Patents by Inventor Hyun-Ok OH

Hyun-Ok OH 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).

  • Publication number: 20240370136
    Abstract: Disclosed are a content box providing method and a user terminal.
    Type: Application
    Filed: June 12, 2024
    Publication date: November 7, 2024
    Inventors: You Jin KIM, Yong Jun KWON, Hyun Ok CHOI, Han Gyeol OH, Kyung Moo AN, Eun Soo HEO
  • Publication number: 20240273450
    Abstract: Disclosed is a logistics management method and apparatus using a blockchain, in which a logistics movement path can be tracked while privacy for logistics information is ensured. The disclosed logistics management method using a blockchain includes generating first transaction information for registration of a target unit including at least one child unit, transmitting the first transaction information to a blockchain network, generating second transaction information according to transfer of ownership of the target unit, and transmitting the second transaction information to the blockchain network.
    Type: Application
    Filed: November 23, 2023
    Publication date: August 15, 2024
    Inventors: Hyun Ok OH, Jong Ho KIM, Jun Hee LEE
  • Patent number: 12039147
    Abstract: A link shared through a chat room in a chat application is displayed. When a selection of the link is received, a content execution result corresponding to the link through an in-app browser of the chat application or an external browser distinct from the chat application is displayed. A notification for a new chat message is then displayed while the content execution result is being displayed through the in-app browser or the external browser. When a selection for the notification of the new chat message is received, the display of the content execution result is switched to a display of the chat room in which the new chat message was received. A content box, which enables access to the content execution result, is displayed on the switched display of the chat room.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: July 16, 2024
    Assignee: KAKAO CORP.
    Inventors: You Jin Kim, Yong Jun Kwon, Hyun Ok Choi, Han Gyeol Oh, Kyung Moo An, Eun Soo Heo
  • Publication number: 20240205010
    Abstract: Disclosed are a membership proof device and method for ensuring privacy. The disclosed membership proof method includes for ensuring privacy includes performing a first calculation for a user's membership proof using a zero-knowledge proof algorithm and performing a second calculation for the user's membership proof on a user value of the user using a Rivest-Shamir-Adleman (RSA) accumulator-based membership proof algorithm and transmitting results of the first and second calculations to a verifier.
    Type: Application
    Filed: December 8, 2023
    Publication date: June 20, 2024
    Inventors: Hyun Ok OH, Se Min HAN, Ji Hye KIM
  • Publication number: 20210044428
    Abstract: A blockchain-based personal information management apparatus and method. The blockchain-based personal information management method includes recording, by a first server device, an encrypted value of personal information of a user and a hash value of the personal information in a blockchain, generating, by the first server device, a proof key to be used to generate a personal information proof of the personal information and a verification key to be used to verify the personal information proof based on the personal information, generating, by a blockchain-based personal information management apparatus, the personal information proof from values recorded in the blockchain using the proof key and a prestored prove function related to a zero-knowledge proof, and verifying, by a second server device, the personal information proof from the values recorded in the blockchain using the verification key and a prestored verify function related to the zero-knowledge proof.
    Type: Application
    Filed: April 24, 2020
    Publication date: February 11, 2021
    Inventors: Jung-Yeon HWANG, Hyun-Ok OH, Seung-Hyun KIM, Soo-Hyung KIM, Jeong-Hyuk LEE