Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11787539 | Convertible aircraft system | Heng Ren, Qiang Li, Xingjian Li | 2023-10-17 |
| 8057238 | Magnetically actuated visual display board | Qiang Li, Xingjian Li | 2011-11-15 |
| 6513858 | Roll-up car cover | Qiang Li, Xingjian Li | 2003-02-04 |