Patents by Inventor Jo SUGINO

Jo SUGINO 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).

  • Patent number: 10659956
    Abstract: A contract assignment switching apparatus includes a memory and a processor configured to send a notification to switch an assignment of identification information corresponding to one contract for communication through a telephone network, at a switching time of the assignment of the identification information, to a first terminal device to which the identification information is assigned before the switching time and a second terminal device to which the identification information is assigned after the switching time, and request the first terminal device and the second terminal device to rewrite information with respect to the contract stored in the first terminal device and the second terminal device respectively so as to switch the assignment of the identification information from the first terminal device to the second terminal device in accordance with a response to the notification from each of the first terminal device and the second terminal device.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: May 19, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Yu Minakuchi, Hideyuki Matsuda, Jo Sugino
  • Publication number: 20170373949
    Abstract: A control apparatus executes configuration processing that includes applying filters for blocking input and output of a test packet to ports associated with the packet forwarding devices, except for one or more ports on an assumed forwarding route in a section targeted for a forwarding status determination and configuring the packet forwarding device located at an end port of the section so that the test packet that arrives at the end port is forwarded to the control apparatus, executes communication processing that includes transmitting the test packet from the communication circuit to a start port of the section, and executes determination processing that includes determining that packet forwarding is performed normally in the section, upon receipt of the test packet via the communication circuit after the transmission of the test packet.
    Type: Application
    Filed: June 13, 2017
    Publication date: December 28, 2017
    Applicant: FUJITSU LIMITED
    Inventors: Tomoya FURUICHI, Jo SUGINO