Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10481275 | Long term repeatability of determined position in GNSS navigation system | Liwen L. Dai | 2019-11-19 |
| 10386496 | Navigation satellite orbit and clock determination with low latency clock corrections | Liwen L. Dai, Sonia U. Kuntz, Yujie Zhang | 2019-08-20 |
| 10338232 | Navigation satellite wide-lane bias determination system and method | Yujie Zhang, Liwen L. Dai | 2019-07-02 |
| 10191157 | Precise low-latency GNSS satellite clock estimation | Liwen L. Dai, Sonia U. Kuntz, Yujie Zhang | 2019-01-29 |