Silver halide photographic emulsion

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United States of America Patent

PATENT NO 4582786
SERIAL NO

06676153

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A silver halide photographic emulsion in which tabular silver halide grains having a diameter-to-thickness ratio of 5 or more account for 50% or more of the whole silver halide grains in terms of projected area, said silver halide emulsion containing at least one cyanine dye represented by the following general formula (I) and at least one compound represented by the following general formula (II) and/or at least one compound represented by the following general formula (III): ##STR1## wherein the substituents are as defined in the claims. The silver halide photographic emulsion is an extremely sensitive, spectrally sensitized emulsion.

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Patent Owner(s)

  • FUJI PHOTO FILM CO., LTD.;OWENS-ILLINOIS, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ikeda, Tadashi Kanagawa, JP 89 785
Takei, Haruo Shizuoka, JP 26 267
Yamashita, Hiroshi Kanagawa, JP 461 5707

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