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Shigemi SUGIYAMA
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Tokyo, JP
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last 30 patents
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Patent Application
GAS BARRIER LAMINATE AND PACKAGING BODY USING THE SAME
Publication number
20230312203
Publication date
Oct 5, 2023
TOPPAN INC.
Rika ISHII
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
PACKAGING MATERIAL AND PACKAGING BODY
Publication number
20220001647
Publication date
Jan 6, 2022
TOPPAN INC.
Nobuhiko IMAI
B32 - LAYERED PRODUCTS