AT

Atsushi Tajika

SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Overall (All Time): #3,378,434 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7179567 Phase shift mask blank, phase shift mask, and method of manufacture Yukio Inazuki, Masayuki Nakatsu, Tsuneo Numanami, Hideo Kaneko, Satoshi Okazaki 2007-02-20