NT

Naoki Takamiya

SC Sumitomo Osaka Cement Co.: 1 patents #1 of 19Top 6%
Overall (1997): #99,555 of 185,788Top 55%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5591517 Antireflection film Makoto Nakao, Akira Yazawa, Atumi Wakabayashi 1997-01-07