Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392700 | Gas density relay with online self-checking function, and checking method therefor | Jin-Ru Chen, Min Chang, Tiexin Xia, Haiyong Jin | 2025-08-19 |
| 12276699 | Gas density relay with online self-checking function and checking method therefor | Haiyong Jin, Haiming Liao, Xiaowei Ye, Yueming Zhu | 2025-04-15 |
| 12255032 | Maintenance-free gas density relay and cross-checking method therefor | Haiyong Jin, Tiexin Xia, Zhengcao Guo, Min Chang, Lele Wang | 2025-03-18 |