TS

Tsutomu Sumioka

DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
Overall (All Time): #3,918,979 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
4797711 Image scanning apparatus Shigeru Sasada, Masahiro Yamamoto, Yoshio Shimizu 1989-01-10