Patents by Inventor Tatuo Uchida

Tatuo Uchida 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).

  • Cell construction for color liquid crystal display devices
    Patent number: 4593977
    Abstract: A color liquid crystal display device as disclosed uses a color filter in a liquid crystal cell in which a layer of a polymide resin for orientation of liquid crystal molecules is provided to cover the color filter or the orientation layer of liquid crystal molecules contains a dye or like coloring substance to form a combined orientation and color filter layer.
    Type: Grant
    Filed: June 20, 1985
    Date of Patent: June 10, 1986
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Toshiaki Takamatsu, Fumiaki Funada, Masataka Matsuura, Tatuo Uchida