Inventor
WEBER INGO REINHOLD
DE5 patents
Patents
5 patentsUS9758469B2Sep 12, 2017
Process for the preparation of 2-substituted-1,4-benzenediamines and salts thereof
NOXELL CORP0 citations38
US9688609B2Jun 27, 2017
Telescoping synthesis of 2-methoxymethyl-P-phenylenediamine
NOXELL CORP0 citations38
US10688033B2Jun 23, 2020
Hair colouration formulation
NOXELL CORP0 citations36
US9695109B2Jul 4, 2017
Telescoping synthesis of 2-methoxymethyl-p-phenylenediamine
NOXELL CORP0 citations36
US9587116B2Mar 7, 2017
Azo direct dyes and method for dyeing hair using these dyes
NOXELL CORP0 citations35