Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891892 | Square pile construction method and equipment of a rotary drilling rig | Biao Zheng, Jie Zheng | 2024-02-06 |
| 10279686 | Locomotive regenerative electric energy feedback system with ice melting function and control method | Hao Yang, Yu Wang, Yeyuan Xie, Hongde Liu | 2019-05-07 |