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Fritz Nittel
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Leverkusen, DE
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last 30 patents
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Patent Grant
Color photographic recording material for the production of color i...
Patent number
5,374,505
Issue date
Dec 20, 1994
AGFA-Gevaert A.G.
Jurgen Heinecke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photographic silver halide element with gelatin layer containing si...
Patent number
5,292,628
Issue date
Mar 8, 1994
AGFA-Gevaert A.G.
Fritz Nittel
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
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 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
Photographic silver halide material containing an antistatic layer
Patent number
4,582,783
Issue date
Apr 15, 1986
Agfa-Gevaert Aktiengesellschaft
Fritz Nittel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Dispersion process
Patent number
4,419,441
Issue date
Dec 6, 1983
Agfa-Gevaert Aktiengesellschaft
Fritz Nittel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color photographic recording material containing an emulsified, hyd...
Patent number
4,368,259
Issue date
Jan 11, 1983
Agfa-Gevaert Aktiengesellschaft
Fritz Nittel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color photographic material and color photographic processes
Patent number
4,264,717
Issue date
Apr 28, 1981
AGFA-Gevaert, A.G.
Helmut Haseler
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