Issued Patents All Time
Showing 1–1 of 1 patents
| 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, Xiaojun Shi | 2022-12-20 |