Inventor

FROHLING BEATE

DE2 patents

Patents

2 patents

US8992633B2Mar 31, 2015

Disulfide dyes

MARQUAIS-BIENEWALD SOPHIE2 citations57

US8641783B2Feb 4, 2014

Disulfide or thiol polymeric hair dyes

MARQUAIS-BIENEWALD SOPHIE2 citations46