Inventor
LAPP OTTO
10 patents
⚠️ This page may combine multiple inventors who share the name “LAPP OTTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AGFA GEVAERT AG
9 patentsUS4379837AApr 12, 1983
Process for the preparation of silver halide emulsions, photographic materials, and a process for the production of photographic images
AGFA GEVAERT AG12 citations72
US4297439AOct 27, 1981
Production of photographic silver halide emulsion
AGFA GEVAERT AG14 citations72
US4267264AMay 12, 1981
Color photographic recording material
AGFA GEVAERT AG14 citations72
US4186016AJan 29, 1980
Color photographic recording material
AGFA GEVAERT AG9 citations72
US4129446ADec 12, 1978
Color photographic recording material
AGFA GEVAERT AG9 citations72
US5604087AFeb 18, 1997
Process for the production of silver halide emulsions
AGFA GEVAERT AG4 citations61
US3941595AMar 2, 1976
Photographic material containing fogged, direct positive silver halide emulsion and negative silver halide emulsion for the production of equidensities
AGFA GEVAERT AG5 citations61
US5955254ASep 21, 1999
Production of silver halide emulsions
AGFA GEVAERT AG0 citations50
US5385813AJan 31, 1995
Color photographic silver halide material
AGFA GEVAERT AG1 citations50