Sandra Rohweder

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Phosphate-type tensides combined with hair conditioning agents in h...
- Patent number 7,255,718
- Issue date Aug 14, 2007
- Hans Schwarzkopf GmbH & Co. KG
- Mustafa Akram
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Agents for treating keratin fibers
- Patent number 6,485,528
- Issue date Nov 26, 2002
- Hans Schwarzkopf GmbH & Co. KG
- Holger Bartels
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hair colorants and an application mixture for coloring human hair
- Patent number 6,139,853
- Issue date Oct 31, 2000
- Hans Schwarzkopf GmbH & Co. KG
- Mustafa Akram
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE