Patents by Inventor Takahito Murase

Takahito Murase 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).

  • Electric vehicle and driving method of electric vehicle
    Patent number: 9796289
    Abstract: An electric vehicle comprises an electric motor for driving a wheel; a main battery for activating the electric motor; a case to which a sub-battery for activating the electric motor is detachably mounted; a connection terminal to which a terminal of the sub-battery is connected; a mounting detecting sensor for detecting that the connection terminal is connected to the terminal of the sub-battery; and a controller which detects the SOCs of the batteries and is configured such that electric power is supplied preferentially from the mounted sub-battery to the electric motor, when the SOC of the sub-battery is equal to or greater than a predetermined value, and electric power is supplied from the main battery to the electric motor, when the SOC of the sub-battery is less than the predetermined value.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: October 24, 2017
    Assignee: Kawasaki Jukogyo Kabushiki Kaisha
    Inventors: Takahito Murase, Takeshi Ikeda
  • ELECTRIC VEHICLE AND DRIVING METHOD OF ELECTRIC VEHICLE
    Publication number: 20140292235
    Abstract: An electric vehicle comprises an electric motor for driving a wheel; a main battery for activating the electric motor; a case to which a sub-battery for activating the electric motor is detachably mounted; a connection terminal to which a terminal of the sub-battery is connected; a mounting detecting sensor for detecting that the connection terminal is connected to the terminal of the sub-battery; and a controller which detects the SOCs of the batteries and is configured such that electric power is supplied preferentially from the mounted sub-battery to the electric motor, when the SOC of the sub-battery is equal to or greater than a predetermined value, and electric power is supplied from the main battery to the electric motor, when the SOC of the sub-battery is less than the predetermined value.
    Type: Application
    Filed: October 26, 2011
    Publication date: October 2, 2014
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takahito Murase, Takeshi Ikeda