Patents by Inventor Akihiro Komatsuzaki

Akihiro Komatsuzaki 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).

  • Dispersion composition for magnetic display
    Patent number: 6007734
    Abstract: A dispersion composition suitable for a magnetic display which comprises 10 to 30 wt % of magnetic particles having a particle diameter of 10 to 150 .mu.m, 0.01 to 0.5 wt % of an antistatic agent, 1 to 10% by weight of an organic thickening agent, 0.1 to 10% by weight of a colorant and a balance of an organic dispersing medium.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: December 28, 1999
    Assignee: Kabushiki Kaisha Pilot
    Inventors: Hiroshi Tazaki, Akihiro Komatsuzaki, Teruaki Nojima