Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
RS

Rikimaru Sakamoto

NI Nissan Chemical Industries: 3 patents #1 of 12Top 9%
📍 Toyama, JP: #19 of 214 inventorsTop 9%
Overall (2025): #49,153 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12405533 Resist underlayer film-forming composition containing substituted crosslinkable compound Keisuke Hashimoto, Kenji Takase, Tetsuya Shinjo, Takafumi Endo, Hirokazu Nishimaki 2025-09-02
12242194 Resist underlayer film-forming composition comprising epoxy adduct having long-chain alkyl group Takafumi Endo, Daigo Saito, Ryo Karasawa 2025-03-04
12242196 Resist underlayer film-forming composition containing indolocarbazole novolak resin Hikaru TOKUNAGA, Daigo Saito, Keisuke Hashimoto 2025-03-04