Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10111198 | Method and device for collecting location information | Feng Lian, Shengyi Qin | 2018-10-23 |
| 9848402 | Method and device for collecting location information | Feng Lian, Shengyi Qin | 2017-12-19 |