KH

Kehchyn Ho

AC Asia Union Electronic Chemical: 1 patents #6 of 11Top 55%
Overall (All Time): #3,104,950 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8721918 Method for purifying fluoride etching solution by using hydroxide compound and ion exchange resin absorption Curtis Dove 2014-05-13