Patents by Inventor Yoshiyasu Goto

Yoshiyasu Goto 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 core for electric motor
    Patent number: 6492749
    Abstract: A molded core for an electric motor includes a resin cover formed by placing a stator core in a cavity of a molding die and injecting a molten insulating resin into the cavity of the molding die so that the resin cover is formed on an outer surface of the stator core by means of molding. The molded core includes a generally annular yoke, a plurality of teeth radially extending from the yoke, the yoke and the teeth constituting the stator core, and a plurality of distal end resin cover portions included in the resin cover and covering distal end faces of the teeth respectively, the distal end resin cover portions having different radial dimensions.
    Type: Grant
    Filed: August 8, 2000
    Date of Patent: December 10, 2002
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tsuyoshi Shiga, Yoshiyasu Goto