Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155376 | Cigarette filter rod boxing machine | Haiping Zhang, Jianfang Wang, Hui Liang, Xudong Zeng, Shuhua Zhao +2 more | 2021-10-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155376 | Cigarette filter rod boxing machine | Haiping Zhang, Jianfang Wang, Hui Liang, Xudong Zeng, Shuhua Zhao +2 more | 2021-10-26 |