Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10827399 | Method for switching roadside navigation unit in navigation system, and device | Hui Li | 2020-11-03 |
| 10809086 | Navigation system, apparatus, and method | Hui Li, Zhihua Yang | 2020-10-20 |