Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204422 | Navigation system, navigation method and receivers | Oxana Margaritova | 2021-12-21 |
| 10908289 | Navigation system, navigation method and receivers | Oxana Margaritova | 2021-02-02 |