Inventor
YAMAZAKI KATSUMASA
JP19 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI KATSUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
16 patentsUS5270156ADec 14, 1993
Silver halide color photographic light sensitive material
KONISHIROKU PHOTO IND10 citations73
US5236819AAug 17, 1993
Light-sensitive silver halide photographic material capable of producing a dye image with improved fastness
KONISHIROKU PHOTO IND15 citations73
US4686176AAug 11, 1987
Multilayer multi-color photographic material
KONISHIROKU PHOTO IND12 citations72
US4670375AJun 2, 1987
Light-sensitive silver halide color photographic material having extended exposure range and improved graininess and stability to processing and time
KONISHIROKU PHOTO IND10 citations72
US4639410AJan 27, 1987
Silver halide color photographic light sensitive-material
KONISHIROKU PHOTO IND11 citations70
US6174658B1Jan 16, 2001
Silver halide light-sensitive photographic material
KONISHIROKU PHOTO IND3 citations62
US5284742AFeb 8, 1994
Silver halide photographic light-sensitive material
KONISHIROKU PHOTO IND4 citations62
US5275926AJan 4, 1994
Silver halide color photographic light-sensitive material
KONISHIROKU PHOTO IND3 citations62
US5252446AOct 12, 1993
Silver halide color photographic light-sensitive material comprising a 1-pentachlorinated phenyl-5-pyrazolone coupler and specific red sensitizing dyes
KONISHIROKU PHOTO IND3 citations62
US5238797AAug 24, 1993
Silver halide color photographic light-sensitive material containing a 1-pentahalogenophenyl-substituted 5-pyrazolone colored magenta coupler
KONISHIROKU PHOTO IND6 citations62
US4762778AAug 9, 1988
Silver halide photographic light sensitive material
KONISHIROKU PHOTO IND6 citations61
US5914224AJun 22, 1999
Silver halide photographic light-sensitive material
KONISHIROKU PHOTO IND2 citations58
US6777175B2Aug 17, 2004
Silver halide photographic material for direct observation and ink-jet recording sheet
KONISHIROKU PHOTO IND0 citations52
US5364753ANov 15, 1994
Silver halide color photographic light-sensitive material
KONISHIROKU PHOTO IND1 citations52
US6174660B1Jan 16, 2001
Silver halide photographic light-sensitive material
KONISHIROKU PHOTO IND1 citations48
USH1429HApr 4, 1995
Silver halide photographic light-sensitive material
KONISHIROKU PHOTO IND0 citations41