Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10751808 | Positioning assembly and method | Amr Elfizy | 2020-08-25 |
| 10557248 | Post-grouting method for immersed tube joint base | Wei Lin, Jibing Gao, Heng Liang, Kexin Liu, Li-Peng Wang +7 more | 2020-02-11 |