Patents by Inventor Tomoaki Toichi

Tomoaki Toichi 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).

  • Display apparatus
    Patent number: 5627557
    Abstract: A display apparatus according to this invention includes a plurality of pixels, each of which is supplied with a pixel data; a pixel capacitance for accumulating an electric charge in accordance with the pixel data; a holding capacitance provided to each of the pixels to hold the pixel data; and a buffer amplifier for supplying the electric charge to the pixel capacitance in accordance with the voltage of the holding capacitance.
    Type: Grant
    Filed: August 18, 1993
    Date of Patent: May 6, 1997
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Akira Yamaguchi, Yutaka Ishii, Yoshitaka Yamamoto, Tomoaki Toichi