Patents by Inventor Tetsuya Matsukata

Tetsuya Matsukata 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).

  • Portable information terminal, recording medium and program
    Patent number: 6540606
    Abstract: A portable information terminal has, as its functions, a path display unit for successively displaying a path depending on operation of direction keys, a character display unit for displaying at least one imaginary character on a display unit, a comparing unit for comparing the input timing of a control signal and the output timing based on a predetermined sequence with each other, an influence determining unit for determining the magnitude of an influence on the imaginary character based on the result of comparison from the comparing unit, and a table registering unit for registering information of the imaginary character in an information table.
    Type: Grant
    Filed: February 7, 2000
    Date of Patent: April 1, 2003
    Assignee: Sony Computer Entertainment Inc.
    Inventor: Tetsuya Matsukata