Layers Sensitive To Different Spectral Regions Patents (Class 430/503)
  • Publication number: 20040091825
    Abstract: A silver halide color photographic light-sensitive material comprising at least one yellow color developable light-sensitive silver halide emulsion layer, at least one magenta color developable light-sensitive silver halide emulsion layer, and at least one cyan color developable light-sensitive silver halide emulsion layer, each of which is provided on a support: which comprises at least one yellow coupler of formula (I) and at least one cyan coupler of formula (A); 1
    Type: Application
    Filed: February 26, 2003
    Publication date: May 13, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Hiroyuki Yoneyama, Yasuaki Deguchi, Naoto Ohshima, Kiyoshi Takeuchi, Akira Ikeda, Naoto Matsuda
  • Patent number: 6730462
    Abstract: This invention relates to a photothermographic element comprising a support, at least one photothermographic imaging layer, and at least one filter layer, wherein the filer layer comprises a heat-bleachable composition comprising a barbituric acid arylidene filter dye is in the presence of an effective amount of a base precursor.
    Type: Grant
    Filed: November 20, 2002
    Date of Patent: May 4, 2004
    Assignee: Eastman Kodak Company
    Inventors: Ramanuj Goswami, Margaret J. Helber, Cynthia A. MacMillan, Mary C. Brick
  • Publication number: 20040081927
    Abstract: A silver halide color reversal photographic light-sensitive material comprising at least one interimage effect imparting layer (a) defined below and at least one interimage effect imparting layer (b) defined below, wherein, when the photographic light-sensitive material is exposed to light of a “skin color” having the spectral distribution of Table 1 described in the specification and is then subjected to development, a ratio of the chroma C*70 at a brightness L*=70 represented by CIE Lab color system to the chroma C*50 at a brightness L*=50, C*70/C*50, is 0.7 or more.
    Type: Application
    Filed: October 10, 2003
    Publication date: April 29, 2004
    Applicant: FUJI PHOTO FILM CO., LTD
    Inventors: Yutaka Maeno, Sadanobu Shuto, Akihiro Kakinuma
  • Publication number: 20040081925
    Abstract: The present invention relates to a photothermographic material, having at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder on at least one surface of a support. The photosensitive silver halide contains at least two kinds of photosensitive silver halides having respective sensitivities different from each other for a light with the same exposure wavelength and a silver iodide content of the photosensitive silver halide is 5% by mole or more.
    Type: Application
    Filed: October 16, 2003
    Publication date: April 29, 2004
    Inventors: Yutaka Oka, Tomoyuki Ohzeki
  • Patent number: 6727054
    Abstract: A silver halide photographic emulsion is disclosed, comprising silver chloroiodide grains or silver chloroiodobromide grains, having 90 mol % or more of a silver chloride content, wherein the silver chloroiodide grains or silver chloroiodobromide grains have a layer having a silver iodide content of decreasing in the depth direction from the grain surface.
    Type: Grant
    Filed: March 28, 2002
    Date of Patent: April 27, 2004
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Satoshi Aiba, Osamu Yonekura, Genichi Furusawa, Naoto Ohshima
  • Publication number: 20040072109
    Abstract: A silver halide color photographic photosensitive material comprising, on a reflective support, at least one yellow-coloring photosensitive silver halide emulsion layer, at least one magenta-coloring photosensitive silver halide emulsion layer, at least one cyan-coloring photosensitive silver halide emulsion layer and at least one non-photosensitive, non-coloring hydrophilic colloid layer. Reflective density A(&lgr;) at a wavelength &lgr; at an unexposed portion of the material after a color development treatment is 0.08 or less for 450 nm, 0.10 or less for 550 nm, and 0.08 or less for 650 nm. Alternatively, chromaticity at the unexposed portion of the material after the color development treatment satisfies the condition: 91≦L*≦96, 0≦a*≦2.0, −9.0≦b*≦−3.0. Also provided is a process for forming an image using the silver halide color photographic photosensitive material.
    Type: Application
    Filed: September 4, 2003
    Publication date: April 15, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Toshiyuki Makuta, Shin Soejima, Hiroyuki Yoneyama
  • Publication number: 20040063047
    Abstract: The color light-sensitive material has at least four light-sensitive layers of different spectral sensitivity waveforms in a visible range, with a covariance between spectral sensitivities of at least four light-sensitive layers being no more than 0.5, and at least four light-sensitive layers, after development processing; being colored with color materials having different spectral absorption waveforms. The image processing method and apparatus expose and develop the color light-sensitive material described above to form an image, allow the image formed on the color light-sensitive material to be entered by an image input device having at least four light-sensitive portions of different spectral sensitivity waveforms and perform color transformation with an image converting unit on an input image obtained by entering.
