Inventor

BRENA MARCO

IT4 patents

⚠️ This page may combine multiple inventors who share the name “BRENA MARCO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

3V INC

2 patents

US5530045AJun 25, 1996

Dispersions of salts of polymers or copolymers of acrylic acid and the use thereof as thickening agents

3V INC13 citations68

US5395967AMar 7, 1995

Polyquaternary compounds and the use thereof as dye fixers

3V INC0 citations48

BERTE FERRUCCIO

1 patent

US8940058B2Jan 27, 2015

Fluorescent whitening agent aqueous solutions

BERTE FERRUCCIO0 citations36

3V SIGMA SPA

1 patent

US8864851B2Oct 21, 2014

Compositions of fluorescent whitening agents

3V SIGMA SPA0 citations36