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

Ryutaro KEMBO

FI Fujifilm Business Innovation: 2 patents #90 of 391Top 25%
Overall (2025): #90,415 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12399442 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Yukiaki NAKAMURA, Tomoaki Tanaka 2025-08-26
12326692 Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge Tomoaki Tanaka, Yukiaki NAKAMURA 2025-06-10