Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9958074 | Valve seat ring and multi-way valve having valve seat ring | Mingmin Wan, Jianshe Yao, Zhi Gao, Liyun Zhu | 2018-05-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9958074 | Valve seat ring and multi-way valve having valve seat ring | Mingmin Wan, Jianshe Yao, Zhi Gao, Liyun Zhu | 2018-05-01 |