Patents by Inventor Katsumi Yagita

Katsumi Yagita 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).

  • NON-DISPLAYING METHOD OF SECRET INFORMATION AND INFORMATION PROCESSING DEVICE
    Publication number: 20100058481
    Abstract: A screen based on display information is displayed on a display device, secret information in the display information is discriminated based on a predetermined condition, the secret information is non-displayed by replacing the secret information with specified characters or images, and the display information other than the secret information and the post-converting secret information are transmitted to another device.
    Type: Application
    Filed: July 9, 2009
    Publication date: March 4, 2010
    Applicant: FUJITSU LIMITED
    Inventor: Katsumi YAGITA
  • System for batch transfer file management using a list to organize a batch of blocks into buffers
    Patent number: 5577242
    Abstract: A storage section stores therein one or more files each composed of a plurality of data blocks each having a constant length. A plurality of buffers are provided corresponding to the plurality of blocks. A batch block demand section generates a batch block input demand for batch inputting the plurality of blocks of the storage section. A batch transfer processing section performs an input process of the plurality of blocks between the batch block demand section and the plurality of blocks, and at the same time performs the input process of the plurality of blocks between the plurality of buffer and the storage section.
    Type: Grant
    Filed: September 1, 1993
    Date of Patent: November 19, 1996
    Assignee: Fujitsu Limited
    Inventors: Satoru Yamaguchi, Yutaka Ito, Naoya Matsumoto, Yoshihiro Morita, Katsumi Yagita