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Junzaburo Seino

SC Sumitomo Chemical: 2 patents #31 of 256Top 15%
Overall (1982): #11,485 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4362273 Production of dyestuff powders Hiroshi Ikeda, Washohati Abo, Iwao Minami, Joji Fuji 1982-12-07
4331584 Styryl compounds and coloring synthetic resins therewith Masao Nishikuri, Michio Yamazaki, Kiyoteru Kojima, Hirohito Kenmochi 1982-05-25