SC

Sihai Cao

NT National Center For Nanoscience And Technology: 1 patents #7 of 49Top 15%
Overall (All Time): #3,199,273 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8133642 Metal optical grayscale mask and manufacturing method thereof Chuanfei Guo, Qian Liu, Yongsheng Wang 2012-03-13