cylinders sharing a single crankshaft. The combustion characteristics in the respective cylinders is improved by taking out part of combustion (expansion) gas produced in one of the cylinders at an earlier stage of the explosion (expansion) stroke, and then introducing the gas into another one of the cylinders in the suction or compression stroke.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: April 18, 2006
    Assignee: Daihatsu Motor Co., Ltd.
    Inventors: Kunio Hasegawa, Eiji Mishima, Toshihiro Imanishi, Kazunori Nishikawa, Takeshi Serizawa, Yoshiki Morinaga
  • Multiple cylinder internal combustion engine
    Publication number: 20040123820
    Abstract: A multicylinder internal combustion engine is provided with a plurality of cylinders sharing a single crankshaft. The combustion characteristics in the respective cylinders is improved by taking out part of combustion (expansion) gas produced in one of the cylinders at an earlier stage of the explosion (expansion) stroke, and then introducing the gas into another one of the cylinders in the suction or compression stroke.
    Type: Application
    Filed: October 8, 2003
    Publication date: July 1, 2004
    Inventors: Kunio Hasegawa, Eiji Mishima, Toshihiro Imanishi, Kazunori Nishikawa, Takeshi Serizawa, Yoshiki Morinaga