YH

Yung Hsiung Hsu

Overall (2011): #120,248 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7988831 Method for purifying an aqueous patassium hydroxide solution having rich silicon impurities Sage Hsu 2011-08-02