QL

Qinghui Liu

BC Beijing Tongmei Xtal Technology Co.: 1 patents #9 of 15Top 60%
Overall (All Time): #1,730,184 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1087437 Ambient projection light Xiaoliang Ruan 2025-08-05
8691019 Process for cleaning a compound semiconductor wafer Diansheng Ren 2014-04-08