Patents by Inventor Toshihiro Kariya

Toshihiro Kariya has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110242193
    Abstract: There is disclosed an inkjet image forming method. The method includes recording an image on a recording medium by an inkjet method; supplying a liquid including powder particles having a volume-average particle diameter of 1 ?m or more to a surface of a heating roller; and applying the powder particles onto the recording medium via the heating roller.
    Type: Application
    Filed: March 29, 2011
    Publication date: October 6, 2011
    Applicant: FUJIFILM CORPORATION
    Inventors: Toshihiro KARIYA, Kaoru TOJO
  • Publication number: 20110242200
    Abstract: An image forming method including applying an ink composition onto a recording medium by an inkjet method, and applying an liquid including particles onto the recording medium is disclosed.
    Type: Application
    Filed: March 29, 2011
    Publication date: October 6, 2011
    Applicant: FUJIFILM CORPORATION
    Inventors: Kaoru TOJO, Toshihiro KARIYA, Terukazu YANAGI, Akio TAMURA, Minoru SAKAI
  • Patent number: 8017552
    Abstract: A heat-sensitive transfer sheet having on a support at least one thermal transfer layer of a yellow color, at least one thermal transfer layer of a magenta color, at least one thermal transfer layer of a cyan color and at least one releasable, thermally-transferable protective layer, wherein the thermal transfer layer of each color contains a release agent and contents of the release agent in the thermal transfer layers are reduced in a frame-sequential mode.
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: September 13, 2011
    Assignee: FUJIFILM Corporation
    Inventor: Toshihiro Kariya
  • Publication number: 20100203247
    Abstract: There is provided an ink set including an aqueous ink composition and a maintenance liquid. The aqueous ink composition includes water; a pigment; resin particles having a minimum film-forming temperature MFT0, which is a minimum film-forming temperature obtained when the resin particles are dispersed in water, of 60° C. or higher; and a water-soluble organic solvent, wherein a minimum film-forming temperature MFT25 of the resin particles, which is a minimum film-forming temperature obtained when the resin particles are mixed with the water-soluble organic solvent in an amount of 25% by mass relative to the solid content of the resin particles, and water, is at least 40° C. lower than MFT0. The maintenance liquid includes an organic solvent and water. There is also provided an image recording method.
    Type: Application
    Filed: February 1, 2010
    Publication date: August 12, 2010
    Inventors: Toshihiro Kariya, Terukazu Yanagi, Yoshimitsu Arai, Akio Tamura
  • Publication number: 20100201737
    Abstract: The invention provides an ink set including: an ink composition which contains a colorant, resin microparticles, a water-soluble organic solvent, and water; and a reaction liquid which contains an anionic surfactant and a reactant for producing aggregates by contact with the ink composition. The invention also provides an image recording method using the ink set, including: applying the reaction liquid on a recording medium; and applying the ink composition on the recording medium on which the reaction liquid has been applied.
    Type: Application
    Filed: April 19, 2010
    Publication date: August 12, 2010
    Applicant: FUJIFILM CORPORATION
    Inventor: Toshihiro Kariya
  • Publication number: 20100196604
    Abstract: The present invention provides an ink set for ink-jet recording comprising: a water-based ink composition which includes water, a coloring material, and resin particles having a minimum film-forming temperature MFT0 of 60° C. or higher when prepared as an aqueous dispersion; and an aqueous treatment liquid which includes water, an aggregation agent that forms an aggregate when contacted with the water-based ink composition, and a water-soluble organic solvent prepared such that a minimum film-forming temperature MFT25 of the resin particles is at least 50° C. lower than MFT0 in the aqueous dispersion when a mixed liquid is prepared wherein the mixed liquid includes a mixture of the resin particles, water, and the water-soluble organic solvent in an amount of 25% by mass relative to the solid content of the resin particles; and an ink-jet recording method using the ink set.
