Patents by Inventor Katsuji Miyazaki

Katsuji Miyazaki 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).

  • Electromagnetic relay
    Patent number: 6486760
    Abstract: An electromagnet includes a plate-like yoke, shaped like L, with a curved surface portion, a rectangular iron core connected to said yoke and wound by a coil, an armature rotatably and pivotally supported by one end of said yoke, said armature being driven by said coil and coupling device for coupling said yoke with said iron core by spin press-fitting.
    Type: Grant
    Filed: December 6, 1999
    Date of Patent: November 26, 2002
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Katsuji Miyazaki, Tsutomu Shimomura, Toyotaka Nishikawa, Masaru Tsuji, Masakatsu Makino
  • ELECTROMAGNETIC RELAY
    Publication number: 20020050883
    Abstract: An electromagnet includes a plate-like yoke, shaped like L, with a curved surface portion, a rectangular iron core connected to said yoke and wound by a coil, an armature rotatably and pivotally supported by one end of said yoke, said armature being driven by said coil and coupling device for coupling said yoke with said iron core by spin press-fitting.
    Type: Application
    Filed: December 6, 1999
    Publication date: May 2, 2002
    Inventors: KATSUJI MIYAZAKI, TSUTOMU SHIMOMURA, TOYOTAKA NISHIKAWA, MASARU TSUJI, MASAKATSU MAKINO