Johannes Sobel

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Photographic recording material containing a hydroquinone diether c...
- Patent number 5,362,615
- Issue date Nov 8, 1994
- Agfa AG
- Jorg Hagemann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic recording material
- Patent number 4,952,487
- Issue date Aug 28, 1990
- Agfa-Gevaert Aktiengesellschaft
- Gunter Renner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light sensitive, stabilized photographic recording material
- Patent number 4,943,519
- Issue date Jul 24, 1990
- Agfa-Gevaert Aktiengesellschaft
- Gunter Helling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Curtain coating process
- Patent number 4,942,068
- Issue date Jul 17, 1990
- Agfa-Gevaert Aktiengessellschaft
- Wolfgang Schweicher
- 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
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
Hardened proteinic binder layer
- Patent number 4,840,890
- Issue date Jun 20, 1989
- Agfa-Gevaert Aktiengesellschaft
- Hans Ohlschlager
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic material with pyrazolone coupler and oil former
- Patent number 4,810,625
- Issue date Mar 7, 1989
- Agfa-Gevaert Aktiengesellschaft
- Klaus Wagner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic recording element containing a UV absorbent and a silv...
- Patent number 4,749,643
- Issue date Jun 7, 1988
- Agfa-Gevaert Aktiengesellschaft
- Hans Ohlschlager
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic recording material
- Patent number 4,464,464
- Issue date Aug 7, 1984
- Agfa-Gevaert Aktiengesellschaft
- Reinhart Matejec
- 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
Method of stabilizing color photographic materials and a color phot...
- Patent number 4,339,515
- Issue date Jul 13, 1982
- Agfa-Gevaert Aktiengesellschaft
- Karl-Wilhelm Schranz
- 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
Color photographic materials and color photographic images
- Patent number 4,330,606
- Issue date May 18, 1982
- AGFA-Gevaert A.G.
- Johannes Sobel
- 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

Johannes Sobel

Person

Patents Grantslast 30 patents

Photographic recording material containing a hydroquinone diether c...

Color photographic recording material

Light sensitive, stabilized photographic recording material

Curtain coating process

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

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

Hardened proteinic binder layer

Photographic material with pyrazolone coupler and oil former

Photographic recording element containing a UV absorbent and a silv...

Color photographic recording material

Photographic silver halide material

Method of stabilizing color photographic materials and a color phot...

Process for hardening photographic gelatin

Color photographic materials and color photographic images

Process for hardening a photographic material