Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11898447 | Full-circle secondary lining inverted arch construction formwork system for long-distance tunnel and formwork transporting method | Xiaosong Dai, Kaiyang Liu, Ruihua Jia, Changyi Su, Yisheng Ye +6 more | 2024-02-13 |