AS

Akihiro Seki

SC Shin-Etsu Chemical Co.: 2 patents #56 of 264Top 25%
📍 Joetsu, JP: #15 of 33 inventorsTop 50%
Overall (2004): #74,212 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6737214 Chemical amplification resist compositions Takanobu Takeda, Osamu Watanabe, Kazuhiro Hirahara, Katsuya Takemura, Wataru Kusaki 2004-05-18
6682869 Chemical amplification, positive resist compositions Youichi Ohsawa, Jun Watanabe, Takanobu Takeda 2004-01-27