found 4 in 292ms
patent
score
priority
expiry  
expired
references
current assignee
title
6139616131997-07-312018-07-30122Nippon Chemical Indus…;  Toho Ganryo Kogyo Co.…;  Rust-preventive pigment composition and rust-preventive paints containing the same
4334933221979-05-211999-12-31117Nippon Chemical Indus…;  Toho Ganryo Kogyo Co.…;  Process for preparing stable inorganic pigment
4100074561975-08-071996-08-0512Nippon Chemical Indus…;  Toho Ganryo Kogyo Co.…;  Antimony trioxide composition and process of producing the same
5248337601990-04-112011-04-1013Toho Ganryo Kogyo Co., Ltd.;  Stable lead chromate pigment composition and process for producing the same