Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D994992 | Pet playpen | Yongquan Yu, Liuzhu Chen | 2023-08-08 |
| D994230 | Pet playpen | Yongquan Yu, Liuzhu Chen | 2023-08-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D994992 | Pet playpen | Yongquan Yu, Liuzhu Chen | 2023-08-08 |
| D994230 | Pet playpen | Yongquan Yu, Liuzhu Chen | 2023-08-01 |