Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823840 | Collaborative node-based positioning method, to-be-positioned node, and collaborative node | Hui Yang, Xun Yang | 2020-11-03 |
| 10785743 | Positioning method and apparatus | Yongjun Liu | 2020-09-22 |
| 10720987 | High-altitude communications system, method, and apparatus | Yongjun Liu | 2020-07-21 |
| 10637558 | High-altitude communications system, method, and apparatus | Yongjun Liu | 2020-04-28 |