Patents by Inventor Kenichiro Iwata

Kenichiro Iwata 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: 8193681
    Abstract: A laminated stator core 10 and a manufacturing method thereof, the method including producing a plurality of core sheets 15 and 16 from a strip 33, ends 34 of the strip 33 being a part of a product without being cut twice, and rotating and laminating the core sheets. A laminated stator core formed by core sheets blanked from a magnetic strip, both ends of the magnetic strip being one of the sides of the core sheets, wherein the identically shaped core sheets each have a rotor space in the center thereof, each rotor space having a center located off-center in one direction with respect to each center of the core sheets, and the core sheets are rotated by a predetermined angle before being laminated with the rotor spaces vertically aligned.
    Type: Grant
    Filed: November 11, 2008
    Date of Patent: June 5, 2012
    Assignee: Mitsui High-Tec, Inc.
    Inventors: Kazuhiko Umeda, Shuichi Nakamura, Kenichiro Iwata
  • Publication number: 20100327690
    Abstract: A laminated stator core 10 and a manufacturing method thereof, the method including producing a plurality of core sheets 15 and 16 from a strip 33, ends 34 of the strip 33 being a part of a product without being cut twice, and rotating and laminating the core sheets. A laminated stator core formed by core sheets blanked from a magnetic strip, both ends of the magnetic strip being one of the sides of the core sheets, wherein the identically shaped core sheets each have a rotor space in the center thereof, each rotor space having a center located off-center in one direction with respect to each center of the core sheets, and the core sheets are rotated by a predetermined angle before being laminated with the rotor spaces vertically aligned.
    Type: Application
    Filed: November 11, 2008
    Publication date: December 30, 2010
    Applicant: MITSUI HIGH-TEC, INC.
    Inventors: Kazuhiko Umeda, Shuichi Nakamura, Kenichiro Iwata