Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10568360 | Press puffing device | Jianguo TANG, Xudong ZHENG, Xu Zeng, Ru Wang, Chengya Wang +8 more | 2020-02-25 |
| 10568361 | Press and snorting type smoking paraphernalia for heating cigarettes | Jianguo TANG, Xudong ZHENG, Xu Zeng, Ru Wang, Chengya Wang +8 more | 2020-02-25 |
| 10440987 | Device for automatically detruding cigarette butt | Xu Zeng, Jianguo TANG, Xudong ZHENG, Ru Wang, Chengya Wang +6 more | 2019-10-15 |