Uwe Kobs

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Oberhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Substituted diaminophenols, process for their preparation, and hair...
- Patent number 5,990,355
- Issue date Nov 23, 1999
- Hans Schwarzkopf GmbH & Co. KG
- Mustafa Akram
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Substituted diaminophenols, and hair dyes containing such compounds
- Patent number 5,676,706
- Issue date Oct 14, 1997
- Mustafa Akram
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE