Patents by Inventor Willie Hsu

Willie Hsu 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: 7240068
    Abstract: The present invention relates to the field of software-based services in communication networks. More particularly, it includes systems and methods for maintaining and utilizing routing data to handle event notifications generated by call handling in a service logic execution environment. Particular aspects of the present invention are described in the claims, specification and drawings.
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: July 3, 2007
    Assignee: TrueTel Communications, Inc.
    Inventors: Willie Hsu, Tsui-Yu Shuai, Anand Katakwar, Liang-Chih Yuan
  • Patent number: 7218927
    Abstract: The present invention relates to the field of software-based services in communication networks. More particularly, it includes systems and methods for maintaining and utilizing routing data to handle event notifications generated by call handling in a service logic execution environment. Particular aspects of the present invention are described in the claims, specification and drawings.
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: May 15, 2007
    Assignee: TrueTel Communications, Inc.
    Inventors: Willie Hsu, Abhay Kulkarni, Ramana Devarapalli
  • Publication number: 20040098396
    Abstract: The present invention relates to the field of software-based services in communication networks. More particularly, it includes systems and methods for maintaining and utilizing routing data to handle event notifications generated by call handling in a service logic execution environment. Particular aspects of the present invention are described in the claims, specification and drawings.
    Type: Application
    Filed: March 24, 2003
    Publication date: May 20, 2004
    Inventors: Willie Hsu, Tsui-Yu Shuai, Anand Katakwar, Liang-Chih Yuan
  • Publication number: 20030179875
    Abstract: The present invention relates to the field of software-based services in communication networks. More particularly, it includes systems and methods for maintaining and utilizing routing data to handle event notifications generated by call handling in a service logic execution environment. Particular aspects of the present invention are described in the claims, specification and drawings.
    Type: Application
    Filed: March 24, 2003
    Publication date: September 25, 2003
    Inventors: Willie Hsu, Abhay Kulkarni, Ramana Devarapalli
  • Patent number: 5848243
    Abstract: A system and method for maintaining complex relationships between computer network elements. The system provides a common database for storing node, type, and view data. The views are created and maintained by the network management system. When a new node is added or parentage of a node is changed, the views of a node are modified in a network database.
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: December 8, 1998
    Assignee: Sun Microsystems, Inc.
    Inventors: Abhay S. Kulkarni, Willie Hsu