FK

Fusaharu Kumayama

NC Nitto Kasei Co.: 2 patents #5 of 27Top 20%
SC Shionogi & Co.: 2 patents #396 of 1,054Top 40%
📍 Somalomo, CM: #648 of 1,329 inventorsTop 50%
Overall (All Time): #2,324,552 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4935408 Organotin compounds and pesticides containing them Hideyuki Imazaki, Masazumi Fujikawa, Katsuaki Oba, Toshio Takahashi 1990-06-19
4774235 Organotin compounds and pesticides containing them Hideyuki Imazaki, Masazumi Fujikawa, Katsuaki Oba, Toshio Takahashi 1988-09-27