Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9742302 | Zero-crossing detection circuit and switching power supply thereof | Hongfeng An | 2017-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9742302 | Zero-crossing detection circuit and switching power supply thereof | Hongfeng An | 2017-08-22 |