Issued Patents All Time
Showing 1–8 of 8 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 |
| 12154738 | Method for modifying gas density relay, and gas density relay having online self-checking function and checking method therefor | Haiyong Jin, Tiexin Xia, Zhengcao Guo, Min Chang, Lele Wang +2 more | 2024-11-26 |
| 12099093 | Method for modifying gas density relay, and gas density relay having online self-checking function and checking method therefor | Min Chang, Tiexin Xia, Zhengcao Guo, Wei Zheng, Haiyong JING | 2024-09-24 |
| 12046433 | Electrical system with on-line sampling verification function and verification method thereof | Haiyong Jin, Tiexin Xia, Zhengcao Guo, Min Chang, Lele Wang | 2024-07-23 |
| 11988714 | Gas density relay verification device and verification method therefor | Haiyong Jin, Yehong Wu, WEI-LUN ZENG, Caixia Hao, Lele Wang | 2024-05-21 |
| 11988713 | Contact signal acquisition circuit for on-site on-line check of gas density relay | WEI-LUN ZENG, Min Chang, Haiming Liao, Haisheng Jin, Enlin Wang | 2024-05-21 |