Patents by Inventor Byung-Sun Choung

Byung-Sun Choung 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: 6487195
    Abstract: A web site server provides collaborative web page navigation feature for a group of user terminals. The location information of the web pages are relayed to all following terminals of the group, while a leading terminal of the group is navigating through the web pages by using its web browser. Each of the following terminals has a web navigation synchronizer. Upon receiving the web page location information, the web navigation synchronizer updates its respective web browser and activates the browser to locate web pages according to the web page location information.
    Type: Grant
    Filed: October 23, 1996
    Date of Patent: November 26, 2002
    Assignee: NCR Corporation
    Inventors: Byung-Sun Choung, Robert Gula
  • Patent number: 6295550
    Abstract: A web site server provides collaborative web page navigation feature for a group of user terminals. A session list is created to register the group of terminals. The location information of the web pages are relayed to all following terminals of the group, while a leading terminal of the group is navigating through the web pages by using its web browser, according to the session list. A user terminal can join a session, thus becoming a following terminal, by answering a broadcast session inquiry, or by sending a request to receiving and then answering a session list.
    Type: Grant
    Filed: October 23, 1996
    Date of Patent: September 25, 2001
    Assignee: NCR Corporation
    Inventors: Byung-Sun Choung, Robert Gula
  • Patent number: 6181689
    Abstract: A collaborative navigation server is able to share network navigation information among a group of user terminals. The server can designate one of the user terminals as a leading terminal, so that the location information of information pages are relayed to all following terminals of the group, while a leading terminal is navigating through the information pages by using its browser. The server is also able to revoke the current leading terminal and designate a following terminal as a new leading terminal and re-designate the previous leading terminal as a following terminal.
    Type: Grant
    Filed: October 23, 1996
    Date of Patent: January 30, 2001
    Assignee: NCR Corporation
    Inventors: Byung-Sun Choung, Robert Gula