Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10355577 | Control circuit and control method of switching power supply | Haisong Li, Changshen Zhao, Wenliang Liu, Yangbo Yi, Tao Zhang +1 more | 2019-07-16 |
| 10247320 | Pressure regulating valve | Zhongyang Xiao | 2019-04-02 |
| 10203047 | Balanced valve element and pressure regulating valve | — | 2019-02-12 |