Patents by Inventor Kazuyoshi Shioiri

Kazuyoshi Shioiri 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).

  • Non-aqueous pigment ink
    Patent number: 7767013
    Abstract: A non-aqueous pigment ink includes a colorant and a non-aqueous solvent, wherein the colorant is a pigment complex of a pigment, a dispersant and a polymer compound, the polymer compound contains 2 or more primary and/or secondary amino groups within each molecule, and the dispersant contains 2 or more reactive functional groups within each molecule that exhibit reactivity with the amino groups of the polymer compound.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: August 3, 2010
    Assignee: Riso Kagaku Corporation
    Inventors: Shunsuke Uozumi, Kazuyoshi Shioiri
  • Water-based ink containing colored microparticle dispersion
    Patent number: 7374278
    Abstract: A water-based ink including a colored microparticle dispersion having water and a microparticle containing a resin and a colorant, wherein the microparticle has a core part and a shell part to form a core-shell structure and the core part and the shell part are cross-linked with a cross-linking agent.
    Type: Grant
    Filed: February 26, 2004
    Date of Patent: May 20, 2008
    Assignee: Konica Minolta Holdings, Inc.
    Inventors: Hiroaki Ando, Kazuyoshi Shioiri
  • Non-aqueous pigment ink
    Publication number: 20080011192
    Abstract: A non-aqueous pigment ink includes a colorant and a non-aqueous solvent, wherein the colorant is a pigment complex of a pigment, a dispersant and a polymer compound, the polymer compound contains 2 or more primary and/or secondary amino groups within each molecule, and the dispersant contains 2 or more reactive functional groups within each molecule that exhibit reactivity with the amino groups of the polymer compound.
    Type: Application
    Filed: June 28, 2007
    Publication date: January 17, 2008
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Shunsuke Uozumi, Kazuyoshi Shioiri
  • CONDUCTIVE PATTERN FORMING COMPOSITION, FORMATION METHOD OF CONDUCTIVE PATTERN AND PRODUCTION METHOD OF CONDUCTIVE PATTERN FORMING COMPOSITION
    Publication number: 20070108424
    Abstract: A conductive pattern forming composition, containing in a dispersion medium conductive fine particles composed of at least one kind of metal and a dispersant for dispersing the conductive fine particles, wherein the dispersant is a polymer containing a tertiary amine-type monomer in a main chain and a polyether-type nonionic monomer in a side chain.
    Type: Application
    Filed: January 10, 2007
    Publication date: May 17, 2007
    Applicant: KONICA MINOLTA HOLDINGS, INC.
    Inventors: Kazuyoshi Shioiri, Tetsuya Yoshida, Yuusuke Kawahara, Kazuyoshi Ichikawa
  • Silver salt photothermographic dry imaging material and production method of the same
    Patent number: 7094526
    Abstract: A photothermographic imaging material containing a support having thereon photosensitive silver halide grains, light-insensitive organic silver salt grains, a reducing agent for silver ions and polymer, wherein and average particle size of the photosensitive silver halide grains is 0.005 to 0.1 ?m, and the polymer dissolves both in water and in an organic solvent.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: August 22, 2006
    Assignee: Konica Minolta Medical & Graphic, Inc
    Inventors: Hiroaki Ando, Kazuhito Ihara, Shinichi Karakata, Kazuyoshi Shioiri
  • Silver salt photothermographic dry imaging material and production method of the same
    Publication number: 20050095541
    Abstract: A photothermographic imaging material containing a support having thereon photosensitive silver halide grains, light-insensitive organic silver salt grains, a reducing agent for silver ions and polymer, wherein and average particle size of the photosensitive silver halide grains is 0.005 to 0.1 ?m, and the polymer dissolves both in water and in an organic solvent.
    Type: Application
    Filed: October 28, 2004
    Publication date: May 5, 2005
    Inventors: Hiroaki Ando, Kazuhito Ihara, Shinichi Karakata, Kazuyoshi Shioiri
  • Conductive pattern forming composition, formation method of conductive pattern and production method of conductive pattern forming composition
    Publication number: 20040213896
    Abstract: A conductive pattern forming composition, containing in a dispersion medium conductive fine particles composed of at least one kind of metal and a dispersant for dispersing the conductive fine particles, wherein the dispersant is a polymer containing a tertiary amine-type monomer in a main chain and a polyether-type nonionic monomer in a side chain.
    Type: Application
    Filed: April 20, 2004
    Publication date: October 28, 2004
    Applicant: Konica Minolta Holdings, Inc.
    Inventors: Kazuyoshi Shioiri, Tetsuya Yoshida, Yuusuke Kawahara, Kazuyoshi Ichikawa
  • Circuit board and method for manufacturing the circuit board
    Publication number: 20040211979
    Abstract: A circuit board includes a base material, a conductive pattern which is formed on the base material, and a resin layer which is formed on the conductive pattern by a photocurable resin.
    Type: Application
    Filed: April 14, 2004
    Publication date: October 28, 2004
    Applicant: Konica Minolta Holdings, Inc.
    Inventors: Kazuyoshi Shioiri, Tetsuya Yoshida, Yuusuke Kawahara, Kazuyoshi Ichikawa
  • Water-based ink containing colored microparticle dispersion
    Publication number: 20040176498
    Abstract: A water-based ink comprising a colored microparticle dispersion having water and a microparticle containing a resin and a colorant, wherein the microparticle has a core part and a shell part to form a core-shell structure and the core part and the shell part are cross-linked with a cross-linking agent.
    Type: Application
    Filed: February 26, 2004
    Publication date: September 9, 2004
    Applicant: KONICA MINOLTA HOLDINGS, INC.
    Inventors: Hiroaki Ando, Kazuyoshi Shioiri