    Type: Application
    Filed: September 23, 2003
    Publication date: April 1, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Takafumi Noguchi, Junichiro Hosokawa, Mitsuhiro Uchida, Yasuhiro Shimada
  • Publication number: 20040058284
    Abstract: A silver halide color photographic light-sensitive material, having at least one each of blue-, green-, and red-sensitive emulsion layers containing yellow, magenta, and cyan couplers, respectively, on a support;
    Type: Application
    Filed: February 28, 2003
    Publication date: March 25, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Hiroyuki Yoneyama, Akira Ikeda, Shin Soejima, Kiyoshi Takeuchi, Naoto Matsuda
  • Patent number: 6709796
    Abstract: Disclosed is a light sensitive photographic element suitable for image capture followed by machine reading to produce a single perspective two-dimensional color image, said element comprising a two-sided support (a) having disposed on one side of said support a red light sensitive silver halide emulsion layer unit, a green light sensitive silver halide emulsion layer unit, and a blue light sensitive silver halide emulsion layer unit, and (b) having disposed on the opposing side of said support a convergent micro-lens array located and sized to be sufficient to concentrate the image light of a single perspective of an image incident on an area of a micro-lens onto a smaller area of the emulsion layer units. Such elements provide improved latitude in image recording.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: March 23, 2004
    Assignee: Eastman Kodak Company
    Inventors: Lyn M. Irving, Richard P. Szajewski
  • Publication number: 20040053175
    Abstract: A method of developing a latent image on a photographic element (such as imagewise exposed photographic film) by absorbing a dye precursor into the film, applying a developer solution to the film to develop the latent image and form a dye in the film, scanning the film with light, and detecting at least one of light reflected away from and light transmitted through the film.
    Type: Application
    Filed: September 8, 2003
    Publication date: March 18, 2004
    Inventors: Michael P. Keyes, Douglas E. Corbin
  • Patent number: 6696231
    Abstract: A method for deriving a color negative film developer composition and processing conditions for developing a photographic film image which is optimized for subsequent digital scanning and digital image file manipulation, which allows for optimum rapid development processing of the film is disclosed.
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: February 24, 2004
    Assignee: Eastman Kodak Company
    Inventors: Robert A. Arcus, Jeffrey L. Hall, John A. Weldy
  • Publication number: 20040033450
    Abstract: A color photographic print material which contains a cyan coupler of the formula 1
    Type: Application
    Filed: May 9, 2003
    Publication date: February 19, 2004
    Inventor: Ralf Weimann
  • Patent number: 6686117
    Abstract: A radiographic silver halide film has reduced yellow dye stain by including a blend of tabular silver halide grains in the emulsion layers. The blend of grains includes blue-sensitive tabular silver halide grains that have an aspect ratio of at least 15, a grain thickness of at least 0.1 &mgr;m, and comprise at least 90 mol % bromide and up to 4 mol % iodide, based on total silver halide. Substantially all of the iodide is present in an internal localized portion of the tabular silver halide grains that excludes the surface of the grains. The blend also includes green-sensitive tabular silver halide grains that have an aspect ratio of at least 20, a grain thickness of at least 0.07 &mgr;m, and comprise at least 90 mol % bromide, up to 1.5 mol % chloride, and up to 1.5 mol % iodide, based on total silver halide. The molar ratio of silver in the blue-sensitive silver halide grains to the silver in the green-sensitive silver halide grains is from about 2:1 to about 6:1.
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: February 3, 2004
    Assignee: Eastman Kodak Company
    Inventors: Robert E. Dickerson, Richard F. Davis
  • Patent number: 6686136
    Abstract: A color negative photographic element especially suited for preloading in a one-time-use camera is disclosed. The element is capable of producing images that, when developed, converted to electronic form, and then converted to a viewable form, exhibit excellent color, reduced granularity, and improved sharpness. The photographic elements contain blue, green, and red recording layer units capable of forming spectrally differentiated dye images. The layer units are substantially free of colored masking coupler, and each exhibits a dye image gamma of less than 1.5. The element exhibits an exposure latitude of at least 2.7 log E. The gamma ratios of the blue, green, and red recording layer units are between 0.80 and 1.2. Chemical processing of the element is also disclosed.
