Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1095163 | Cold storage container | Jingping Li | 2025-09-30 |
| D1091256 | Cold storage container | Jingping Li | 2025-09-02 |
| D1091257 | Cold storage container | Jingping Li | 2025-09-02 |
| D1042555 | Portable cooler | — | 2024-09-17 |
| D1041516 | Portable cooler | — | 2024-09-10 |
| D1041515 | Portable cooler | — | 2024-09-10 |
| 9647908 | Method, apparatus and system for determining software performance | — | 2017-05-09 |
| 7932632 | Switching power supply with overvoltage protection and overvoltage protection method thereof | Yonggang Ru, Shiqiang Yu, Baoguo CHEN | 2011-04-26 |
| 7791904 | Inductance-voltage clamping full-bridge soft-switch circuit | Yanfeng Li, Yonggang Ru | 2010-09-07 |