Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808152 | Method for real-time strength estimation, grading, and early warning of rock mass in tunnel boring machine (TBM) tunneling | Lijie Du, Yalei Yang, Yong Zhao, Siming Tian | 2023-11-07 |
| D976234 | Soundbar | Xiaodong Yu, Yonggang Song, Jianbo Li, Mang Lu | 2023-01-24 |