Patents by Inventor Jungyun SON

Jungyun SON 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).

  • User authentication system using IP address and method thereof
    Patent number: 8474030
    Abstract: A method for authenticating a user by IP address check includes: receiving a URL and a session cookie from a client; determining whether or not an IP address of the client has been changed based on the session cookie; resetting the session cookie, if the IP address has been changed, by adding the changed IP address as a temporary IP address thereto; determining whether or not the URL is required to perform IP address check; requesting a re-login to the client if it is determined that the URL is required to perform IP address check; and adding the temporary IP address to a valid IP address list for the user if the re-login is successful.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: June 25, 2013
    Assignee: NHN Business Platform Corporation
    Inventors: Inhyuk Choi, Youngsik Jung, Minchol Song, Jongwon Paek, Haneul Lee, Jungyun Son, Hyoungjun Lee, Sungho Lee, Sanghun Jeon
  • USER AUTHENTICATION SYSTEM USING IP ADDRESS AND METHOD THEREOF
    Publication number: 20090055912
    Abstract: A method for authenticating a user by IP address check includes: receiving a URL and a session cookie from a client; determining whether or not an IP address of the client has been changed based on the session cookie; resetting the session cookie, if the IP address has been changed, by adding the changed IP address as a temporary IP address thereto; determining whether or not the URL is required to perform IP address check; requesting a re-login to the client if it is determined that the URL is required to perform IP address check; and adding the temporary IP address to a valid IP address list for the user if the re-login is successful.
    Type: Application
    Filed: August 20, 2008
    Publication date: February 26, 2009
    Applicant: NHN CORPORATION
    Inventors: Inhyuk CHOI, Youngsik JUNG, Minchol SONG, Jongwon PAEK, Haneul LEE, Jungyun SON, Hyoungjun LEE, Sungho LEE, Sanghun JEON