Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10523011 | Voltage compensation apparatus for photovoltaic system and photovoltaic system | Yanfei Yu, Hua Ni, Zongjun Yang | 2019-12-31 |
| 10503126 | Access control method for parallel direct current power supplies and device thereof | Hua Ni, Yanfei Yu, Zongjun Yang | 2019-12-10 |