YK

Yoshiki KOSHIYAMA

TO Toppan: 2 patents #16 of 177Top 10%
TC Toppan Printing Co.: 2 patents #414 of 1,467Top 30%
Overall (All Time): #1,076,434 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12275567 Gas barrier laminate and packaging bag Junichi KAMINAGA, Yumiko KOJIMA, Rika ISHII 2025-04-15
12252318 Gas-barrier laminate and packaging bag Rika ISHII, Junichi KAMINAGA, Yumiko KOJIMA 2025-03-18
11780978 Gas barrier film Junichi KAMINAGA, Sayaka HOSHI, Yuki OMURA, Seiya Suzuki 2023-10-10
7940000 Organic EL device panel and method for manufacturing the same 2011-05-10