NO

Naomi Oguma

DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #1 of 13Top 8%
Overall (2019): #331,473 of 560,194Top 60%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

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