    Type: Grant
    Filed: June 25, 1998
    Date of Patent: February 3, 2004
    Assignee: Eastman Kodak Company
    Inventors: Allan F. Sowinski, Richard P. Szajewski, Lois A. Buitano, Frank R. Brockler, John D. Buhr
  • Publication number: 20030232260
    Abstract: Disclosed is a light sensitive photographic element suitable for image capture followed by machine reading to produce a single perspective two-dimensional color image, said element comprising a two-sided support
    Type: Application
    Filed: June 12, 2002
    Publication date: December 18, 2003
    Applicant: Eastman Kodak Company
    Inventors: Lyn M. Irving, Richard P. Szajewski
  • Patent number: 6660463
    Abstract: The color light-sensitive material has at least four light-sensitive layers of different spectral sensitivity waveforms in a visible range, with a covariance between spectral sensitivities of at least four light-sensitive layers being no more than 0.5, and at least four light-sensitive layers, after development processing, being colored with color materials having different spectral absorption waveforms. The image processing method and apparatus expose and develop the color light-sensitive material described above to form an image, allow the image formed on the color light-sensitive material to be entered by an image input device having at least four light-sensitive portions of different spectral sensitivity waveforms and perform color transformation with an image converting unit on an input image obtained by entering.
    Type: Grant
    Filed: September 16, 2002
    Date of Patent: December 9, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Takafumi Noguchi, Junichiro Hosokawa, Mitsuhiro Uchida, Yasuhiro Shimada
  • Publication number: 20030224304
    Abstract: A silver halide color reversal photographic lightsensitive material comprising a support and, superimposed thereon, at least one red-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer and at least one blue-sensitive silver halide emulsion layer, the red-sensitive silver halide emulsion layer having a weight-averaged wavelength (&lgr;ra) of spectral sensitivity distribution satisfying the relationship: 600 nm<&lgr;ra<625 nm, which silver halide color reversal photographic lightsensitive material contains at least one interimage effect intensifying layer substantially not forming any image, the interimage effect intensifying layer containing:
    Type: Application
    Filed: February 20, 2003
    Publication date: December 4, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventor: Yutaka Maeno
  • Patent number: 6656674
    Abstract: A photographic element which comprises a support bearing: (i) a first radiation-sensitive silver halide emulsion image-forming layer comprising a high bromide tabular grain emulsion including tabular grains having {111} major faces, exhibiting an average thickness of at least 0.07 &mgr;m and an average aspect ratio of at least 2; and (ii) a second radiation-sensitive silver halide emulsion image-forming layer comprising an ultrathin tabular grain emulsion including tabular grains having {111} major faces, containing greater than 70 mole percent bromide and at least 0.25 mole percent iodide, exhibiting an average thickness of less than 0.07 &mgr;m and an average equivalent circular diameter of at least 0.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: December 2, 2003
    Assignee: Eastman Kodak Company
    Inventors: Tommie L. Royster, Jr., John E. Keevert, Jr., Sharon G. Johnston, Donald L. Black, David W. Sandford
  • Publication number: 20030215759
    Abstract: A method for deriving a color negative film developer composition and processing conditions for developing a photographic film image which is optimized for subsequent digital scanning and digital image file manipulation, which allows for optimum rapid development processing of the film is disclosed.
    Type: Application
    Filed: June 16, 2003
    Publication date: November 20, 2003
    Inventors: Robert A. Arcus, Jeffrey L. Hall, John A. Weldy
  • Patent number: 6649333
    Abstract: A silver halide color photographic photosensitive material comprising, on a reflective support, at least one yellow-coloring photosensitive silver halide emulsion layer, at least one magenta-coloring photosensitive silver halide emulsion layer, at least one cyan-coloring photosensitive silver halide emulsion layer and at least one non-photosensitive, non-coloring hydrophilic colloid layer. Reflective density A(&lgr;) at a wavelength &lgr; at an unexposed portion of the material after a color development treatment is 0.08 or less for 450 nm, 0.10 or less for 550 nm, and 0.08 or less for 650 nm. Alternatively, chromaticity at the unexposed portion of the material after the color development treatment satisfies the condition: 91≦L*≦96, 0≦a*≦2.0, −9.0≦b*≦−3.0. Also provided is a process for forming an image using the silver halide color photographic photosensitive material.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: November 18, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Toshiyuki Makuta, Shin Soejima, Hiroyuki Yoneyama
  • Publication number: 20030211408
    Abstract: The invention relates to an apparatus for thermal development having a receiver for receiving an imagewise exposed thermal film, an accumulator for gathering the film, a drive for advancing the film from the receiver to the accumulator, a heater located between the receiver and the accumulator for developing the film, a compound image scanner for scanning the film after it has been thermally developed, the scanner having a first light source and a first sensor placed for forming a first electronic record of the image formed on the developed film by reflection, a second light source and a second sensor placed for forming a second electronic record of the image by an opposing reflection, and a third sensor and a third light source placed for forming a third electronic record of the image formed by transmission, and a lighttight container for the receiver and the heater.
