Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8997292 | Extended-span and alternatively-shaped arch bridge and construction method therefor | Yong Li, Yiyan Chen, Min Li, Shuai Guo | 2015-04-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8997292 | Extended-span and alternatively-shaped arch bridge and construction method therefor | Yong Li, Yiyan Chen, Min Li, Shuai Guo | 2015-04-07 |