YA

Yasushi Akiyama

AU Az Electronic Materials Usa: 4 patents #24 of 135Top 20%
DC Dainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
📍 Nomi, JP: #18 of 102 inventorsTop 20%
Overall (All Time): #856,257 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8697336 Composition for forming a developable bottom antireflective coating Shigemasa Nakasugi, Kazuma Yamamoto, Shinji Miyazaki, Munirathna Padmanaban, Srinivasan Chakrapani 2014-04-15
8568955 Composition for formation of top antireflective film, and pattern formation method using the composition Go Noya, Katsutoshi Kuramoto, Yusuke Takano 2013-10-29
8043792 Composition for formation of antireflection film and pattern formation method using the same Katsutoshi Kuramoto, Masakazu Kobayashi 2011-10-25
7799513 Process for preventing development defect and composition for use in the same Yusuke Takano, Kiyohisa Takahashi, Sung-Eun Hong, Tetsuo Okayasu 2010-09-21
7537882 Anti-reflective coating composition and production method for pattern using the same Jirou Matsuo, Kiyofumi Takano, Yusuke Takano 2009-05-26
7365115 Composition for antireflection coating and method for forming pattern Yusuke Takano 2008-04-29