Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10978077 | Knowledge point mark generation system and method thereof | — | 2021-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10978077 | Knowledge point mark generation system and method thereof | — | 2021-04-13 |