Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D825469 | Ground fault circuit interrupter | Gui Chen, Hanliang Yu | 2018-08-14 |
| 10033180 | Ground fault protection circuit and ground fault circuit interrupter | Ze Chen | 2018-07-24 |
| 9947500 | Ground fault circuit interrupter | Tingting Wu, Ye Zhang | 2018-04-17 |