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Inventor
OHNISHI MASAO
JP
2 patents
Patents
2 patents
US6475590B1
Nov 5, 2002
Aminium salt or diimonium salt compounds and use thereof
NIPPON KAYAKU KK
24 citations
86
US5387264A
Feb 7, 1995
Method for dyeing or coloring organic macromolecular substance by using coumarin compound or coloring material
NIPPON KAYAKU KK
4 citations
55