Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655608 | Water stopping device of suspension and sliding type and an application thereof | Zengjun Li, Naishou Zhang, Wei Pan, Yiyong Li, Qiang Wang +1 more | 2023-05-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655608 | Water stopping device of suspension and sliding type and an application thereof | Zengjun Li, Naishou Zhang, Wei Pan, Yiyong Li, Qiang Wang +1 more | 2023-05-23 |