    Type: Application
    Filed: January 28, 2010
    Publication date: August 5, 2010
    Inventors: Toshihiro KARIYA, Terukazu Yanagi
  • Publication number: 20100053236
    Abstract: An ink-jet recording method is provided, which includes (i) supplying on a coated paper a treatment liquid containing 15% by mass or more of a polyvalent metal compound for fixing the components contained in an ink composition and having a viscosity at 25° C. of from 2 mPa·s to 8 mPa·s, in an amount of from ?50% to +50% with respect to the value of ?V [ml/m2] determined by the following Formula (I); and (ii) recording an image by ejecting an ink composition containing a colorant, resin particles, an aqueous organic solvent and water by an ink-jet method on the coated paper to which the treatment liquid has been supplied. Vr represents a roughness index of the coated paper obtained from a measurement of liquid absorbability according to the Bristow method, and Vi represents the amount of transfer at an inflection point where the value of absorption coefficient of the coated paper changes in the measurement of liquid absorbability according to the Bristow method.
    Type: Application
    Filed: July 13, 2009
    Publication date: March 4, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: Yasufumi OOISHI, Kiyoshi IRITA, Toshihiro KARIYA
  • Publication number: 20100047456
    Abstract: An ink-jet recording method is provided. The method includes recording an image by ejecting, using an ink-jet method, an aqueous ink containing a colorant, resin particles, a water-soluble organic solvent and water onto a coated paper having a Ka value with respect to water, which is obtained by measuring liquid absorbability according to the Bristow method, of from 0.1 ml·m?2·msec?1/2 to 0.3 ml·m?2·msec?1/2; and supplying, onto the coated paper, an aqueous treatment liquid containing a fixing agent for fixing the components contained in the aqueous ink, and a water-soluble organic solvent which is contained in an amount of 70% by mass or more relative to the total amount of water-soluble organic solvents contained in the aqueous treatment liquid, and has an SP value of 27.5 or less and a boiling point at 101.3 kPa of from 230° C. to 280° C.
    Type: Application
    Filed: July 7, 2009
    Publication date: February 25, 2010
    Applicant: FUJIFILM CORPORATION
    Inventor: Toshihiro KARIYA
  • Publication number: 20100007687
    Abstract: An ink-jet recording method is provided. The ink-jet recording method includes (i) supplying an aqueous treatment liquid containing a fixing agent for fixing the components contained in an aqueous ink, on an art paper or a coat paper, in an amount of from ?50% to +30% with respect to the value of ?V [ml/m2] determined by the following formula (I), and (ii) recording an image by ejecting an aqueous ink containing a colorant, resin particles, an aqueous organic solvent and water, on the art paper or coat paper by an ink-jet method. In Formula (I), Vr represents a roughness index of the art paper or coat paper obtained from a measurement of liquid absorbability according to the Bristow method, and Vi represents an amount of transfer at the inflection point where the value of the absorption coefficient of the art paper or coat paper changes in the measurement of liquid absorbability according to the Bristow method.
    Type: Application
    Filed: July 8, 2009
    Publication date: January 14, 2010
    Applicant: FUJIFILM CORPORATION
    Inventor: Toshihiro KARIYA
  • Publication number: 20090234067
    Abstract: The invention provides an ink set including: an ink composition which contains a colorant, resin microparticles, a water-soluble organic solvent, and water; and a reaction liquid which contains an anionic surfactant and a reactant for producing aggregates by contact with the ink composition. The invention also provides an image recording method using the ink set, including: applying the reaction liquid on a recording medium; and applying the ink composition on the recording medium on which the reaction liquid has been applied.
    Type: Application
    Filed: March 10, 2009
    Publication date: September 17, 2009
    Applicant: FUJIFILM CORPORATION
    Inventor: Toshihiro Kariya
  • Publication number: 20090128611
    Abstract: An image forming method including forming an image using a recording medium, an ink composition and a liquid composition, wherein the recording medium includes a base paper, a first layer containing a binder, and a second layer containing a white pigment, the first and second layers being laid in this order on the base paper, and wherein the base paper on which the first layer has been formed has a Cobb-water absorption degree of 5.0 g/m2 or less as measured according to JIS P8140 with a contact time of 15 sec, the base paper on which the first and second layers have been formed has a water absorption amount of 2 mL/m2 to 8 mL/m2 as measured by the Bristow method with a contact time being 0.5 sec, the ink composition contains a pigment and water, and the liquid composition contains any one of polyvalent metal salt and cationic polymer.
