Identity Verification Method Using Chameleon Hash Function and System Supporthiong the Same
(카멜레온 해시 함수를 활용한 신원 검증 방법 및 시스템)
Patent Application (Korea)
Application Number: 10-2024-0144894
Application Date: 2024-10-22

Device and method for user authentication using SBT
(SBT를 활용한 사용자 인증 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0193467
Application Date:  2023.12.27

Device and method for issuing student card
(학생증 발급 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0188069
Application Date:  2023.12.21

Device and method for user reputation modeling
(사용자 평판 모델링 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0188095
Application Date:  2023.12.21
Registration Number: 10-2872442
Registration Date: 2025-10-14

Device and method for metaverse service connectivity
(메타버스 서비스 접속 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0188074
Application Date:  2023.12.21

Device and method for space authentication in the metaverse
(메타버스 공간 인증 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0188076
Application Date:  2023.12.21

Device and method for blockchain keyword search
(블록체인 키워드 검색 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0188072
Application Date:  2023.12.21

NFT-based watermarking device and method
(아이템 위변조 방지를 위한 NFT 기반의 워터마킹 장치 및 방법)
Patent Application (Korea)
Application Number:  10-2023-0187498
Application Date:  2023.12.20

Methods and devices for trading electricity between users for rapid charging of electric vehicles
(전기차 급속 충전을 위한 사용자 간 전기에너지 거래 방법 및 장치)
Patent Application (Korea, PCT)
Application Number:  10-2023-0073833,  PCT/KR2023/012189
Application Date:  2023.06.08,  2023.08.17 (PCT)

Data access control system using substitution cipher based on blockchain, data access control apparatus and data access control method
(블록체인을 기반으로 한 치환 암호화를 이용한 데이터 접근 제어 시스템, 장치 및 그 방법)
Patent Application (Korea, PCT)
Application Number: 10-2022-0165756, PCT/KR2023/019401
Application Date:  2022.11.24, 2023.12.01 (PCT)

Object-oriented Non-fungible token
(객체 지향 기반 NFT)
Patent Application (Korea)
Application Number: 10-2022-0159326
Application Date:  2022.11.24
Registration Number: 10-2778532
Registration Date: 2025-03-04

Private key recovery system based on authentication of ownership of personal devices and method thereof
(개인 기기 소유 인증 기반의 개인키 복구 시스템 및 방법)
Patent Application (Korea)
Application Number: 10-2022-0159497
Application Date:  2022.11.24
Registartion Number: 10-2868315
Registration Date: 2025-09-30

System for verifying video data integrity using bitmap serial and method thereof
(비트맵 시리얼을 이용한 동영상 데이터 무결성 검증 시스템 및 방법)
Patent Application (Korea)
Application Number: 10-2022-0159803
Application Date:  2022.11.24
Registration Number: 10-2738671
Registration Date: 2024-12-02 

Method and system for generating and restoring a private key by using GPS data of pictures
(휴대폰 사진의 GPS 위치 데이터를 이용한 개인키 생성 및 복구 방법 이를 이용한 시스템)
Patent Registration (Korea)
Application Number: 10-2021-0029171
Application Date:  2021-03-05
Registration Number: 10-2470261-0000
Registration Date:  2022-11-18

Blockchain network and method for preprocessing by using an agent in a blockchain network
(에이전트 기반의 블록체인 네트워크 및 상기 네트워크의 전처리 방법)
Patent Registration (Korea)
Application Number: 10-2019-0172804
Application Date:  2019-12-23
Registration Number: 10-2396433-0000
Registration Date:  2022-05-04

Classification methods for smart contract
(스마트 컨트랙트의 분류 장치 및 분류 방법)
Patent Registration (Korea)
Application Number: 10-2018-0134286
Application Date:  2018-11-05
Registration Number: 10-2119611-0000
Registration Date:  2020-06-01