Patents by Inventor Do Yeon Koo

Do Yeon Koo 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).

  • Method and apparatus for providing secure messaging service
    Patent number: 12388638
    Abstract: Provided are a method and an apparatus for providing a secure message service. The method according to some embodiments includes inquiring a public key of a counterpart user to be invited to a chat room, generating an encryption key related to the chat room using the inquired public key and a private key of a chat room opening user, and transmitting the encryption key to be delivered to a terminal of the counterpart user.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: August 12, 2025
    Assignee: SAMSUNG SDS CO., LTD.
    Inventors: Seung Min Yeo, Ji Min Son, Da Hye Wi, Do Yeon Koo, Dae Yeoul Lee
  • METHOD FOR PROTECTING MESSAGE AND APPARATUS IMPLEMENTING THE SAME
    Publication number: 20250080976
    Abstract: There is provided a method for protecting a message, performed by a transmitting terminal. The method may comprise acquiring a protection message; configuring message data for transmission by excluding at least a portion of a text of the protection message; transmitting the message data to a receiving terminal of the protection message; receiving a text request for the protection message from the receiving terminal; and transmitting the text of the protection message to the receiving terminal in response to the text request.
    Type: Application
    Filed: June 17, 2024
    Publication date: March 6, 2025
    Applicant: SAMSUNG SDS CO., LTD.
    Inventors: Dae Yeoul LEE, Seung Min YEO, Do Yeon KOO
  • METHOD AND APPARATUS FOR PROVIDING SECURE MESSAGING SERVICE
    Publication number: 20230388112
    Abstract: Provided are a method and an apparatus for providing a secure message service. The method according to some embodiments includes inquiring a public key of a counterpart user to be invited to a chat room, generating an encryption key related to the chat room using the inquired public key and a private key of a chat room opening user, and transmitting the encryption key to be delivered to a terminal of the counterpart user.
    Type: Application
    Filed: May 22, 2023
    Publication date: November 30, 2023
    Applicant: SAMSUNG SDS CO., LTD.
    Inventors: Seung Min YEO, Ji Min Son, Da Hye Wi, Do Yeon Koo, Dae Yeoul Lee