Patents by Inventor Shinnya Kosako

Shinnya Kosako 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).

  • Liquid crystal display device having partitioned unit liquid crystal cells
    Patent number: 5636043
    Abstract: A liquid display panel having minute unit liquid crystal cells, liquid crystalline molecules present in a plane passing the thicknesswise middle points of the unit liquid crystal layer and parallel to the substrate oriented substantially uniformly in all directions and at least one polarization plate, the aforementioned liquid crystal is a nematic liquid crystal material having a positive permittivity anisotropy, so that a wide viewing angle liquid crystal display panel enables high contrast and uniform display of a liquid crystal panel without a rubbing treatment.
    Type: Grant
    Filed: August 23, 1994
    Date of Patent: June 3, 1997
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tsuyoshi Uemura, Shinnya Kosako, Hideaki Mochizuki, Masao Yamamoto