GL

Gangtie Lei

BC Beijing Visionox Technology Co.: 1 patents #16 of 28Top 60%
TU Tsinghua University: 1 patents #1,221 of 2,815Top 45%
Overall (All Time): #3,387,488 of 4,157,543Top 85%
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Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7227027 Carbazole derivative and its use in electroluminescent devices Yong Qiu, Juan Qiao, Jianhua Wang, Liduo Wang, Lian Duan 2007-06-05