Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11532222 | Safety service system and method thereof | Ji-Young Lee, Yong Rae Jo, Jung Hwa Yoo, Ji Hyun Yoo | 2022-12-20 |
| 11436907 | Safety service system and method thereof | Ji-Young Lee, Yong Rae Jo, Jung Hwa Yoo, Ji Hyun Yoo | 2022-09-06 |
| 11326894 | Navigation device, navigation system, and method of operating the same | Hyungjun Kim | 2022-05-10 |