TH

Takako Hirosaki

TC Tokyo Ohka Kogyo Co.: 3 patents #15 of 105Top 15%
Overall (2011): #34,834 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8062825 Positive resist composition and resist pattern forming method Tomoyuki Ando 2011-11-22
7981588 Negative resist composition and method of forming resist pattern Taku Hirayama, Daiju Shiono 2011-07-19
7871753 Positive resist composition and method of forming resist pattern Tasuku Matsumiya 2011-01-18