Patents by Inventor Shintaro Yoshihara

Shintaro Yoshihara 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).

  • PISTON OF INTERNAL COMBUSTION ENGINE
    Publication number: 20180372021
    Abstract: A piston of an internal combustion engine includes a top land with a plurality of partial grooves formed therein, the plurality of partial grooves extending in a circumferential direction and being spaced apart from each other in the circumferential direction. Each of the plurality of partial grooves is formed such that a depth of each partial groove is continuously reduced from a center of the partial groove toward both ends of the partial groove.
    Type: Application
    Filed: December 22, 2016
    Publication date: December 27, 2018
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Sekai MIYAMOTO, Shintaro YOSHIHARA, Takashi HORIE, Toshinobu KASHIWAGI
  • Gas engine, control system and control method for gas engine
    Patent number: 9291125
    Abstract: A control system in a gas engine includes a water injection means which injects water toward an interior of a cylinder in the gas engine; a water injection control means which controls the water injection section; and a knocking occurrence ratio measuring means which measures a measurement value of a knocking occurrence ratio in the cylinder. The water injection control means controls the water injection means to set the amount of the water injected toward the interior of the cylinder, based on a deviation between the measurement value and a target value.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: March 22, 2016
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Shintaro Yoshihara, Youhei Nakajima, Hidekazu Iwasaki, Kenji Yoshimura, Yoshishige Sakai, Yoshirou Tokunaga
  • GAS ENGINE, CONTROL SYSTEM AND CONTROL METHOD FOR GAS ENGINE
    Publication number: 20140102403
    Abstract: A control system in a gas engine includes a water injection means which injects water toward an interior of a cylinder in the gas engine; a water injection control means which controls the water injection section; and a knocking occurrence ratio measuring means which measures a measurement value of a knocking occurrence ratio in the cylinder. The water injection control means controls the water injection means to set the amount of the water injected toward the interior of the cylinder, based on a deviation between the measurement value and a target value.
    Type: Application
    Filed: April 16, 2012
    Publication date: April 17, 2014
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Shintaro Yoshihara, Youhei Nakajima, Hidekazu Iwasaki, Kenji Yoshimura, Yoshishige Sakai, Yoshirou Tokunaga