Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10440987 | Device for automatically detruding cigarette butt | Xu Zeng, Jianguo TANG, Xudong ZHENG, Ru Wang, Chengya Wang +6 more | 2019-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10440987 | Device for automatically detruding cigarette butt | Xu Zeng, Jianguo TANG, Xudong ZHENG, Ru Wang, Chengya Wang +6 more | 2019-10-15 |