KA

Kohei Ametani

DK Denki Kagaku Kogyo: 1 patents #5 of 43Top 15%
Overall (1989): #35,416 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4812426 Lead-containing oxide powder Touichi Takagi, Kouichi Shimizu 1989-03-14