    Type: Application
    Filed: May 21, 2003
    Publication date: November 13, 2003
    Inventors: Richard P. Szajewski, Mark E. Irving
  • Patent number: 6645704
    Abstract: The present invention is related to a method of making a color photothermographic element such as a capture film intended to be developed to yield an image by the application of heat, preferably without the addition of processing solutions. In particular, this invention relates to the annealing of a photothermographic imaging element prior to storage and use. It has been found that the use of such an annealing process improves raw stock storage and hence, the performance of color photothermographic systems.
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: November 11, 2003
    Assignee: Eastman Kodak Company
    Inventor: David H. Levy
  • Patent number: 6641987
    Abstract: Disclosed is a silver halide color photographic light-sensitive material including at least one red-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer, and at least one blue-sensitive silver halide emulsion layer on a support, and having an ISO sensitivity of 640 or more, wherein the material exhibits a color saturation evaluation value &eegr;, represented by equation (I) below, of −15 dB or more. &eegr;=10 log(1/VT) [VT=(⅙)×((62−Y1)2+(62−Y2)2+(62−Y3)2+(62−Y4)2+(62−Y5)2+(62−Y6)2)]  (I) In Formula (I), each of Y1 to Y6 is a value obtained by exposing 12 colors of a Macbeth color chart with six exposure amounts, from −1 under to +4 over, measuring the saturation of each resultant color, and averaging the data (chroma values) for a corresponding exposure amount.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: November 4, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Yoichi Suga, Hideto Ikoma, Jun Okamoto
  • Publication number: 20030203326
    Abstract: A silver halide color photographic photosensitive material comprising: a transmitting support; at least three types of photosensitive hydrophilic colloid layers disposed on the support, each type including at least one of a yellow, a magenta and a cyan color forming coupler; silver halide emulsion particles, which have a color sensitivity different from the other types, wherein at least one of the color sensitivities comprises green-sensitivity; and an Fe content of no more than 2×10−5 moles/m2; each silver halide emulsion particle including a halogen composition, which comprises at least one of silver chlorobromide, silver chloroiodide, silver chloroiodide bromide and silver chloride having a silver chloride content ratio of 95% by mole or more, an average sphere-equivalent particle diameter of the green-sensitive silver halogen emulsion particles comprising no more than 0.25 &mgr;m and at least one type of the green-sensitive silver halogen emulsion particles being doped with Ir.
    Type: Application
    Filed: September 26, 2002
    Publication date: October 30, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Kiyohito Takada, Hidekazu Sakai, Terukazu Yanagi
  • Patent number: 6638701
    Abstract: Disclosed is a photographic element comprising a a light sensitive silver halide emulsion layer having associated therewith a pyrazolotriazole dye forming coupler having formula I in which is and L1 is linked to the C atom; L1 is a carbon atom of the triazole ring, substituted by one or two alkyl or aryl groups; L2 is a chain of one or two carbon atoms that may be further substituted by alkyl or aryl groups; R1 is selected from the group consisting of alkyl groups containing 1-3 carbon atoms; R2 is selected from the group consisting of hydrogen, alkyl and aryl groups; R3 is a substituted carbonyl, carbamoyl, sulfonyl, or sulfamoyl group; and X is H or a coupling-off group. Such an element provides a red dye forming coupler of improved stability.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: October 28, 2003
    Assignee: Eastman Kodak Company
    Inventors: Mbiya Kapiamba, David G. Lincoln, James L. Edwards, Gary M. Russo, Gregg P. Bryant
  • Patent number: 6638696
    Abstract: This invention provides a display element comprising a support, a phosphorescent material, and at least one layer containing a silver halide emulsion, wherein the phosphorescent material is not excited upon exposure of the silver halide emulsion. It further provides methods of exposing and processing such display elements.
