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Hiroshi Tanaka
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Saitama Prefecture, JP
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last 30 patents
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Patent Grant
Active ingredient combinations for hair-dyeing agents
Patent number
7,179,303
Issue date
Feb 20, 2007
Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
Wolfgang Wolff
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Colorants for keratin fibers comprising a 5,6-dihydroxyindoline der...
Patent number
6,090,161
Issue date
Jul 18, 2000
Henkel Kommanditgesellschaft auf Aktien (KGaA)
Horst Hoeffkes
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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last 30 patents
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Patent Application
Active ingredient combinations for hair-dyeing agents
Publication number
20040133996
Publication date
Jul 15, 2004
Wolfgang Wolff
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE