YT

Yusaku Takashima

SA San-Apro: 4 patents #3 of 35Top 9%
TC Tokyo Ohka Kogyo Co.: 1 patents #437 of 684Top 65%
Overall (All Time): #1,102,903 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11926581 Sulfonium salt, photoacid generator, curable composition, and resist composition Takuto Nakao 2024-03-12
11370751 Sulfonium salt, heat- or photo-acid generator, heat- or photo-curable composition, and cured product thereof Noriya Fukunaga 2022-06-28
10683266 Sulfonium salt, photoacid generator, photocurable composition, and cured product thereof Noriya Fukunaga 2020-06-16
9045398 Sulfonium salt and photo-acid generator Issei Suzuki, Takuya Ikeda, Takeshi Furuta, Yoshitaka Komuro, Yoshiyuki Utsumi +2 more 2015-06-02