Helmut Lehmann

Person

Reinbek, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Coating which is resistant to partial discharges, for enamelled wire
- Patent number 6,337,442
- Issue date Jan 8, 2002
- Schenectady International, Inc.
- Klaus-Wilhelm Lienert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Wire enamels containing polyesterimides and/or polyamideimides with...
- Patent number 6,316,046
- Issue date Nov 13, 2001
- Schenectady International
- Klaus-Wilhelm Liener
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Wire enamel formulation with internal lubricant
- Patent number 6,022,918
- Issue date Feb 8, 2000
- BASF Coatings AG
- Klaus-Wilhelm Lienert
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-bonding enamel solution for heat-resistant coatings
- Patent number 5,059,660
- Issue date Oct 22, 1991
- BASF Aktiengesellschaft
- Peter Hoessel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Heat-curable hot-melt enamel and its preparation
- Patent number 4,751,107
- Issue date Jun 14, 1988
- BASF Aktiengesellschaft
- Udo Reiter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impregnation of thread-covered wires and braided conductors by extr...
- Patent number 4,590,025
- Issue date May 20, 1986
- Dr. Beck & Co. Aktiengesellschaft
- Udo Reiter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Preparation of aqueous thermosetting electrical insulating varnishes
- Patent number 4,439,579
- Issue date Mar 27, 1984
- BASF Aktiengesellschaft
- Udo Reiter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Preparation of aqueous thermosetting electrical insulating varnishe...
- Patent number 4,429,072
- Issue date Jan 31, 1984
- BASF Aktiengesellschaft
- Udo Reiter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermosetting polycondensates containing amide and imide groups, an...
- Patent number 4,384,061
- Issue date May 17, 1983
- BASF Aktiengesellschaft
- Udo Reiter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrical insulation of metallic conductors
- Patent number 4,252,842
- Issue date Feb 24, 1981
- BASF Aktiengesellschaft
- Hans Jung
- H01 - BASIC ELECTRIC ELEMENTS

Helmut Lehmann

Person

Patents Grantslast 30 patents

Coating which is resistant to partial discharges, for enamelled wire

Wire enamels containing polyesterimides and/or polyamideimides with...

Wire enamel formulation with internal lubricant

Self-bonding enamel solution for heat-resistant coatings

Heat-curable hot-melt enamel and its preparation

Impregnation of thread-covered wires and braided conductors by extr...

Preparation of aqueous thermosetting electrical insulating varnishes

Preparation of aqueous thermosetting electrical insulating varnishe...

Thermosetting polycondensates containing amide and imide groups, an...

Electrical insulation of metallic conductors