    Type: Application
    Filed: November 18, 2008
    Publication date: May 21, 2009
    Applicant: FUJIFILM Corporation
    Inventors: Toshihiro Kariya, Hiroshi Yamamoto
  • Patent number: 7527922
    Abstract: A silver halide color photographic light-sensitive material having, on a support, 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, characterized in that at least one of the silver halide emulsion layers contains a silver halide emulsion having a silver chloride content of 90 mole % or above, the silver halide emulsion contains at least one kind of selenium compound, and the silver halide emulsion layer containing the silver halide emulsion has a characteristic curve satisfying the following relation (1); 2.0??H/?L?0.5??Relation (1) wherein ? represents a gradient of the characteristic curve, ?H represents a gradient in the case of 1×10?6-second exposure and ?L represents a gradient in the case of 100-second exposure.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: May 5, 2009
    Assignee: FUJIFILM Corporation
    Inventors: Shigeru Shibayama, Toshihiro Kariya, Akito Yokozawa, Kenji Naoi, Katsuhisa Ohzeki, Hiroyuki Suzuki
  • Patent number: 7465534
    Abstract: A silver halide emulsion containing silver halide grains with a silver chloride content of at least 95 mole %, being sensitized with selenium and gold, and further containing at least two compounds each having a function of oxidizing metallic silver clusters; a silver halide photographic material containing the same; and a silver halide photographic material having red-, green, and blue-sensitive silver halide emulsion layers, wherein one of the emulsion layers contains a silver halide emulsion with a silver chloride content of at least 95 mole %, and the silver halide emulsion contains a selenium compound and a metal complex of formula (D1); [MD1XD1nLD1(6-n)]m??formula (D1) wherein MD1 represents Cr, Mo, Re, Fe, Ru, Os, Co, Rh, Pd, or Pt; XD1 represents a halogen ion; LD1 represents a ligand other than XD1; n represents 3, 4, 5, or 6; and m represents 4-, 3-, 2-, 1-, 0 or 1+.
    Type: Grant
    Filed: February 7, 2007
    Date of Patent: December 16, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Katsuhisa Ohzeki, Hiroyuki Suzuki, Toshihiro Kariya
  • Publication number: 20080248949
    Abstract: A heat-sensitive transfer sheet having on a support at least one thermal transfer layer of a yellow color, at least one thermal transfer layer of a magenta color, at least one thermal transfer layer of a cyan color and at least one releasable, thermally-transferable protective layer, wherein the thermal transfer layer of each color contains a release agent and contents of the release agent in the thermal transfer layers are reduced in a frame-sequential mode.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 9, 2008
    Applicant: FUJIFILM Corporation
    Inventor: Toshihiro Kariya
  • Patent number: 7407740
    Abstract: A silver halide color photographic light-sensitive material, having, on a support, at least one silver halide emulsion layer containing a cyan dye forming coupler, at least one silver halide emulsion layer containing a magenta dye forming coupler, and at least one silver halide emulsion layer containing a yellow dye forming coupler, wherein at least one layer of said at least one silver halide emulsion layer containing a cyan dye forming coupler contains high-silver chloride emulsion grains, which are selenium-sensitized and have a silver chloride content of 90 mol % or more, and contains at least one coupler of formula (I): wherein R? and R? each independently are a substituent; and Z is a hydrogen atom, or a group capable of being split-off upon coupling reaction with an oxidized aromatic primary amine color-developing agent.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: August 5, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Toshihiro Kariya, Hiroyuki Suzuki
  • Patent number: 7303863
    Abstract: A silver halide emulsion, which is chemically sensitized by a compound of formula (1): wherein Ch represents a sulfur, selenium, or tellurium atom; X1 represents NR1 or N+(R2)R3Y?; R1 represents a hydrogen atom or a substituent; R2 and R3 each represent an alkyl group or another substituent; Y? represents an anionic ion; X2 represents OR4, N(R5)R6, or another substituent; R4 to R6 each represent a hydrogen atom or a substituent; and E is a group selected from groups represented by formula (2) to (5): wherein, in formulas (2) to (5), Z represents a hydrogen atom or a substituent; A1 and A2 each represent an oxygen atom, etc.; and R10 to R16 each represent a hydrogen atom or a substituent; W represents a substituent; n is an integer from 0 to 4; L represents a divalent linking group; and EWG represents an electron withdrawing group.
