Patents by Inventor Kohichi Katagawa

Kohichi Katagawa 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 and driving method of the same
    Patent number: 8212755
    Abstract: There is provided a liquid crystal display device having a liquid crystal panel including a plurality of gate lines to select a pixel and a plurality of data lines to supply pixel data, and a drive circuit dividing one frame into a plurality of fields, converting the frame data to field data, and supplying the field data to the data line.
    Type: Grant
    Filed: May 1, 2006
    Date of Patent: July 3, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Ryo Tanaka, Mikio Ohshiro, Toshihiro Kojima, Kohichi Katagawa
  • Liquid Crystal Display Device and Driving Method of the Same
    Publication number: 20100207859
    Abstract: There is provided a liquid crystal display device having: a liquid crystal panel (101) including a plurality of gate lines to select a pixel and a plurality of data lines to supply pixel data; and a data driver (103, 104) dividing one frame into a plurality of fields, converting the frame data to field data, and supplying the field data to the data line.
    Type: Application
    Filed: May 1, 2006
    Publication date: August 19, 2010
    Inventors: Ryo Tanaka, Mikio Ohshiro, Toshihiro Kojima, Kohichi Katagawa