MY

Masao Yoshihara

SL Sumitomo Aluminum Smelting Company, Limited: 1 patents #15 of 29Top 55%
📍 Niihama, JP: #299 of 473 inventorsTop 65%
Overall (All Time): #4,115,407 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4211667 Process for producing alumina sols Koichi Yamada, Takahiro Ishida, Kazuo Sato 1980-07-08