HH

Hiroyasu Hayano

OC Oji Paper Co.: 1 patents #173 of 423Top 45%
Overall (All Time): #3,953,244 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, Yoji Isobe 1988-06-07