ST

Shizuo Takumi

NC Nikki-Universal Co.: 1 patents #1 of 3Top 35%
📍 Kamakura, JP: #18 of 90 inventorsTop 20%
Overall (1982): #30,966 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4309312 Manufacture of spherical alumina from gibbsite Toshio Hashimoto, Masaru Tatsushima 1982-01-05