Wolfgang Himmelmann

Person

Opladen-Lutzenkirchen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Photographic silver halide element with protective layer
- Patent number 5,085,981
- Issue date Feb 4, 1992
- Agfa-Gevaert Aktiengesellschaft
- Wolfgang Himmelmann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the preparation of reagent layers containing hydrophobi...
- Patent number 5,057,276
- Issue date Oct 15, 1991
- Miles Inc.
- Gunter Helling
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photographic recording material
- Patent number 4,978,607
- Issue date Dec 18, 1990
- AGFA-Gevaert Aktiengessellschaft
- Edouard Roche
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic recording material containing polyester compounds havi...
- Patent number 4,939,077
- Issue date Jul 3, 1990
- Agfa-Gevaert Aktiengesellschaft
- Gunter Helling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic recording material
- Patent number 4,939,079
- Issue date Jul 3, 1990
- Agfa/Gevaert Aktiengessellschaft
- Erich Wolff
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic material
- Patent number 4,906,560
- Issue date Mar 6, 1990
- Agfa-Gevaert Aktiengesellschaft
- Fritz Nittel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hardeners for proteins, a layer of binder hardened therewith and a...
- Patent number 4,894,324
- Issue date Jan 16, 1990
- AGFA-Gevaert Aktiengessellschaft
- Wolfgang Himmelmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of sulfoalkyl quaternary salts and for...
- Patent number 4,883,880
- Issue date Nov 28, 1989
- AGFA-Gevaert Aktiengessellschaft
- Helmut Kampfer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic dye diffusion transfer process and color photographic...
- Patent number 4,847,179
- Issue date Jul 11, 1989
- AGFA-Gevaert Aktiengessellschaft
- Immo Boie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hardeners for proteins, a binder layer hardened therewith and a pho...
- Patent number 4,845,024
- Issue date Jul 4, 1989
- AGFA-Gevaert Aktiengessellschaft
- Wolfgang Himmelmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic recording material and a process for the product...
- Patent number 4,724,197
- Issue date Feb 9, 1988
- Agfa-Gevaert Aktiengesellschaft
- Reinhart Matejec
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic recording material containing a polymeric gelati...
- Patent number 4,714,671
- Issue date Dec 22, 1987
- Agfa-Gevaert Aktiengesellschaft
- Gunter Helling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic recording material and a process for the production of...
- Patent number 4,710,454
- Issue date Dec 1, 1987
- Hans Langen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic silver halide recording material with cellulose dicarb...
- Patent number 4,603,102
- Issue date Jul 29, 1986
- Agfa-Gevaert Aktiengesellschaft
- Wolfgang Himmelmann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dye diffusion transfer process wherein proteolytic enzyme decompose...
- Patent number 4,548,887
- Issue date Oct 22, 1985
- AGFA-Gevaert AG
- Gunter Helling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic silver halide recording material with graft copolymer...
- Patent number 4,524,131
- Issue date Jun 18, 1985
- Agfa-Gevaert Aktiengesellschaft
- Wolfgang Himmelmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of dispersions of hydrophobic substance...
- Patent number 4,388,403
- Issue date Jun 14, 1983
- Agfa-Gevaert Aktiengesellschaft
- Gunter Helling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive photographic recording material comprising a dyed layer
- Patent number 4,379,838
- Issue date Apr 12, 1983
- Agfa-Gevaert Aktiengesellschaft
- Gunter Helling
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Light-sensitive photographic material comprising polymeric mordant...
- Patent number 4,353,972
- Issue date Oct 12, 1982
- AGFA-Gevaert A.G.
- Gunter Helling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic silver halide material
- Patent number 4,349,624
- Issue date Sep 14, 1982
- Agfa-Gevaert Aktiengesellschaft
- Johannes Sobel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for hardening photographic gelatin
- Patent number 4,338,394
- Issue date Jul 6, 1982
- Agfa-Gevaert Aktiengesellschaft
- Wolfgang Himmelmann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for hardening a photographic material
- Patent number 4,323,646
- Issue date Apr 6, 1982
- Agfa-Gevaert Aktiengesellschaft
- Peter Bergthaller
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the production of matting layers
- Patent number 4,287,299
- Issue date Sep 1, 1981
- AGFA-Gevaert A.G.
- Wolfgang Himmelmann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic film unit for the production of colored transfer images
- Patent number 4,284,708
- Issue date Aug 18, 1981
- Agfa-Gevaert Aktiengesellschaft
- Gunter Helling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the hardening of photographic layers utilizing fast act...
- Patent number 4,233,398
- Issue date Nov 11, 1980
- AGFA-Gevaert, A.G.
- Fritz Nittel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic silver halide color material containing fast-acting ha...
- Patent number 4,123,281
- Issue date Oct 31, 1978
- AGFA-GEVAERT N.V.
- Marcel J. Monbaliu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for hardening photographic layers containing gelatine
- Patent number 4,119,464
- Issue date Oct 10, 1978
- AGFA-Gevaert Aktiengesellschaft
- Wolfgang Sauerteig
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for hardening photographic layers
- Patent number 4,116,700
- Issue date Sep 26, 1978
- AGFA-Gevaert, A.G.
- Wolfgang Himmelmann
- C07 - ORGANIC CHEMISTRY

Wolfgang Himmelmann

Person

Patents Grantslast 30 patents

Photographic silver halide element with protective layer

Process for the preparation of reagent layers containing hydrophobi...

Photographic recording material

Photographic recording material containing polyester compounds havi...

Photographic recording material

Photographic material

Hardeners for proteins, a layer of binder hardened therewith and a...

Process for the preparation of sulfoalkyl quaternary salts and for...

Photographic dye diffusion transfer process and color photographic...

Hardeners for proteins, a binder layer hardened therewith and a pho...

Color photographic recording material and a process for the product...

Color photographic recording material containing a polymeric gelati...

Photographic recording material and a process for the production of...

Photographic silver halide recording material with cellulose dicarb...

Dye diffusion transfer process wherein proteolytic enzyme decompose...

Photographic silver halide recording material with graft copolymer...

Process for the preparation of dispersions of hydrophobic substance...

Photosensitive photographic recording material comprising a dyed layer

Light-sensitive photographic material comprising polymeric mordant...

Photographic silver halide material

Process for hardening photographic gelatin

Process for hardening a photographic material

Process for the production of matting layers

Photographic film unit for the production of colored transfer images

Process for the hardening of photographic layers utilizing fast act...

Photographic silver halide color material containing fast-acting ha...

Process for hardening photographic layers containing gelatine

Process for hardening photographic layers