Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422829 | System and method for linkage alarm between gas alarm and gas meter | Zehua SHAO, Junyan ZHOU, Lei Zhang, Xiaojun WEI | 2025-09-23 |
| 12119171 | High-temperature superconducting flux pump system | Wei Wang, Hanxin Ye, Chao-Hsun Yang, Jiafu Wei, Yuntian Zhang | 2024-10-15 |
| 11989007 | Methods for linkage between alarm based on gas and gas meter and internet of things systems thereof | Zehua SHAO, Junyan ZHOU, Lei Zhang, Xiaojun WEI | 2024-05-21 |
| 7381081 | Auxiliary mounting apparatus for expansion cards | Jun-Xiong Zhang, Jia-Qi Fu | 2008-06-03 |
| 5957197 | Downhole cut-off valve used for cementing | Xianchang Xia, Fuyan Zhang, Shaoxia Han, Xijun Tian | 1999-09-28 |