Patents by Inventor Matsuura Ryuji

Matsuura Ryuji 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).

  • Image display apparatus for displaying images of a plurality of kinds of video signals with asynchronous synchronizing signals and a timing correction circuit
    Patent number: 5351088
    Abstract: In an image display apparatus including a display unit for displaying an image of an inputted video signal thereon with a predetermined field frequency and a predetermined number of scanning lines using vertical and horizontal synchronizing signals for deflection of display in response to the inputted video signal, a first converter converts an inputted first video signal having a first field frequency which is lower than the predetermined field frequency and having the predetermined number of scanning lines, into an output second video signal having the predetermined field frequency and the predetermined number of scanning lines, and outputs the output second video signal to the display unit.
    Type: Grant
    Filed: August 23, 1993
    Date of Patent: September 27, 1994
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yutaka Nio, Matsuura Ryuji