KM

Keiichi Masunaga

SC Shin-Etsu Chemical Co.: 2 patents #84 of 311Top 30%
📍 Joetsu, JP: #25 of 68 inventorsTop 40%
Overall (2020): #152,316 of 565,922Top 30%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10725377 Chemically amplified negative resist composition and resist pattern forming process Masaaki Kotake, Satoshi Watanabe, Kenji Yamada, Masaki Ohashi 2020-07-28
10585345 Photomask blank, method for manufacturing photomask, and mask pattern formation method Shigeo Irie, Takashi Yoshii, Yukio Inazuki, Hideo Kaneko, Toyohisa Sakurada 2020-03-10