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Hiroshi Daio

SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #3,467,567 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6680112 Magnetic recording medium and production process thereof Mikio Suzuki, Kimie Takagi, Wenqiang Lu 2004-01-20