YI

Yoji Isobe

OC Oji Paper Co.: 1 patents #173 of 423Top 45%
Overall (All Time): #3,953,245 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4749473 Process for removing ink from wastepaper Akira Shioiri, Hiroyasu Hayano 1988-06-07