Thomas Kruger

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Color photographic recording material containing a DIR coupler
- Patent number 5,035,987
- Issue date Jul 30, 1991
- Agfa-Gevaert Aktiengesellschaft
- Heinrich Odenwalder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic recording material containing a DIR coupler
- Patent number 5,021,332
- Issue date Jun 4, 1991
- Agfa-Gevaert Aktiengesellschaft
- Peter Bergthaller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic recording material containing a DIR coupler
- Patent number 5,021,331
- Issue date Jun 4, 1991
- Agfa-Gevaert Aktiengesellschaft
- Hans Vetter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic recording material containing a coupler releasin...
- Patent number 5,021,330
- Issue date Jun 4, 1991
- Agfa-Gevaert Aktiengesellschaft
- Peter Bergthaller
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY