Patents by Inventor Muetoshi Ueno

Muetoshi Ueno 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).

  • Patent number: 8414450
    Abstract: A hybrid vehicle in which a clutch is disposed between an engine and a motor/generator is controlled to suppress frequent engagement/disengagement of the clutch in a case of a coasting drive while dragging the engine. A clutch control apparatus controls the clutch and selects any one of the following drive modes: 1) an EV drive mode where the vehicle travels by only driving force of the motor/generator with the clutch disengaged; 2) an HEV drive mode where the vehicle travels by driving force of the engine and/or the motor/generator with the clutch engaged; and 3) an engine brake drive mode in which the vehicle coasts or travels by the driving force of the motor/generator while dragging the engine where the clutch is engaged, and the fuel supply is stopped when a charge of the battery is greater than or equal to a threshold value.
    Type: Grant
    Filed: February 27, 2009
    Date of Patent: April 9, 2013
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Muetoshi Ueno, Masakazu Saito
  • Publication number: 20110165992
    Abstract: A hybrid vehicle in which a clutch is disposed between an engine and a motor/generator is controlled to suppress frequent engagement/disengagement of the clutch in a case of a coasting drive while dragging the engine. A clutch control apparatus controls the clutch and selects any one of the following drive modes: 1) an EV drive mode where the vehicle travels by only driving force of the motor/generator with the clutch disengaged; 2) an HEV drive mode where the vehicle travels by driving force of the engine and/or the motor/generator with the clutch engaged; and 3) an engine brake drive mode in which the vehicle coasts or travels by the driving force of the motor/generator while dragging the engine where the clutch is engaged, and the fuel supply is stopped when a charge of the battery is greater than or equal to a threshold value.
    Type: Application
    Filed: February 27, 2009
    Publication date: July 7, 2011
    Applicant: NISSAN MOTOR CO., LTD.
    Inventors: Muetoshi Ueno, Masakazu Saito