Inventor
DOEHLING ANNELIE
DE3 patents
Patents
3 patentsUS5961667AOct 5, 1999
Dyeing hair with compositions which contain oxidation dye precursor compounds, alkaline earth metal peroxides and inorganic or organic acids
WELLA AG55 citations92
US5865855AFeb 2, 1999
Bis-pyrazole aza compounds, processes for making them, and hair dye compositions containing these compounds
WELLA AG43 citations90
US7749283B2Jul 6, 2010
Colorant with nacreous luster for keratin fibers
WELLA AG0 citations36