Wolfgang Krey

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Wuppertal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Automatic determination of the contamination of aqueous cleaning so...
- Patent number 6,653,142
- Issue date Nov 25, 2003
- Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
- Werner Opitz
- G01 - MEASURING TESTING
Information Patent Grant
Method for automatically testing and controlling surface-active con...
- Patent number 6,617,165
- Issue date Sep 9, 2003
- Henkel Kommanditgesellschaft auf Aktien
- Werner Opitz
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Conductive organic coatings
- Patent number 6,479,103
- Issue date Nov 12, 2002
- Henkel Kommanditgesellschaft auf Aktien
- Winfried Wichelhaus
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...