KI

Keiichi Ibata

TC Tokyo Ohka Kogyo Co.: 2 patents #15 of 84Top 20%
Overall (2023): #137,079 of 537,848Top 30%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11746189 Hard-mask forming composition, method for manufacturing electronic component, and resin 2023-09-05
11650503 Hard mask-forming composition and method for manufacturing electronic component Junichi Tsuchiya 2023-05-16