Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11138988 | Playing method for playing multi-language contents for education, and data structure and program therefor | — | 2021-10-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11138988 | Playing method for playing multi-language contents for education, and data structure and program therefor | — | 2021-10-05 |