Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162809 | Apparatus, method, computer program, and computer readable recording medium for route guidance | Ki Wook Lee, Tae Kyu Han | 2021-11-02 |
| 11156468 | Device, method, computer program, and computer-readable recording medium for route guidance | Ki Wook Lee, Tae Kyu Han | 2021-10-26 |