Patents by Inventor Yong-Joo CHA

Yong-Joo CHA 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).

  • Private network service providing method and system
    Patent number: 10602365
    Abstract: A private network service providing method and system for breaking dependency on a terminal and providing a private network service is provided.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: March 24, 2020
    Assignee: KT Corporation
    Inventors: Hyun-Song Lee, Sang-Woo Woo, Yong-Joo Cha
  • PRIVATE NETWORK SERVICE PROVIDING METHOD AND SYSTEM
    Publication number: 20180295509
    Abstract: A private network service providing method and system for breaking dependency on a terminal and providing a private network service is provided.
    Type: Application
    Filed: April 11, 2016
    Publication date: October 11, 2018
    Applicant: KT Corporation
    Inventors: Hyun-Song LEE, Sang-Woo WOO, Yong-Joo CHA