Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10429007 | Gas pressure tank structure | Zhaoli Yang, Xuejun Zhu, Sijin Zhang, Chengqun Yan, Zhongxian Du +3 more | 2019-10-01 |
| 10294696 | Locking mechanism for a tank body and a tank cover of a pressure tank | Yuepeng Zheng, Rizhuo Bai, Sijin Zhang, Chengqun Yan, Zhongxian Du +3 more | 2019-05-21 |