Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10692672 | DC vacuum interrupter with multi-polar transverse permanent magnetic structure | Hui Ma, Zhiyuan Liu, Jianhua Wang, Yingsan Geng, Xiangwen Xiao +1 more | 2020-06-23 |