HH

Huadao Huang

UN Unknown: 1 patents #213 of 2,616Top 9%
📍 Tongji, CN: #1 of 2 inventorsTop 50%
Overall (2011): #47,289 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7940498 Circuit interrupting device with high voltage surge protection 2011-05-10
7887346 Safety shutters for electrical receptacle 2011-02-15
7883346 Supply hub safety shield 2011-02-08