Patents by Inventor Yoshiyasu Gotou

Yoshiyasu Gotou 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).

  • Molded stator core for electric motor
    Patent number: 6166474
    Abstract: A molded stator core for an electric motor includes a stator core including a yoke and a plurality of teeth formed on an outer periphery of the yoke, the teeth having different types, and a covering member covering substantially the overall stator core and molded from an insulating resin by pouring the resin through a plurality of gates disposed so as to correspond to the yoke. In the molded stator core, an amount of resin axially flowing from each gate to the corresponding tooth of a first type is approximated to an amount of resin axially flowing from each gate to the corresponding tooth of a second type.
    Type: Grant
    Filed: August 17, 1999
    Date of Patent: December 26, 2000
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hisayoshi Kohara, Tsuyoshi Shiga, Kinya Hayashi, Masami Endou, Yoshiyasu Gotou