Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11287410 | Sampling pumps and gas analyzers | Weidong Zhou, Zhonghua Liu, Yunfeng Liu, Jian Cen, Heng Chen +3 more | 2022-03-29 |
| 10656132 | Sampling pumps and gas analyzers | Weidong Zhou, Zhonghua Liu, Yunfeng Liu, Jian Cen, Heng Chen +3 more | 2020-05-19 |
| 9714927 | Medical equipment for gas monitoring | Xuegang Zhang, Zhonghua Liu, Meng Zhu, Jian Cen | 2017-07-25 |
| 9506900 | Gas treatment device and medical equipment using the same | Xuegang Zhang, Zhonghua Liu, Meng Zhu, Weidong Zhou, Jian Cen +3 more | 2016-11-29 |