TO

Toshiaki Oi

KA Kao: 2 patents #1,388 of 3,221Top 45%
Overall (All Time): #2,020,126 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8926859 Polishing composition for silicon wafers Masahiko Suzuki, Mami Okamura 2015-01-06
7972398 Polishing composition for glass substrate Kazuhiko Nishimoto 2011-07-05