Patents by Inventor Motohisa Ohkuni

Motohisa Ohkuni 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).

  • Reflection liquid crystal display and a semiconductor device for the display
    Patent number: 5990988
    Abstract: A liquid crystal display device has a semiconductor substrate. A plurality of switching elements are arranged on the substrate in matrix, and a plurality of pixel electrodes are provided above the switching elements, arranged in matrix corresponding to the switching elements. A liquid crystal layer is provided on the pixel electrodes. The switching element is connected with a corresponding pixel electrode by a wiring layer. Dummy layers are provided in the same level as the wiring layer so that a surface of the dummy layer is substantially flush with a surface of the wiring layer.
    Type: Grant
    Filed: August 30, 1996
    Date of Patent: November 23, 1999
    Assignees: Pioneer Electric Corporation, Pioneer Video Corporation
    Inventors: Koji Hanihara, Itaru Tsuchiya, Kenichi Hanada, Kunihisa Ishii, Motohisa Ohkuni