DT

Dazai Takahiro

TC Tokyo Ohka Kogyo Co.: 1 patents #437 of 684Top 65%
Overall (All Time): #3,114,071 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8771921 Negative resist composition, method of forming resist pattern and polymeric compound Abe Sho, Shiono Daiju, Hirano Tomoyuki 2014-07-08