Horst Lehmann

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Wuppertal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cathodic electrodeposition coating agents containing bismuth salts...
- Patent number 7,374,650
- Issue date May 20, 2008
- E. I. Du Pont de Nemours and Company
- Klausjoerg Klein
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cathodic electrodeposition coating compositions containing bismuth...
- Patent number 7,351,319
- Issue date Apr 1, 2008
- E. I. Du Pont de Nemours & Co.
- Horst Lehmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing coatings on electrically conductive substrate...
- Patent number 7,211,182
- Issue date May 1, 2007
- E. I. Du Pont de Nemours and Company
- Horst Lehmann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cleaning agent and method for cleaning ultrafiltration membranes in...
- Patent number 6,843,856
- Issue date Jan 18, 2005
- E. I. Du Pont de Nemours and Company
- Horst Lehmann
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

Patents Applicationslast 30 patents

Information Patent Application
Process for producing coatings on electrically conductive substrate...
- Publication number 20050061677
- Publication date Mar 24, 2005
- Horst Lehmann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Cathodic electrodeposition coating compositions containing bismuth...
- Publication number 20040146716
- Publication date Jul 29, 2004
- Horst Lehmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Cathodic electrodeposition coating agents containing bismuth salts...
- Publication number 20040106710
- Publication date Jun 3, 2004
- Klausjoerg Klein
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...