Assignee
DING GUOWEN
US5 patents
Top patents by PatentIndex Score
US8394659B1Mar 12, 2013
Nitrogen reactive sputtering of Cu-In-Ga-N for solar cells
DING GUOWEN6 citations83
US8298849B2Oct 30, 2012
Nitrogen reactive sputtering of Cu-In-Ga-N for solar cells
DING GUOWEN3 citations62
US8435419B2May 7, 2013
Methods of processing substrates having metal materials
DING GUOWEN4 citations55
US8747626B2Jun 10, 2014
Method of generating high purity bismuth oxide
DING GUOWEN1 citations51
US8557615B2Oct 15, 2013
TCO materials for solar applications
DING GUOWEN1 citations51