    Type: Grant
    Filed: February 17, 2006
    Date of Patent: December 4, 2007
    Assignee: FUJIFILM Corporation
    Inventors: Hiroyuki Suzuki, Toshihiro Kariya
  • Publication number: 20070254248
    Abstract: A silver halide color photographic light-sensitive material, having, on a support, at least one silver halide emulsion layer containing a cyan dye forming coupler, at least one silver halide emulsion layer containing a magenta dye forming coupler, and at least one silver halide emulsion layer containing a yellow dye forming coupler, wherein at least one layer of said at least one silver halide emulsion layer containing a cyan dye forming coupler contains high-silver chloride emulsion grains, which are selenium-sensitized and have a silver chloride content of 90 mol % or more, and contains at least one coupler of formula (I): wherein R? and R? each independently are a substituent; and Z is a hydrogen atom, or a group capable of being split-off upon coupling reaction with an oxidized aromatic primary amine color-developing agent.
    Type: Application
    Filed: September 30, 2005
    Publication date: November 1, 2007
    Applicant: Fujifilm Corporation
    Inventors: Toshihiro Kariya, Hiroyuki Suzuki
  • Publication number: 20070202448
    Abstract: A silver halide color photographic light-sensitive material having, on a support, 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, characterized in that at least one of the silver halide emulsion layers contains a silver halide emulsion having a silver chloride content of 90 mole % or above, the silver halide emulsion contains at least one kind of selenium compound, and the silver halide emulsion layer containing the silver halide emulsion has a characteristic curve satisfying the following relation (1); 2.0??H/?L?0.5??Relation (1) wherein ? represents a gradient of the characteristic curve, ?H represents a gradient in the case of 1×10?6-second exposure and ?L represents a gradient in the case of 100-second exposure.
    Type: Application
    Filed: March 10, 2005
    Publication date: August 30, 2007
    Inventors: Shigeru Shibayama, Toshihiro Kariya, Akito Yokozawa, Kenji Naoi, Katsuhisa Ohzeki, Hiroyuki Suzuki
  • Patent number: 7262002
    Abstract: A silver halide emulsion containing silver halide grains with a silver chloride content of at least 95 mole %, being sensitized with selenium and gold, and further containing at least two compounds each having a function of oxidizing metallic silver clusters; a silver halide photographic material containing the same; and a silver halide photographic material having red-, green, and blue-sensitive silver halide emulsion layers, wherein one of the emulsion layers contains a silver halide emulsion with a silver chloride content of at least 95 mole %, and the silver halide emulsion contains a selenium compound and a metal complex of formula (D1); [MD1XD1nLD1(6-n)]m ??formula (D1) wherein MD1 represents Cr, Mo, Re, Fe, Ru, Os, Co, Rh, Pd, or Pt; XD1 represents a halogen ion; LD1 represents a ligand other than XD1; n represents 3, 4, 5, or 6; and m represents 4?, 3?, 2?, 1?, 0, or 1+.
    Type: Grant
    Filed: March 7, 2005
    Date of Patent: August 28, 2007
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Katsuhisa Ohzeki, Hiroyuki Suzuki, Toshihiro Kariya
  • Publication number: 20070141518
    Abstract: A silver halide emulsion containing silver halide grains with a silver chloride content of at least 95 mole %, being sensitized with selenium and gold, and further containing at least two compounds each having a function of oxidizing metallic silver clusters; a silver halide photographic material containing the same; and a silver halide photographic material having red-, green, and blue-sensitive silver halide emulsion layers, wherein one of the emulsion layers contains a silver halide emulsion with a silver chloride content of at least 95 mole %, and the silver halide emulsion contains a selenium compound and a metal complex of formula (D1); [MD1XD1nLD1(6-n)]m??formula (D1) wherein MD1 represents Cr, Mo, Re, Fe, Ru, Os, Co, Rh, Pd, or Pt; XD1 represents a halogen ion; LD1 represents a ligand other than XD1; n represents 3, 4, 5, or 6; and m represents 4-, 3-, 2-, 1-, 0 or 1+.
    Type: Application
    Filed: February 7, 2007
    Publication date: June 21, 2007
    Inventors: Katsuhisa Ohzeki, Hiroyuki Suzuki, Toshihiro Kariya