Issued Patents 2020
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10848319 | System for issuing certificate based on blockchain network, and method for issuing certificate based on blockchain network by using same | Joon Sun Uhr, Jay Wu Hong | 2020-11-24 |
| 10848318 | System for authenticating certificate based on blockchain network, and method for authenticating certificate based on blockchain network by using same | Joon Sun Uhr, Jay Wu Hong | 2020-11-24 |
| 10826888 | Method for providing certificate service based on smart contract and server using the same | Jay Wu Hong, Joon Sun Uhr | 2020-11-03 |
| 10776786 | Method for creating, registering, revoking authentication information and server using the same | Jay Wu Hong, Joon Sun Uhr | 2020-09-15 |
| 10755237 | Method for creating, registering, revoking authentication information and server using the same | Jay Wu Hong, Joon Sun Uhr | 2020-08-25 |
| 10594498 | Method and service-providing server for secure transmission of user-authenticating information | Joon Sun Uhr, Jay Wu Hong | 2020-03-17 |
| 10528756 | Method for managing information using tree structure based on blockchain, server and terminal using the same | Joon Sun Uhr, Jay Wu Hong, Moon Gju Suh | 2020-01-07 |