Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11920688 | Modular valve system | Jie Yuan, Yanwei Lei, Le Wang | 2024-03-05 |
| 11725745 | Regulator | Biao Zhou, Yanwei Lei, Dan Liu, Yawei Xiao, Xiaojuan Qin | 2023-08-15 |
| 11371621 | Balance structure for a regulator | Ping Huo, Yawei Xiao, Yanwei Lei, Jing Zhang | 2022-06-28 |
| 11035479 | Circumferentially-sectioned valve cages | Justin Lane Masias, David O. Plummer, Yawei Xiao | 2021-06-15 |
| 10782713 | Fluid regulator | Min-Hsieng Wang, David B. Davis, Tung K. Nguyen | 2020-09-22 |
| 10443749 | Slam-shut safety device with an operational feedback system | Jing Zhang, Nianchun Liu | 2019-10-15 |
| 9678516 | Balanced regulator having a balanced trim including a variable pressure sense area | Biao Zhou, Nian Chun Liu, Jing Zhang, Yang He, Tung K. Nguyen | 2017-06-13 |
| 9513636 | Fluid regulator, actuator and method of improving stability of a fluid regulator | Biao Zhou | 2016-12-06 |
| 9354639 | Balanced regulator with inlet pressure sensing tube | — | 2016-05-31 |
| 9200716 | Self aligning valve plug | Jason S. Mevius, Biao Zhou | 2015-12-01 |
| 9200722 | Balanced port sense profile for improved capacity performance | Biao Zhou, Jason S. Mevius | 2015-12-01 |