    Type: Grant
    Filed: July 16, 2002
    Date of Patent: October 28, 2003
    Assignee: Eastman Kodak Company
    Inventor: Kevin M. Donovan
  • Publication number: 20030198903
    Abstract: The color light-sensitive material has at least four light-sensitive layers of different spectral sensitivity waveforms in a visible range, with a covariance between spectral sensitivities of at least four light-sensitive layers being no more than 0.5, and at least four light-sensitive layers, after development processing, being colored with color materials having different spectral absorption waveforms. The image processing method and apparatus expose and develop the color light-sensitive material described above to form an image, allow the image formed on the color light-sensitive material to be entered by an image input device having at least four light-sensitive portions of different spectral sensitivity waveforms and perform color transformation with an image converting unit on an input image obtained by entering.
    Type: Application
    Filed: September 16, 2002
    Publication date: October 23, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Takafumi Noguchi, Junichiro Hosokawa, Mitsuhiro Uchida, Yasuhiro Shimada
  • Patent number: 6623896
    Abstract: Disclosed is a light sensitive photographic element comprising a support, a convergent micro-lens array, and an interposed light sensitive silver halide emulsion layer unit. Also disclosed is a camera combination and imaging method. Embodiments of the invention provide improved sensitivity and latitude in scene exposure range.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: September 23, 2003
    Assignee: Eastman Kodak Company
    Inventors: Richard P. Szajewski, Lyn M. Irving
  • Patent number: 6617099
    Abstract: A silver halide color photographic light-sensitive material containing at least one kind of a compound represented by formula (I): Where each of R1, R3 and R4 independently represents a hydrogen atom or a substituent, R2 represents a substituent, a represents an integer of 0 to 4, wherein if a is not less than 2, a plurality of R2's may be the same or different, and if a is 1, R2 is selected from substituents having a &sgr;p value of 0 to 0.53, and if a is 2 to 4, R2 is selected from substituents having a &sgr;p value of 0 to 0.53 in total, Time represents a group which releases —S—R5 after being eliminated as (Time)t-S—R5, t is 0 or 1, and R5 represents an organic group which is bonded with S by its sp3 carbon.
    Type: Grant
    Filed: February 4, 2002
    Date of Patent: September 9, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masahiko Taniguchi, Naoto Matsuda
  • Patent number: 6613501
    Abstract: A silver halide photographic material is disclosed comprising a blue-sensitive silver halide unit containing a yellow coupler, a green-sensitive silver halide unit containing magenta coupler, and a red-sensitive silver halide unit containing a cyan coupler, wherein a coefficient of utilization of an oxidation product of a color developing agent in a maximum density area of the blue-sensitive unit is not less than 80%, that of the green-sensitive unit is 30 to 75% and that of the red-sensitive unit is not less than 80%.
    Type: Grant
    Filed: September 10, 2001
    Date of Patent: September 2, 2003
    Assignee: Konica Corporation
    Inventors: Fumie Fukazawa, Tsukasa Ito
  • Patent number: 6610466
    Abstract: A silver halide photographic lightsensitive material comprising at least one silver halide photographic emulsion layer containing a silver halide photographic emulsion prepared by mixing a dispersion of silver halide grains, the silver halide grains exhibiting such spectral absorption maximum wavelength and light absorption intensity that, when the spectral absorption maximum wavelength is less than 500 nm, the light absorption intensity is 60 or more, while when the spectral absorption maximum wavelength is 500 nm or more, the light absorption intensity is 100 or more, with an emulsified dispersion, wherein the silver halide photographic emulsion, when agitated at 40° C. for 30 min, exhibits a variation of absorption spectrum integrated intensity ranging from 400 nm to 700 nm of 10% or less.
    Type: Grant
    Filed: August 28, 2001
    Date of Patent: August 26, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masami Sakurada, Kiyoshi Morimoto, Fumitaka Ueda, Toru Yamada
  • Patent number: 6599689
    Abstract: A silver halide color negative photographic lightsensitive material comprises, on a support, at least one blue-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer and at least one red-sensitive silver halide emulsion layer. The total coating amount of colored couplers in the lightsensitive material is less than 0.05 mMol/m2. The lightsensitive material contains at least one spectrally sensitized silver halide emulsion and a compound capable of absorbing light within the spectrally sensitizing region of the spectrally sensitized silver halide emulsion, and capable of reducing the sensitivity of the spectrally sensitized silver halide emulsion by at least 0.05 LogE.
