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Shuwa Ozako

DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #1 of 13Top 8%
Overall (2019): #271,740 of 560,194Top 50%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10344166 Black azo pigment and colorant Kazuki Iguchi, Naomi Oguma 2019-07-09