Patents by Inventor Masahito Shinoki

Masahito Shinoki 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).

  • Resin-coated carrier for electrophotographic developer
    Patent number: 5665507
    Abstract: A magnetic particle brush developing carrier used for electrostatic latent image developing is disclosed, comprising a magnetic particle having a surface coating comprising two kinds of fluoro-type resins, with one of the resins having a higher critical surface tension than the other. The carrier maintains its triboelectric properties even after extended use, it reaches charge saturation after a short period of triboelectrification, and it has excellent charge stability against environmental change.
    Type: Grant
    Filed: March 31, 1994
    Date of Patent: September 9, 1997
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Masahiro Takagi, Masahito Shinoki, Takayoshi Aoki