Patents by Inventor Kiichi Emori

Kiichi Emori 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).

  • Light conductive plate and plane illuminating apparatus using the same
    Patent number: 5664861
    Abstract: A light conductive plate used in a side light source type plane illuminating apparatus having a light source arranged on one side portion of a transparent light conductive plate, has a dimming pattern composed of a plurality of curves provided on the back of said light conductive plate. Portions of each of the curves of the dimming pattern located nearer the edge near a light source extend substantially perpendicular to the edge and portions of each of the curves of the dimming pattern located farther from the edge near a light source extend substantially parallel to the edge.
    Type: Grant
    Filed: February 10, 1995
    Date of Patent: September 9, 1997
    Assignee: Colcoat Co., Ltd.
    Inventors: Yasuhiro Asada, Kiichi Emori