YS

Yuriko Shirai

TC Tokyo Ohka Kogyo Co.: 4 patents #253 of 684Top 40%
Overall (All Time): #1,190,805 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10363585 Cleaning solution, method of removing a removal target and method of etching a substrate using said cleaning solution Ryusuke Uchida 2019-07-30
9535330 Stripping solution for photolithography and pattern formation method Naohisa Ueno, Takuya Ohhashi 2017-01-03
8980534 Method for forming fine pattern, and coating agent for pattern fining Takumi Namiki, Mai Sugawara 2015-03-17
8216775 Anti-reflection film forming material, and method for forming resist pattern using the same Takako Hirosaki, Masahiro Masujima, Atsushi Sawano, Jun Koshiyama 2012-07-10