Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725745 | Regulator | Biao Zhou, Yanwei Lei, Dan Liu, Guolei Fan, Xiaojuan Qin | 2023-08-15 |
| 11371621 | Balance structure for a regulator | Guolei Fan, Ping Huo, Yanwei Lei, Jing Zhang | 2022-06-28 |
| 11035479 | Circumferentially-sectioned valve cages | Justin Lane Masias, David O. Plummer, Guolei Fan | 2021-06-15 |