Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075909 | Multi-node authentication method and apparatus based on block chain | — | 2021-07-27 |
| 10904252 | Multi-node authentication method and apparatus based on block chain | — | 2021-01-26 |
| 10615974 | Security authentication system for generating secure key by combining multi-user authentication elements and security authentication method therefor | — | 2020-04-07 |
| 10615975 | Security authentication method for generating secure key by combining authentication elements of multi-users | — | 2020-04-07 |