Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11727825 | Braille teaching material and method of manufacturing same | In-sik Seo | 2023-08-15 |
| D976861 | Portable sound player | — | 2023-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11727825 | Braille teaching material and method of manufacturing same | In-sik Seo | 2023-08-15 |
| D976861 | Portable sound player | — | 2023-01-31 |