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Bao Xue Chen

NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
Overall (All Time): #3,685,235 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5757995 Optical coupler Michiya Masuda 1998-05-26