Inventor

KLOTZER SIEGHART

5 patents

⚠️ This page may combine multiple inventors who share the name “KLOTZER SIEGHART”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AGFA GEVAERT AG

3 patents

US4263396AApr 21, 1981

Direct-positive photographic material

AGFA GEVAERT AG7 citations71

US3957488AMay 18, 1976

Photographic emulsion containing unfogged, heterodisperse layered silver halide grains having a prodominantly bromide core and total chloride content less than 30 mole percent

AGFA GEVAERT AG10 citations71

US3935014AJan 27, 1976

Direct-positive photographic emulsion containing, unfogged, monodispersed silver halide grains having a layered grain structure of specific silver chloride content

AGFA GEVAERT AG18 citations71

AGFA GEVAERT NV

2 patents

US4045228AAug 30, 1977

Direct positive emulsions containing fogged, monodispersed silver halide grains having more than 10 mile % iodide

AGFA GEVAERT NV8 citations71

US4059450ANov 22, 1977

Direct positive silver halide elements

AGFA GEVAERT NV5 citations60