Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D985493 | Portable power source | Dongrui Xun | 2023-05-09 |
| 8253001 | Structure of drum with multiple uses | — | 2012-08-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D985493 | Portable power source | Dongrui Xun | 2023-05-09 |
| 8253001 | Structure of drum with multiple uses | — | 2012-08-28 |