Patents by Inventor Kazutaka Yoshimizu

Kazutaka Yoshimizu 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).

  • Vehicle power transmission apparatus
    Patent number: 8447490
    Abstract: A control unit (200) executes fail-safe control that forcibly releases a lockup clutch (15) by activating a fail-safe valve (112), abnormality diagnosis control that determines whether a solenoid valve (DSU) is suffering from a solenoid ON abnormality when the vehicle has started with the fail-safe control executed, and reproduction control that simulatively reproduces, when the vehicle has started without the fail-safe control executed, a condition coinciding with the condition for allowing execution of the abnormality diagnosis control.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: May 21, 2013
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventor: Kazutaka Yoshimizu
  • VEHICLE POWER TRANSMISSION APPARATUS
    Publication number: 20110313632
    Abstract: A control unit (200) executes fail-safe control that forcibly releases a lockup clutch (15) by activating a fail-safe valve (112), abnormality diagnosis control that determines whether a solenoid valve (DSU) is suffering from a solenoid ON abnormality when the vehicle has started with the fail-safe control executed, and reproduction control that simulatively reproduces, when the vehicle has started without the fail-safe control executed, a condition coinciding with the condition for allowing execution of the abnormality diagnosis control.
    Type: Application
    Filed: June 17, 2011
    Publication date: December 22, 2011
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazutaka Yoshimizu