Patents by Inventor Kingo Miyaoka

Kingo Miyaoka 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).

  • Stator for dynamoelectric machine
    Patent number: 5986377
    Abstract: A stator for a dynamoelectric machine includes an annular stator core composed of a developed core formed by stacking a number of steel sheets, each steel sheet including a plurality of unit cores each of which includes a unit yoke and a magnetic pole tooth and which are sequentially connected together by connecting portions integral with the respective unit yokes, and a stator coil wound on the magnetic pole teeth. Each unit yoke has a circumferential end overlapping, in a direction of stacking of the steel sheets, a circumferential end of the unit yoke adjacent to said each unit yoke.
    Type: Grant
    Filed: April 9, 1998
    Date of Patent: November 16, 1999
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Toyonobu Yamada, Tsutomu Kawamura, Naoki Mizutani, Toshikazu Sato, Kingo Miyaoka, Motoyasu Mochizuki