Patents by Inventor Keisuke Mishidate

Keisuke Mishidate 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: 7044255
    Abstract: An electric generating system for automobiles has a primary generator which is driven by an internal combustion engine of an automobile and supplies power to an electric load of the automobile and an electric motor for driving wheels of the automobile which are not driven by the internal combustion engine. A secondary generator is driven by the internal combustion engine and drives the motor. A control unit controls the secondary generator and the electric motor. The control circuit controls the output of the generator according to a driving force requested by the automobile, and the driving force of the electric motor is controlled by the output of the secondary generator.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: May 16, 2006
    Assignee: Hitachi, Ltd.
    Inventors: Yuuji Maeda, Keiichi Mashino, Hisaya Shimizu, Tatsuyuki Yamamoto, Yoshinori Fukasaku, Susumu Tajima, Toshiyuki Innami, Keisuke Mishidate
  • Publication number: 20010042649
    Abstract: An electric generating system for automobiles comprising a primary generator which is driven by an internal combustion engine of an automobile and supplies power to an electric load of the automobile and an electric motor for driving wheels of said automobile which are not driven by said internal combustion engine, further comprising a secondary generator which is driven by said internal combustion engine and drives said motor and a control unit which controls said secondary generator and said electric motor; wherein said control circuit controls the output of said generator according to a driving force requested by said automobile and the driving force of said electric motor is controlled by the output of said secondary generator.
    Type: Application
    Filed: December 15, 2000
    Publication date: November 22, 2001
    Inventors: Yuuji Maeda, Keiichi Mashino, Hisaya Shimizu, Tatsuyuki Yamamoto, Yoshinori Fukasaku, Susumu Tajima, Toshiyuki Innami, Keisuke Mishidate