Patents by Inventor Ryuichi Kijima

Ryuichi Kijima 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).

  • Patent number: 6259500
    Abstract: A liquid crystal display device of the present invention includes: a first substrate; a second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a display region including a plurality of pixel regions each defined by a pair of electrodes for applying a voltage across the liquid crystal layer; and a non-display region surrounding the display region. The first substrate includes a reflection electrode region provided in the display region for each of the pixel electrodes. The reflection electrode region includes a first insulating layer having a surface which exhibits a concave/convex profile and a reflection layer formed on the first insulating layer. The first substrate includes a second insulating layer in the non-display region. Hmin−0.5≦hmode≦Hmax+0.
    Type: Grant
    Filed: October 14, 1999
    Date of Patent: July 10, 2001
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Ryuichi Kijima, Shogo Fujioka, Masumi Kubo, Yozo Narutaki