Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10272449 | Pulse-width-modulated electromagnetic valve for controlling fluid flow direction and shower head incorporating same | Xiaofa Lin, Xiaoshan Lin, Qiqiao Liu, Xiaoqing Deng | 2019-04-30 |