Inventor
SONG HUAIYIN
CN9 patents
⚠️ This page may combine multiple inventors who share the name “SONG HUAIYIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN PROTECHT GROUP INC
6 patentsUS7889464B2Feb 15, 2011
Leakage current detection interrupter with fire protection means
GEN PROTECHT GROUP INC13 citations83
US7592924B2Sep 22, 2009
Intelligent life testing methods and apparatus for leakage current protection
GEN PROTECHT GROUP INC9 citations83
US7525441B2Apr 28, 2009
Intelligent life testing methods and apparatus for leakage current protection device with indicating means
GEN PROTECHT GROUP INC17 citations83
US7515024B2Apr 7, 2009
Movement mechanism for a ground fault circuit interrupter with automatic pressure balance compensation
GEN PROTECHT GROUP INC16 citations82
US7978032B2Jul 12, 2011
Locking mechanism for protecting a ground fault circuit interrupter from faulty resetting
GEN PROTECHT GROUP INC4 citations61
US7522064B2Apr 21, 2009
Apparatus and methods for testing the life of a leakage current protection device
GEN PROTECHT GROUP INC5 citations61