Inventor
KROHN RENE
DE12 patents
Patents
12 patentsUS12048756B2Jul 30, 2024
Pigment suspension and method for dying keratinous material using the pigment suspension
HENKEL AG & CO KGAA2 citations70
US11654095B2May 23, 2023
Method for dyeing keratinous material, comprising the use of an organosilicon compound, a chromophoric compound, a modified fatty acid ester and a sealing reagent II
HENKEL AG & CO KGAA3 citations70
US11931440B2Mar 19, 2024
Two-component hair care agent, method for the production of a cosmetic agent and use of the two-component hair care agent
HENKEL AG & CO KGAA0 citations61
US11998629B2Jun 4, 2024
Method for dyeing keratinous material, comprising the use of an organosilicon compound, an effect pigment and a film-forming polymer
HENKEL AG & CO KGAA1 citations60
US11883518B2Jan 30, 2024
Method for dyeing keratinous material, comprising the use of an organosilicon compound, an hydroxycarboxylic acid ester, a diol and a dyeing compound
HENKEL AG & CO KGAA1 citations60
US10813861B2Oct 27, 2020
Hair treatment agent containing sulfated or sulfonated oils and amidoamines
HENKEL AG & CO KGAA1 citations60
US11304890B2Apr 19, 2022
Conditioning hair treatment product with washout protection
HENKEL AG & CO KGAA0 citations59
US10945941B2Mar 16, 2021
Powerful hair treatment agent with anti-washout effect
HENKEL AG & CO KGAA1 citations54
US10933005B2Mar 2, 2021
Powerful hair treatment agent having anti-washout effect
HENKEL AG & CO KGAA1 citations54
US12329839B2Jun 17, 2025
Active substance composition for protecting artificially coloured hair
HENKEL AG & CO KGAA0 citations50
US12485077B2Dec 2, 2025
Method for dyeing keratinous material, comprising the use of an organosilicon compound, an effect pigment and a post-treatment agent
HENKEL AG & CO KGAA0 citations49
US10857081B2Dec 8, 2020
Stable color-protecting hair treatment agent comprising lanthanide salt
HENKEL AG & CO KGAA0 citations40