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Oka Koichi

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,621,840 of 4,157,543Top 90%
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Patent #TitleCo-InventorsDate
6092942 Printing device, printing method, image forming apparatus and image forming method Tatsuo Hayashi 2000-07-25