CC

Chunhua Cheng

GG General Protecht Group: 1 patents #4 of 9Top 45%
📍 Yueqing, CN: #2 of 4 inventorsTop 50%
Overall (2011): #336,331 of 364,097Top 95%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7884292 Electrical safety receptacle with a cross-connection circuit Yulin Zhang, Sunmin Lu 2011-02-08