Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11582234 | Method and apparatus for user authentication based on block chain | Jeong Hyeon Ma | 2023-02-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11582234 | Method and apparatus for user authentication based on block chain | Jeong Hyeon Ma | 2023-02-14 |