    Type: Grant
    Filed: April 17, 2002
    Date of Patent: July 29, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hiroshi Tamaoki, Yasushi Nozawa, Keisuke Matsumoto
  • Patent number: 6576411
    Abstract: The invention is directed to a color photothermographic film in which particles comprising an organic silver salt is treated with a dye that functions as a passivating agent. In particular, the present invention involves passivating the organic silver salts with a dye that blocks the surface of the organic silver salt or ligand, resulting in a reduction of speed loss. The invention is also directed to a method of making a photothermographic element to improve raw stock keeping.
    Type: Grant
    Filed: November 21, 2001
    Date of Patent: June 10, 2003
    Assignee: Eastman Kodak Company
    Inventors: Mark E. Irving, Gregg P. Bryant, JoAnn D. Hanna, Mark R. Mis, Nancy B. Liebert
  • Publication number: 20030104323
    Abstract: A silver halide color negative photographic lightsensitive material comprises, on a support, at least one blue-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer and at least one red-sensitive silver halide emulsion layer. The total coating amount of colored couplers in the lightsensitive material is less than 0.05 mMol/m2. The lightsensitive material contains at least one spectrally sensitized silver halide emulsion and a compound capable of absorbing light within the spectrally sensitizing region of the spectrally sensitized silver halide emulsion, and capable of reducing the sensitivity of the spectrally sensitized silver halide emulsion by at least 0.05 LogE.
    Type: Application
    Filed: April 17, 2002
    Publication date: June 5, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Hiroshi Tamaoki, Yasushi Nozawa, Keisuke Matsumoto
  • Patent number: 6562557
    Abstract: A color photographic material comprising a transparent support, at least one blue-sensitive, predominantly yellow-coupling silver halide emulsion layer, at least one green-sensitive, predominantly magenta-coupling silver halide emulsion layer (PP-1) and at least one red-sensitive, predominantly cyan-coupling silver halide emulsion layer (BG-1), characterised in that the spectral sensitivity distribution of BG-1 is characterised in that 605≦&lgr;max≦630 nm, 0.1≦&Dgr;lgE640≦0.6 and 1.
    Type: Grant
    Filed: July 19, 2001
    Date of Patent: May 13, 2003
    Assignee: Agfa-Gevaert
    Inventors: Klaus Wagner, Heinz Schütz, Peter Bell, Lothar Endres, Detlev Kapitza, Thomas Stetzer
  • Publication number: 20030077548
    Abstract: A silver halide color photographic material includes at least one blue-sensitive emulsion layer, at least one green-sensitive emulsion layer and at least one red-sensitive emulsion layer, on a support. The photographic material further includes at least one short-wavelength blue-sensitive emulsion layer that has a weight-averaged wavelength (&lgr; v) of spectral sensitivity distribution of 400 nm≦&lgr; v≦460 nm and that is substantially free a yellow coupler.
    Type: Application
    Filed: March 18, 2002
    Publication date: April 24, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Minoru Sato, Masayuki Kuramitsu
  • Publication number: 20030068589
    Abstract: A silver halide color photographic material comprises at least one blue-sensitive emulsion layer (BL layer), at least one green-sensitive emulsion layer (GL layer) and at least one red-sensitive emulsion layer (RL layer) on a support. A maximum absorption wavelength of the green-sensitive emulsion layer represented by &lgr;max(G) is in the range of 500 nm≦&lgr;max(G)≦570 nm.
    Type: Application
    Filed: March 18, 2002
    Publication date: April 10, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Katsuro Nagaoka, Minoru Sato
  • Patent number: 6528241
    Abstract: A light-sensitive silver-halide color photographic element comprising a multifunctional coupler enabling formation of an infrared dye on development, wherein the multifunctional coupler has the property that it is capable of forming a distinctly colored cyan dye with an oxidized form of the developer 4-(N-ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine.
