Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11898400 | Frame door with split connection frame | Liujian Zhang, Junhua Jiang, Peike Zhang, Yechen Xu, Xiaobin He | 2024-02-13 |
| 11466509 | Split iron frame door structure | Peike Zhang, Junhua Jiang, Yechen Xu, Lei Ying | 2022-10-11 |