MH

Masahiro Hiraki

NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
Overall (All Time): #3,914,707 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4968784 Phenylazophenylazonaphtholsulfonic acids substituted by a triaminotriazine radical Hidenori Imai, Yoshiaki Shimizu 1990-11-06