Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11159013 | Disconnection and switch-over device for overvoltage protection, particularly for DC systems | Niansheng Xu, Weie Chen | 2021-10-26 |
| 11159333 | Method, computer program product and apparatus for creating, registering, and verifying digitally sealed assets | Ning Xu | 2021-10-26 |