Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7626788 | Control circuit of ground fault circuit interrupter (GFCI) | Kunliu Wang, Fudong Shu | 2009-12-01 |
| 7271987 | Grounding fault circuit interrupter | Songling Lin | 2007-09-18 |
| D545272 | Socket | Songling Lin | 2007-06-26 |