    Type: Grant
    Filed: August 13, 2001
    Date of Patent: March 4, 2003
    Assignee: Eastman Kodak Company
    Inventor: Richard P. Szajewski
  • Patent number: 6521389
    Abstract: A silver halide photographic light-sensitive material, which contains at least one compound of the formula (1): Formula (1) wherein PUG represents a nitrogen-containing heterocyclic group which is bonded to the adjacent carbonyl group through a nitrogen atom, the heterocyclic group directly or indirectly has at least one nitro group as its substituent(s) and can give a pKa value of 9 to 11, ph represents a phenyl group and directly or indirectly has at least one dissociating group as its substituent(s), Z represents a substituent being capable of substitution on the benzene ring, and p is 0 to 4.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: February 18, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Kohzaburoh Yamada, Masahiko Taniguchi, Takashi Hoshimiya, Hirokazu Kyota, Toshihide Ezoe, Shoji Yasuda
  • Patent number: 6509500
    Abstract: This invention relates to a method of making an incorporated photographic amide comprising a) continuously combining an amine capable of forming an incorporated photographic amide, an acid chloride, one or more acid-absorbing reagents, and one or more water-immiscible solvents to continuously form a reaction mixture; b) continuously reacting the amine and acid chloride to form an incorporated photographic amide; and c) separating the incorporated photographic amide from the reaction mixture.
    Type: Grant
    Filed: May 24, 2001
    Date of Patent: January 21, 2003
    Assignee: Eastman Chemical Company
    Inventors: Harold Evans Carman, Eleanor Hawkins Cwirko, Robert Joseph Maleski, Karen Marie Richards, Jerry Neal Schlather
  • Patent number: 6503695
    Abstract: A silver halide color photographic light-sensitive material is disclosed. The silver halide color photographic light-sensitive material is exposed by scanning with a light beam having a pixel size of r &mgr;m for a time of not more than 10−3 seconds per pixel, and developed wherein the difference of a hwb value in thus obtained image in each of the color-forming layers and the value of r is within the range of form 0 to 50, in which the hwb is the half band width in &mgr;m of a line reproducing the line having a width of one pixel.
    Type: Grant
    Filed: November 3, 2000
    Date of Patent: January 7, 2003
    Assignee: Konica Corporation
    Inventors: Kazuhiro Miyazawa, Junji Ito
  • Patent number: 6485897
    Abstract: This invention relates to a photographic element comprising a support having thereon light sensitive silver halide layers comprising at least one red light sensitive silver halide layer, at least one green light sensitive silver halide layer, and at least one blue sensitive silver halide layer, wherein the green light sensitive silver halide layer has an absorption spectra having a maximum absorption at a wavelength &lgr;max from 530 to 560 nm and a half bandwidth less than 50 nm; and the red light sensitive silver halide layer has an adsorption spectra having a maximum absorption at a wavelength &lgr;max from 610 to 640 nm, and exhibiting from 30 nm hypsochromic of the wavelength of maximum absorption and below an area less than 40% based on the total area of the red light sensitive silver halide layer adsorption spectra. It further relates to a method of processing said element using an electronic filmwriter device.
    Type: Grant
    Filed: May 22, 2001
    Date of Patent: November 26, 2002
    Assignee: Eastman Kodak Company
    Inventors: Kristen D. Lockhart, Cheryl S. Johnston, Mark E. Johnson, David L. Fridd
  • Publication number: 20020172900
    Abstract: A color photographic silver halide material having a support, which material comprises at last one blue-sensitive, yellow-coupling silver halide emulsion layer and at least one geen-sensitive, magenta-coupling silver halide emulsion layer and at least one red-sensitive, cyan-coupling silver halide emulsion layer, and which contains at least one masking coupler which has two chromophores which absorb in the wavelength range from 420 to 750 nm and are eliminable or decolorisable by coupling with the developer oxidation product, is distinguished by improved sensitivity associated with undiminished color purity.
    Type: Application
    Filed: January 10, 2002
    Publication date: November 21, 2002
    Inventors: Jan Haller, Ralf Wirowski
  • Publication number: 20020160283
    Abstract: The present invention is directed to a photothermographic element in which the density formed in a thermally processed photothermographic element is limited for the purpose of scanning the element prior to removal of silver halide, metallic silver, and/or any organic silver salts. In one embodiment of the invention, this is accomplished by employing limited quantities of sensitized silver halide in a photothermographic element.
