Patents by Inventor Reiko Natsugari

Reiko Natsugari 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).

  • Path notification
    Patent number: 8774051
    Abstract: A server creates a communication path table indicating a communication path for packet data, based on connection information reported by a parent device and a relay device, and distributes the created communication path table to the parent device, the relay device and a child device. The child device transmits the packet data to a relay device indicated in the communication path table, based on the distributed communication path table. The relay device transfers the packet data transmitted from the child device, to a relay device or a parent device indicated in the communication path table, based on the distributed communication path table.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: July 8, 2014
    Assignee: NEC Corporation
    Inventors: Toru Yamamoto, Reiko Natsugari
  • PATH NOTIFICATION
    Publication number: 20120099585
    Abstract: A server creates a communication path table indicating a communication path for packet data, based on connection information reported by a parent device and a relay device, and distributes the created communication path table to the parent device, the relay device and a child device. The child device transmits the packet data to a relay device indicated in the communication path table, based on the distributed communication path table. The relay device transfers the packet data transmitted from the child device, to a relay device or a parent device indicated in the communication path table, based on the distributed communication path table.
    Type: Application
    Filed: September 22, 2011
    Publication date: April 26, 2012
    Inventors: Toru Yamamoto, Reiko Natsugari