Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10323756 | Multi-way valve | Jianshe Yao, Zhi Gao, Xuefu Li, Yunzhao Chen | 2019-06-18 |
| 10041599 | Multi-way valve and multi-way valve skid thereof | Jianshe Yao, Hao Wang, Liyun Zhu, Zhi Gao | 2018-08-07 |
| 9958074 | Valve seat ring and multi-way valve having valve seat ring | Jianshe Yao, Zhi Gao, Yunzhao Chen, Liyun Zhu | 2018-05-01 |
| 8100143 | Multi-way valve with fan-shaped flow channel sealing pair | Jianshe Yao | 2012-01-24 |