Inventor
YIM JONG-CHOUL
KR5 patents
Patents
5 patentsUS9622022B2Apr 11, 2017
Master IMS terminal for sharing IMS-based service, slave IMS terminal for sharing IMS-based service, system for sharing IMS-based service, and sharing method
ELECTRONICS & TELECOMMUNICATIONS RES INST4 citations69
US12463839B2Nov 4, 2025
Apparatus and method for electing committee node in blockchain
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations60
US12177358B2Dec 24, 2024
Apparatus and method for processing distributed consensus using multi-signature
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations48
US11409734B2Aug 9, 2022
Blockchain system and operation method thereof
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations47
US10075545B2Sep 11, 2018
Apparatus and method for managing zone presence
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations30