Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12163826 | Method for identifying vibration magnitude of tunnel boring machine (TBM) main beam using geological feature parameter and tunneling feature parameter constructed based on TBM tunneling parameters | Lijie Du, Qingwei Li, Guangchun Xu, Xun Luo | 2024-12-10 |
| 11808152 | Method for real-time strength estimation, grading, and early warning of rock mass in tunnel boring machine (TBM) tunneling | Lijie Du, Qingwei Li, Yong Zhao, Siming Tian | 2023-11-07 |