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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Bertoldi; Massimo
Address:
Fossano, IT
No. of patents:
10
Patents:












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










 
 
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