Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338682 | Compound spring bar | Nianqing Zhang, Shehua Wei | 2025-06-24 |
| 11839991 | Custom-made blinds andshades cutting machines | Nianqing Zhang, Shehua Wei | 2023-12-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338682 | Compound spring bar | Nianqing Zhang, Shehua Wei | 2025-06-24 |
| 11839991 | Custom-made blinds andshades cutting machines | Nianqing Zhang, Shehua Wei | 2023-12-12 |