Patents by Inventor Shoji Kawaski

Shoji Kawaski 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).

  • Heat fixing electrophotographic toner containing olefin wax
    Patent number: 4849316
    Abstract: Resin composition containing vinyl polymer and olefin polymer for use in electrophotography, electrostatic recording and electrostatic printing and the like, more particularly the resin composition obtained by uniformly dispersing the olefin polymer in the vinyl polymer, and the toner containing this resin composition are disclosed.
    Type: Grant
    Filed: December 13, 1988
    Date of Patent: July 18, 1989
    Assignee: Mitsui Toatsu Chemicals, Incorporated
    Inventors: Shoji Kawaski, Hisatomo Sato, Masaaki Shin, Takashi Yamamoto