Patents by Inventor Kazutomo Kon

Kazutomo Kon 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).

  • Packet routing apparatus having label switching function
    Patent number: 7031307
    Abstract: A packet routing apparatus holds at the least one policy condition, and at the least one label corresponding to the respective policy condition. The packet routing apparatus receives a packet, and determines whether any layer information included in the packet information matches any policy conditions. If at the least one layer information matches any policy condition, a label corresponding to this policy condition is extracted. The packet routing apparatus attaches the label to the packet and transmits the packet.
    Type: Grant
    Filed: March 7, 2002
    Date of Patent: April 18, 2006
    Assignee: Hitachi, Ltd.
    Inventors: Kazutomo Kon, Ken Watanabe, Kenji Ishida, Tokuhiro Niwa
  • Packet routing apparatus having label switching function
    Publication number: 20020194368
    Abstract: A packet routing apparatus holds at the least one policy condition, and at the least one label corresponding to the respective policy condition. The packet routing apparatus receives a packet, and determines whether any layer information included in the packet information matches any policy conditions. If at the least one layer information matches any policy condition, a label corresponding to this policy condition is extracted. The packet routing apparatus attaches the label to the packet and transmits the packet.
    Type: Application
    Filed: March 7, 2002
    Publication date: December 19, 2002
    Applicant: Hitachi, Ltd.
    Inventors: Kazutomo Kon, Ken Watanabe, Kenji Ishida, Tokuhiro Niwa