Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10043365 | Position information prompting method, device and system | Yanfang Ye, Chao Gao | 2018-08-07 |
| 9779606 | Methods, devices, and systems for prompting whether portable locator has arrived on time | Yanfang Ye, Chao Gao | 2017-10-03 |