Patents by Inventor Yoshitomo Kumagai

Yoshitomo Kumagai 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).

  • System for segmenting graphic data installed in respective terminal into areas corresponding to terminals and each area is to be manipulated by its respective terminal
    Patent number: 5809240
    Abstract: An object of the present invention is to allow a plurality of people to manipulate a large amount of consistent graphic data concurrently and to simplify development of application programs having a distributed input facility.Data 2 to be manipulated is stored in one workstation among a plurality of workstations WS1 to WSn connected over a network 5. The data 2 is divided and displayed on each of the workstations. Operators operate input means (e.g., a mouse) included in each workstation to process the data 2 concurrently. A device for implementing a distributed input environment is installed in a window system 1. A window copying unit 1g creates copies of, for example, an editing window opened in one workstation, whereby windows are opened in the other workstations.
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: September 15, 1998
    Assignee: Fujitsu Limited
    Inventor: Yoshitomo Kumagai