HJ

Hong Jia

BT Beijing University Of Chemical Technology: 1 patents #1 of 4Top 25%
Overall (2004): #206,923 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6827916 Method of making silica Kai Guo, Jianfeng Chen, Fen Guo 2004-12-07