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

Kohei Ishida

SE Seiko Epson: 2 patents #147 of 926Top 20%
Overall (2025): #108,766 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12252620 Ink jet ink composition, ink set, and ink jet recording method Kohei Sharyo, Tsuyoshi Fukushima 2025-03-18
12215241 Printing ink jet ink composition and recording method Tomohiro Aruga, Natsumi OKADA 2025-02-04