Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9890906 | Floating ball filling-control device for cryogenic tank | Wukai WANG, Lixia WEI, Jian Zhang, Chunjuan WANG, Xiao'e Pan +3 more | 2018-02-13 |
| 9638373 | Energy efficient vertical cryogenic tank | Hongxia Wang, Minghui Dong, Xiao'e Pan | 2017-05-02 |