Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11529651 | Vibration excitation device and arc-vibration type tubular pile driving and pulling machine | Xiaoji Cao, Rongxia Cao, Peng Cao, Moxi Cao, Xianghua Cui | 2022-12-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11529651 | Vibration excitation device and arc-vibration type tubular pile driving and pulling machine | Xiaoji Cao, Rongxia Cao, Peng Cao, Moxi Cao, Xianghua Cui | 2022-12-20 |