Karl Kuffner

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Unterhaching, DE

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Patents Grantslast 30 patents

Information Patent Grant
Color-photographic recording material containing non-diffusing elec...
- Patent number 4,436,810
- Issue date Mar 13, 1984
- Agfa-Gevaert Aktiengesellschaft
- Karl Kuffner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the production of color photographic images using new w...
- Patent number 4,204,867
- Issue date May 27, 1980
- AGFA-Gevaert, A.G.
- Karl Kuffner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light-sensitive photographic material
- Patent number 4,183,752
- Issue date Jan 15, 1980
- AGFA-Gevaert Aktiengesellschaft
- Karl Kuffner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Equivalent yellow couplers
- Patent number 4,133,958
- Issue date Jan 9, 1979
- AGFA-Gevaert Aktiengesellschaft
- Immo Boie
- C07 - ORGANIC CHEMISTRY