Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12326206 | Cable holder, magnetic ring fixing device, and air conditioner outdoor unit | Zhenhao Ma, Junyan Zhang, Jianke Li, Zhilin Zhao | 2025-06-10 |
| 12013426 | Method for DC islanding detection based on positive feedback of bus voltage at specific frequency | Wuhua Li, Qinghui Huang, Chushan Li, Heya Yang, Xiaowei Gu +2 more | 2024-06-18 |
| 11973422 | High step-down modular DC power supply | Wuhua Li, Chushan Li, Lin Zhu, Shengdao REN, Huiqiang Yan +2 more | 2024-04-30 |
| 4204241 | Low power consumption relay switching circuit for use in conjunction with a line test trunk interfacing to a test desk | — | 1980-05-20 |