Inventor

NAGASAKI KAZUNOBU

JP2 patents

Patents

2 patents

US7462228B2Dec 9, 2008

Water-base black ink composition and colored product

NIPPON KAYAKU KK10 citations82

US6409810B1Jun 25, 2002

Water-soluble trisazo compounds, aqueous ink composition and colored article

NIPPON KAYAKU KK2 citations61