Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329296 | Displacement absorption tunnels for circular beads | Liang Xi, Siguang Xu | 2022-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329296 | Displacement absorption tunnels for circular beads | Liang Xi, Siguang Xu | 2022-05-10 |