Hans-Heinrich Credner

Person

Munich, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic coating dispersion
- Patent number 5,660,760
- Issue date Aug 26, 1997
- BASF Magnetics GmbH
- Attila Vass
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a magnetic layer prepared from mag...
- Patent number 5,415,929
- Issue date May 16, 1995
- BASF Magnetic GmbH
- Attila Vass
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape containing abrasives
- Patent number 5,256,497
- Issue date Oct 26, 1993
- BASF Magnetics GmbH
- Albrecht Koller
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the production of a magnetic recording material
- Patent number 4,981,719
- Issue date Jan 1, 1991
- AGFA-Gevaert Aktiengessellschaft
- Horst Schulz
- G11 - INFORMATION STORAGE
Information Patent Grant
Photographic recording material for diffusion processes and new non...
- Patent number 4,444,867
- Issue date Apr 24, 1984
- Agfa-Gevaert Aktiengesellschaft
- Hans-Heinrich Credner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic recording material for diffusion processes and useful...
- Patent number 4,369,243
- Issue date Jan 18, 1983
- Agfa-Gevaert Aktiengesellschaft
- Hans-Heinrich Credner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the production of oxazolinone-2-compounds
- Patent number 4,275,200
- Issue date Jun 23, 1981
- AGFA-Gevaert, A.G.
- Fritz Benker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic materials containing an antistain agent
- Patent number 4,198,239
- Issue date Apr 15, 1980
- AGFA-Gevaert, A.G.
- Hans-Heinrich Credner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic materials containing anti-fogging agents
- Patent number 4,175,968
- Issue date Nov 27, 1979
- AGFA-Gevaert, A.G.
- Hans-Heinrich Credner
- 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

Hans-Heinrich Credner

Person

Patents Grantslast 30 patents

Magnetic coating dispersion

Magnetic recording medium having a magnetic layer prepared from mag...

Magnetic tape containing abrasives

Process for the production of a magnetic recording material

Photographic recording material for diffusion processes and new non...

Photographic recording material for diffusion processes and useful...

Process for the production of oxazolinone-2-compounds

Color photographic materials containing an antistain agent

Color photographic materials containing anti-fogging agents

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