Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12337735 | Self-balancing vibration damping system, active vibration damping seat, and transport equipment | Jingchen HU, Qiyin GUO | 2025-06-24 |
| 11952860 | Staged cementing device and staged cementing method | Jinli Qin, Yang Liu, Wujun Chen, Ben Liu, Zhaohui Guo +4 more | 2024-04-09 |
| 10618532 | Train coupler structural health monitoring system | Chang Zhang, Lei Liu, Xihong Jin, Xining Li, Xiangjian Yang +3 more | 2020-04-14 |