Motoaki Umezu
Dainichiseika Color & Chemicals Mfg. Co. · Ukima Colour & Chemicals Mfg. Co. · Shin-Etsu Chemical Co.
Total Patents:
7
Overall Rank:
#695,693
Years Active:
2000–2024
Dainichiseika Color & Chemicals Mfg. Co. Rank:
#37