Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252857 | Construction method for removing mud in jacket steel pipe pile | Dongdong Wang, Hui Liu, Dapeng Wang, Dongliang Lv, Xuan Sun +1 more | 2025-03-18 |
| D977199 | Welding helmet | — | 2023-01-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252857 | Construction method for removing mud in jacket steel pipe pile | Dongdong Wang, Hui Liu, Dapeng Wang, Dongliang Lv, Xuan Sun +1 more | 2025-03-18 |
| D977199 | Welding helmet | — | 2023-01-31 |