Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308152 | 220KV transformer movable sleeve for easy maintenance | Yuqing Sang, Yan Sun, Shuang Hao, Guoping Tong, Zhengrong Li +1 more | 2025-05-20 |
| 12293863 | 220KV transformer sleeve | Yuqing Sang, Yan Sun, Shuang Hao, Guoping Tong, Zhengrong Li +1 more | 2025-05-06 |