Patents by Inventor Jize Xiong

Jize Xiong 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).

  • Providing internet protocol (IP) security
    Patent number: 6928553
    Abstract: A method of providing Internet Protocol (IP) security at a network layer, that includes using two or more independent databases to process secure information, with a first database specifying a set of rules for the IP security and a level of security, and with a second database maintaining security information for at least two systems.
    Type: Grant
    Filed: September 18, 2001
    Date of Patent: August 9, 2005
    Assignee: Aastra Technologies Limited
    Inventors: Jize Xiong, Jerome Freedman
  • Providing internet protocol (IP) security
    Publication number: 20030061507
    Abstract: A method of providing Internet Protocol (IP) security at a network layer, that includes using two or more independent databases to process secure information, with a first database specifying a set of rules for the IP security and a level of security, and with a second database maintaining security information for at least two systems.
    Type: Application
    Filed: September 18, 2001
    Publication date: March 27, 2003
    Inventors: Jize Xiong, Jerome Freedman