Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276699 | Gas density relay with online self-checking function and checking method therefor | Xiaobeng Huang, Haiyong Jin, Xiaowei Ye, Yueming Zhu | 2025-04-15 |
| 12181525 | Field detection device, system and method for achieving no maintenance of gas density relay | Min Chang, Haiyong Jin, Zhengcao Guo, Lele Wang, WEI-LUN ZENG | 2024-12-31 |
| 12136530 | Transformation method for gas density relay, and gas density relay having online self-check function and check method thereof | Tiexin Xia, Bing-Yu He, Min Chang, Zhengcao Guo, Haiyong Jin +1 more | 2024-11-05 |
| 12038480 | Electrical system with on-line sampling verification function and verification method thereof | Tiexin Xia, Bing-Yu He, Min Chang, Zhengcao Guo, Haiyong Jin +1 more | 2024-07-16 |
| 11988713 | Contact signal acquisition circuit for on-site on-line check of gas density relay | WEI-LUN ZENG, Min Chang, Xiaobeng Huang, Haisheng Jin, Enlin Wang | 2024-05-21 |