Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11268318 | Frame forming structure for use with frame and sash of aluminium-wood combined door/window | Chengming Dong, Chengjie He | 2022-03-08 |
| 10683064 | Pipe-like appendage for pontoon structure | Aziz Amirali Merchant, Anis Altaf Hussain, Ankit Kumar Choudhary, Peifeng Ma | 2020-06-16 |
| 10641034 | Assembly frame structure of wooden casement window and corner assembly method | Chengming Dong, Lijiao Yin, Weixing Wu, Yibin Jiang, Zhixiang XU +2 more | 2020-05-05 |