Patents by Inventor Masaki Ushitani

Masaki Ushitani 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).

  • Automobile-mount diesel engine with turbocharger and method of controlling the diesel engine
    Patent number: 8607564
    Abstract: An automobile-mount diesel engine with a turbocharger is provided, which includes an engine body with the turbocharger, the engine body being mounted in the automobile and supplied with fuel containing diesel fuel as its main component, a fuel injection valve arranged in the engine body so as to be oriented toward a cylinder of the engine body and for directly injecting the fuel into the cylinder, an injection control module for controlling a mode of injecting the fuel into the cylinder through the fuel injection valve, and an EGR amount control module for adjusting an amount of EGR gas introduced into the cylinder. EGR and fuel injection are adjusted based on speed-load conditions of the engine.
    Type: Grant
    Filed: June 16, 2011
    Date of Patent: December 17, 2013
    Assignee: Mazda Motor Corporation
    Inventors: Keiji Maruyama, Masaki Ushitani
  • AUTOMOBILE-MOUNT DIESEL ENGINE WITH TURBOCHARGER AND METHOD OF CONTROLLING THE DIESEL ENGINE
    Publication number: 20120000197
    Abstract: An automobile-mount diesel engine with a turbocharger is provided, which includes an engine body with the turbocharger, the engine body being mounted in the automobile and supplied with fuel containing diesel fuel as its main component, a fuel injection valve arranged in the engine body so as to be oriented toward a cylinder of the engine body and for directly injecting the fuel into the cylinder, an injection control module for controlling a mode of injecting the fuel into the cylinder through the fuel injection valve, and an EGR amount control module for adjusting an amount of EGR gas introduced into the cylinder. EGR and fuel injection are adjusted based on speed-load conditions of the engine.
    Type: Application
    Filed: June 16, 2011
    Publication date: January 5, 2012
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Keiji Maruyama, Masaki Ushitani