Wolfgang Oberkirch

Person

Cologne, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Condensation products of thioalkylene oxides of polythio-alkylene o...
- Patent number 4,745,175
- Issue date May 17, 1988
- Bayer Aktiengesellschaft
- Thomas Scholl
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Alkoxylated aminopolyethers, a process for their preparation
- Patent number 4,739,094
- Issue date Apr 19, 1988
- Bayer Aktiengesellschaft
- Jan Mazanek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymers based on maleic anhydride and .alpha., .beta.-unsaturate...
- Patent number 4,670,516
- Issue date Jun 2, 1987
- Bayer Aktiengesellschaft
- Gunter Sackmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and means for preventing blockages of crude oil deposits by...
- Patent number 4,603,738
- Issue date Aug 5, 1986
- Bayer Aktiengesellschaft
- Wolfgang Oberkirch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Composite material for shielding against electromagnetic radiation
- Patent number 4,471,015
- Issue date Sep 11, 1984
- Bayer Aktiengesellschaft
- Harold Ebneth
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Composite material for shielding against electromagnetic radiation
- Patent number 4,435,465
- Issue date Mar 6, 1984
- Bayer Aktiengesellschaft
- Harold Ebneth
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Thermoplastic synthetic material and a process for its production
- Patent number 4,317,890
- Issue date Mar 2, 1982
- Bayer Aktiengesellschaft
- Wilhelm Goyert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel transparent polyurethane polyurea films for lamination of gla...
- Patent number 4,254,176
- Issue date Mar 3, 1981
- Bayer Aktiengesellschaft
- Hanns P. Muller
- B32 - LAYERED PRODUCTS
Information Patent Grant
Novel transparent polyurethane polyureas for lamination of glazing...
- Patent number 4,174,240
- Issue date Nov 13, 1979
- Bayer Aktiengesellschaft
- Hanns P. Muller
- B32 - LAYERED PRODUCTS
Information Patent Grant
Polymer systems containing polycarbodiimides and thermoplastic polymer
- Patent number 4,169,866
- Issue date Oct 2, 1979
- Bayer Aktiengesellschaft
- Wulf VON Bonin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel transparent polyurethane polyureas for lamination of glazing...
- Patent number 4,166,149
- Issue date Aug 28, 1979
- Bayer Aktiengesellschaft
- Hanns P. Muller
- B32 - LAYERED PRODUCTS
Information Patent Grant
Novel transparent polyurethane polyureas for lamination of glazing...
- Patent number 4,139,674
- Issue date Feb 13, 1979
- Bayer Aktiengesellschaft
- Hanns P. Muller
- B32 - LAYERED PRODUCTS

Wolfgang Oberkirch

Person

Patents Grantslast 30 patents

Condensation products of thioalkylene oxides of polythio-alkylene o...

Alkoxylated aminopolyethers, a process for their preparation

Copolymers based on maleic anhydride and .alpha., .beta.-unsaturate...

Process and means for preventing blockages of crude oil deposits by...

Composite material for shielding against electromagnetic radiation

Composite material for shielding against electromagnetic radiation

Thermoplastic synthetic material and a process for its production

Novel transparent polyurethane polyurea films for lamination of gla...

Novel transparent polyurethane polyureas for lamination of glazing...

Polymer systems containing polycarbodiimides and thermoplastic polymer

Novel transparent polyurethane polyureas for lamination of glazing...

Novel transparent polyurethane polyureas for lamination of glazing...