Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11311052 | Device with separate gas inlet for cigarette set | Ru Wang, Xu Zeng, Chengya Wang, Shanzhai Shang, Ping Lei +7 more | 2022-04-26 |
| 11160315 | Compression charging device | Ru Wang, Chengya Wang, Xu Zeng, Jingmei Han, Ping Lei +7 more | 2021-11-02 |
| 10463073 | Sliding cover-opening device | Jianguo TANG, Xudong ZHENG, Xu Zeng, Ru Wang, Chengya Wang +9 more | 2019-11-05 |