Inventor
STOLZENBURG RUDOLF
DE10 patents
Patents
10 patentsUS5021330AJun 4, 1991
Color photographic recording material containing a coupler releasing a photographically active compound
AGFA GEVAERT AG24 citations91
US4524124AJun 18, 1985
Color photographic recording material containing a thiazole azo dye releaser for cyan dyes
AGFA GEVAERT AG15 citations73
US4521506AJun 4, 1985
Monoazo pyridinol dyes chelated or capable of being chelated with metal ions and their use for image production
AGFA GEVAERT AG18 citations73
US4870000ASep 26, 1989
Color photograhic recording material containing a coupler which releases a photographically active compound
AGFA GEVAERT AG10 citations72
US4195992AApr 1, 1980
Photographic dye diffusion transfer process
AGFA GEVAERT AG7 citations72
US4767698AAug 30, 1988
Photographic material containing a pyridine azo or pyridazine azo cyan dye releasing compound
AGFA GEVAERT AG3 citations62
US4393132AJul 12, 1983
Photographic recording material with arylazocyanoacetic ester dye releasers
AGFA GEVAERT AG2 citations62
US4579805AApr 1, 1986
Color photographic recording material containing a thiophene azo dye releaser for cyan dyes
AGFA GEVAERT AG2 citations61
US4559296ADec 17, 1985
Photographic recording material containing new azo dyes
AGFA GEVAERT AG3 citations61
US4139383AFeb 13, 1979
Dye diffusion transfer employing pyridine azo dye
AGFA GEVAERT AG6 citations61