Patents by Inventor Yukio Katakura

Yukio Katakura 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).

  • Processing apparatus, processing method, and communication system
    Patent number: 8862724
    Abstract: A processing apparatus includes: an address converter configured to return an address in response to a search request from a server; and a substitute controller configured to control the address converter to return a first address in response to a first search request from a first server when the address converter has not received a second search request for a second address from a second server, and return the second address in response to the first search request from the first server when the address converter has received a second search request for the second address from the second server.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: October 14, 2014
    Assignee: Fujitsu Limited
    Inventors: Yukio Katakura, Hiroaki Komine, Yasuo Maeda, Katsuyoshi Tsuhara
  • Communication system, processing apparatus, and communication method in communication system
    Patent number: 8472596
    Abstract: A processing apparatus, including: a query statistics unit which inputs a query request for querying a destination for first telephone number, and counts the number of input query requests; and a restriction control unit which transmits to a restriction control apparatus which performs outgoing call restriction, a restriction request to restrict a telephone call by second telephone number, when the counted number of the query requests is equal to or greater than a restriction start threshold, wherein the telephone call by the second telephone number is restricted by transmission of the restriction request, and a telephone call by the first telephone number is performed.
    Type: Grant
    Filed: March 30, 2011
    Date of Patent: June 25, 2013
    Assignee: Fujitsu Limited
    Inventors: Yukio Katakura, Hiroaki Komine, Yasuo Maeda, Katsuyoshi Tsuhara
  • PROCESSING APPARATUS, PROCESSING METHOD, AND COMMUNICATION SYSTEM
    Publication number: 20120030350
    Abstract: A processing apparatus includes: an address converter configured to return an address in response to a search request from a server; and a substitute controller configured to control the address converter to return a first address in response to a first search request from a first server when the address converter has not received a second search request for a second address from a second server, and return the second address in response to the first search request from the first server when the address converter has received a second search request for the second address from the second server.
    Type: Application
    Filed: July 25, 2011
    Publication date: February 2, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Yukio KATAKURA, Hiroaki Komine, Yasuo Maeda, Katsuyoshi Tsuhara
  • COMMUNICATION SYSTEM, PROCESSING APPARATUS, AND COMMUNICATION METHOD IN COMMUNICATION SYSTEM
    Publication number: 20110293080
    Abstract: A processing apparatus, including: a query statistics unit which inputs a query request for querying a destination for first telephone number, and counts the number of input query requests; and a restriction control unit which transmits to a restriction control apparatus which performs outgoing call restriction, a restriction request to restrict a telephone call by second telephone number, when the counted number of the query requests is equal to or greater than a restriction start threshold, wherein the telephone call by the second telephone number is restricted by transmission of the restriction request, and a telephone call by the first telephone number is performed.
    Type: Application
    Filed: March 30, 2011
    Publication date: December 1, 2011
    Applicant: Fujitsu Limited
    Inventors: Yukio Katakura, Hiroaki Komine, Yasuo Maeda, Katsuyoshi Tsuhara