TS

Toshiharu Shimamaki

DC Daito Chemix: 4 patents #1 of 27Top 4%
TC Tokyo Ohka Kogyo Co.: 3 patents #291 of 684Top 45%
Overall (All Time): #1,228,392 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8519073 Compound and polymeric compound Yoshiyuki Utsumi, Hiroaki Shimizu, Kyoko Ohshita, Kenshin Niwa, Seihin Shu 2013-08-27
8324331 Fluorine-containing compound and polymeric compound Kenji Uenaga 2012-12-04
6153733 (Disulfonyl diazomethane compounds) Hiroto Yukawa, Waki Ohkubo, Kouki Tamura, Kei Mori 2000-11-28
5945517 Chemical-sensitization photoresist composition Kazuyuki Nitta, Kazufumi Sato, Kunio Hayakawa, Shin-ya Kuramoto 1999-08-31