| Patent Number |
Title Of Patent |
Date Issued |
| 5821042 |
Silver halide color photographic element having improved bleachability |
October 13, 1998 |
| A multilayer silver halide color photographic element comprises a support having coated thereon a silver antihalation layer, an interlayer, at least two red-sensitive silver halide emulsion layers, at least two green-sensitive silver halide emulsion layers a yellow filter layer, and |
| 5736307 |
Silver halide color photographic light-sensitive elements having improved image quality |
April 7, 1998 |
| Silver halide photographic element comprising a support having coated thereon red-, green- and blue-sensitive silver halide emulsion layers comprising, respectively, cyan, magenta and yellow dye-forming couplers, wherein at least one silver halide emulsion layer comprises a yellow dy |
| 5681693 |
Post processing stabilization of photothermographic emulsions |
October 28, 1997 |
| The addition of 3-substituted-5-mercapto-1H-tetrazoles to silver halide photothermographic emulsions improves the post-processing stability of the emulsion. |
| 5667953 |
Silver halide photographic material comprising mercaptotetrazole compound(s) |
September 16, 1997 |
| The present invention relates to a light-sensitive silver halide photographic material comprising a support and silver halide emulsion layer or layers, wherein at least one of said silver halide emulsion layers comprises an alkylaminomercaptotetrazole antifoggant. According to a pref |
| 5663040 |
Silver halide photographic elements containing 2-equivalent 5-pyrazolone magenta couplers |
September 2, 1997 |
| Silver halide photographic element comprising a support and at least one silver halide emulsion layer having therein a 2-equivalent 5-pyrazolone magenta coupler represented by the formula: ##STR1## wherein a represents an integer from 0 to 3,b represents an integer from 0 to 2,R.sub. |
| 5658718 |
Silver halide color photographic elements |
August 19, 1997 |
| Multilayer silver halide color photographic element comprising a support having thereon at least a blue sensitive silver halide emulsion layer containing a yellow dye-forming coupler, at least a green-sensitive silver halide emulsion layer containing a magenta dye-forming coupler, and at |
| 5658717 |
Silver halide color photographic elements |
August 19, 1997 |
| Multilayer silver halide color photographic element comprising a support having thereon at least a blue sensitive silver halide emulsion layer containing a yellow dye-forming coupler, at least a green-sensitive silver halide emulsion layer containing a magenta dye-forming coupler, and at |
| 5496692 |
Silver halide color photographic light-sensitive material |
March 5, 1996 |
| Silver halide color photographic light-sensitive material which comprises a support having thereon at least one silver halide emulsion layer containing a) an alkoxybenzoylacetanilide DIR coupler having bonded to the coupling active position a group which provides a compound having a |
| 5441858 |
Photographic silver halide elements comprising infrared sensitizing dyes |
August 15, 1995 |
| Silver halide photographic element comprising a support and at least one silver halide emulsion layer, characterised in that said silver halide emulsion layer is spectrally sensitized to infrared radiation with a tricarbocyanine dye having the formula: ##STR1## wherein, Z.sub.1 a |
| 5332656 |
Silver halide color photographic light-sensitive material |
July 26, 1994 |
| Silver halide color photographic light-sensitive material which comprises a support having thereon at least one silver halide emulsion layer containing a) a diacylaminomethylene yellow dye forming coupler having bonded to the coupling active position a group which provides a compound |
