DF

Daisei Fujito

TC Toppan Printing Co.: 2 patents #6 of 111Top 6%
Overall (2023): #163,759 of 537,848Top 35%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11746423 Method for producing base for metal masks, method for producing metal mask for vapor deposition, base for metal masks, and metal mask for vapor deposition Naoko Mikami, Sumika Tamura, Reiji Terada, Masashi Kurata, Kiyoaki Nishitsuji +1 more 2023-09-05
11706968 Metal mask base, metal mask and method for producing metal mask Kiyoaki Nishitsuji, Takehiro Nishi 2023-07-18