RT

Ryoichi Takasu

TC Tokyo Ohka Kogyo Co.: 3 patents #15 of 105Top 15%
Overall (2011): #37,004 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7989138 Fluorine-containing compound, resist composition for immersion exposure, and method of forming resist pattern Sanae Furuya, Takahiro Dazai, Takayoshi Mori, Tomoyuki Hirano 2011-08-02
7914967 Fluorine-containing compound, resist composition for immersion exposure, and method of forming resist pattern Sanae Furuya, Takayoshi Mori, Takahiro Dazai, Tomoyuki Hirano 2011-03-29
7914968 Positive resist composition and method of forming resist pattern Takeyoshi Mimura, Akiya Kawaue 2011-03-29