Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12190878 | Voice interaction method and apparatus | Ping Song, Chunliang Liu, Chao Liang | 2025-01-07 |
| 11759729 | Device and method for degassing on-load tap-changer of transformer for convenient on-site operation | Lu Liu, Honggang Han, Xuchen Lu, Jianhong Kong, Defu Wei +9 more | 2023-09-19 |
| 11416126 | Control method and apparatus | Jing Ni, Kai Qian, Zhiyan Yang, Jingjin Xu, Shi Liu +1 more | 2022-08-16 |