RI

Ryoji Ishii

TC Toppan Printing Co.: 1 patents #37 of 129Top 30%
Overall (2022): #277,398 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11535437 Gas barrier film Takeshi Nishikawa, Tadashi Hongo 2022-12-27