Inventor
KNUEBEL HANS GEORG
DE5 patents
Patents
5 patentsUS11035801B2Jun 15, 2021
Method and device for computer-assisted determination of a hair colouring outcome
HENKEL AG & CO KGAA2 citations65
US12243643B2Mar 4, 2025
Determining external hair damage
HENKEL AG & CO KGAA0 citations48
US11857332B2Jan 2, 2024
Determination of a degree of elongation of hair using a NIR sensor
HENKEL AG & CO KGAA0 citations48
US12121133B2Oct 22, 2024
Method for determining a greyness level of a strand of hair
HENKEL AG & CO KGAA0 citations47
US11311093B2Apr 26, 2022
Method for determining a cross-manufacturer hair dye recommendation
HENKEL AG & CO KGAA0 citations46