Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10148172 | Power supply module | Douglas James Malcolm, Yanfei Liu, Guoping Zhang, Zhuo Wu, Xinliang Luo | 2018-12-04 |
| 9907184 | Manufacturing method for a power supply module | Yanfei Liu, Douglas James Malcolm | 2018-02-27 |
| 9773607 | Coil with variable inner diameter and electronic module made from the coil | Douglas James Malcolm, Yanfei Liu | 2017-09-26 |