Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11033472 | Hair-care agent and method for oxidative hair dying or bleaching with selected dicarboxylic acids | Hartmut Manneck, Thomas Hippe | 2021-06-15 |
| 10987291 | Gentle agents and methods for oxidative dyeing using selected dicarboxylic acids | Hartmut Manneck, Thomas Hippe | 2021-04-27 |
| 10918581 | Oxidation agent preparations | Camille Grosjacques, Sylvia Kerl, Susanne Hagenow, Hartmut Manneck | 2021-02-16 |
| 10835471 | Method for dyeing keratin fibers | Camille Grosjacques, Aileen Wagner, Susanne Hagenow, Hartmut Manneck | 2020-11-17 |
| 10624825 | Method for homogenously dyeing keratinous fibers | Camille Grosjacques, Susanne Hagenow, Sylvia Kerl, Hartmut Manneck | 2020-04-21 |
| 10265252 | Odor-reducing developer for oxidation dyes | Hartmut Manneck, Stefan Hoepfner, Matthias Schweinsberg | 2019-04-23 |
| 10143646 | Oxidative coloring or blonding agent gentle on hair, and gentle hair coloring or blonding method | Thomas Hippe, Hartmut Manneck | 2018-12-04 |
| 9980891 | Agent and method for oxidative hair coloring or bleaching, which are gentle on hair | Hartmut Manneck, Thomas Hippe | 2018-05-29 |
| 9463150 | Agent for coloring and/or lightening keratinic fibers without ammonia odor | Manuela Ehlert, Irmgard Bender, Mechtild Grunwald, Constanze Neuba, Norbert Schettiger +3 more | 2016-10-11 |