Patents by Inventor Satoshi Kuragaki

Satoshi Kuragaki 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: 6543422
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: April 8, 2003
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Publication number: 20020078930
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Application
    Filed: February 22, 2002
    Publication date: June 27, 2002
    Applicant: Hitachi Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Patent number: 6401694
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: June 11, 2002
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Publication number: 20010020466
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Application
    Filed: May 14, 2001
    Publication date: September 13, 2001
    Applicant: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Patent number: 6260539
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: July 17, 2001
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Patent number: 6032646
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: July 2, 1999
    Date of Patent: March 7, 2000
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Patent number: 5947087
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: September 7, 1999
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Patent number: 5724944
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: March 10, 1998
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii
  • Patent number: 5638790
    Abstract: A control device and a control method capable of eliminating a torque variation in changing an air/fuel ratio and establishing a compatibility of promotion in fuel economy with promotion in drivability is provided. The device includes an outer environment detector for detecting an outer environment in running a vehicle, a running environment determining device for predicting a current running environment in accordance with the outer environment, a data storage device for storing data for changing a driving characteristic, a selecting device for selecting the data, a control quantity calculator for calculating a control quantity based on the data, and a control actuator for controlling a control object.
    Type: Grant
    Filed: August 9, 1996
    Date of Patent: June 17, 1997
    Assignee: Hitachi, Ltd.
    Inventors: Toshimichi Minowa, Satoshi Kuragaki, Junichi Ishii