Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11068521 | Method and apparatus for providing relation note using correlation | Jong Sin Choi, Kyoung Ho Jeon, Jin Sang Park, Sung-Ho Song | 2021-07-20 |
| 10896291 | Method and device for providing notes by using artificial intelligence-based correlation calculation | Jong Sin Choi, Bum Jong Lee | 2021-01-19 |