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Junzaburo Seino

SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
Overall (All Time): #1,680,322 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4536569 2-Cyano-4-nitro-6-chlorophenylazo 3-acetyl-or propionylamino-N,N-di-n-pentyl or hexylanilines Kiyoyasu Hashimoto, Kenji Yoshinaga, Yoshio Mori, Hirohito Kenmochi, Katsunobu Sato 1985-08-20
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