    Type: Application
    Filed: March 6, 2002
    Publication date: October 31, 2002
    Applicant: Eastman Kodak Company
    Inventors: Richard P. Szajewski, David H. Levy
  • Patent number: 6465164
    Abstract: This invention relates to a method of forming an image comprising providing an imaging element comprising a transparent polymer sheet, and at least one photo sensitive dye forming coupler containing layer is on each side of said sheet, wherein there are at least four separate photo sensitive layers and the photo sensitive layers comprise at least four dye forming couplers that form at least four spectrally distinct colors, image wise exposing said imaging element by actinic radiation, developing an image, and applying a white reflective sheet to one side of the developed imaging element.
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: October 15, 2002
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Alphonse D. Camp, James L. Edwards, Robert P. Bourdelais
  • Patent number: 6465163
    Abstract: A heat developable light-sensitive material comprises a support, a light-sensitive layer and a non-light-sensitive layer. The light-sensitive layer contains silver halide and a reducing agent. The non-light-sensitive layer contains a cyanine dye represented by the formula (I) or a salt thereof and a base precursor: in which R1 is hydrogen, an aliphatic group, an aromatic group, —NR21R24, —OR21 or —SR21, each of R21 and R24 independently is hydrogen, an aliphatic group or an aromatic group, or R21 and R24 are combined to form a nitrogen-containing heterocyclic ring; R2 is hydrogen, an aliphatic group or an aromatic group; R3 is an aliphatic group; L1 is a methine chain consisting of an odd number of methines; and each of Z1 and Z2 independently is an atomic group forming a five-membered or six-membered nitrogen-containing heterocyclic ring.
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: October 15, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masami Sakurada, Masaki Noro, Itsuo Fujiwara, Yoshiharu Yabuki
  • Patent number: 6458520
    Abstract: A color image formation method is disclosed, comprising developing a photographed silver halide color photographic light-sensitive material, photoelectrically reading the image information obtained to convert it into a digital image information, and taking out the digital image information to a printer, wherein the development processing is performed under the condition satisfying at least one of the following conditions (1) to (4): (1) the color developing agent concentration in the color developer is from 0.02 to 0.2 mol/l; (2) the bromide ion concentration in the color developer is from 0.015 to 0.1 mol/l; (3) the color development time is from 45 seconds to 2 minutes; and (4) the color development temperature is from 40 to 55° C.
    Type: Grant
    Filed: July 28, 1998
    Date of Patent: October 1, 2002
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Takatoshi Ishikawa, Hideaki Nomura
  • Patent number: 6455242
    Abstract: Disclosed is a color photographic element comprising at least one of (1) a light sensitive silver halide emulsion layer and (2) a non-silver containing light insensitive layer, said at least one layer containing a compound with a minimum of three heteroatoms that does not react with oxidized developer and that has a ClogP sufficient to increase the photographic speed of said element compared to the same element without the compound. The invention provides improved light sensitivity.
    Type: Grant
    Filed: September 18, 2001
    Date of Patent: September 24, 2002
    Assignee: Eastman Kodak Company
    Inventors: Philip A. Allway, Bernard A. Clark, John D. Goddard, Louis E. Friedrich, James A. Friday, Stephen P. Singer, Marcello Vitale
  • Patent number: 6447986
    Abstract: A multicolor negative image capture film element comprises multiple silver halide emulsion layers that together exhibit a more gradually sloped density to exposure relationship than is customary while providing a combination of improved latitude and desirable overexposure printing density reduction.
    Type: Grant
    Filed: June 27, 2001
    Date of Patent: September 10, 2002
    Assignee: Eastman Kodak Company
    Inventors: John F. Sawyer, Sharon R. Lunt
  • Patent number: 6436620
    Abstract: This invention relates to an imaging element comprising a translucent sheet, and at least three photosensitive dye forming coupler containing layers on the face side of said sheet, wherein said at least three photosensitive forming coupler containing layers comprise a cyan dye forming layer comprising a cyan dye forming coupler in combination with a red sensitized photosensitive emulsion, a yellow dye forming layer comprising a yellow dye forming coupler in combination with a blue light sensitive photosensitive emulsion, a magenta dye forming layer comprising a magenta dye forming coupler and a green light sensitive photosensitive emulsion, and on the back side of said translucent polymer sheet at least one dye forming coupler comprising magenta dye forming coupler, cyan dye forming coupler, or yellow dye forming coupler in combination with a light sensitive silver halide emulsion sensitive to a different wavelength of visible light than it was in combination with on the face side.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: August 20, 2002
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Alphonse D. Camp