Patents by Inventor Tsukuru Mizuguchi

Tsukuru Mizuguchi 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).

  • Patent number: 11449180
    Abstract: The present invention provides a method for manufacturing a substrate equipped with a wiring electrode which has a fine pattern and is excellent in conductivity and in which an opaque wiring electrode is hardly visible. Disclosed is a method for manufacturing a substrate equipped with a wiring electrode including the steps of forming an opaque wiring electrode on at least one side of a transparent substrate, applying a positive photosensitive composition on one side of the transparent substrate, and exposing and developing the positive photosensitive composition using the opaque wiring electrode as a mask to form a functional layer at a portion corresponding to the opaque wiring electrode.
    Type: Grant
    Filed: February 16, 2018
    Date of Patent: September 20, 2022
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Kohei Takase, Tsukuru Mizuguchi
  • Publication number: 20200278609
    Abstract: A photosensitive conductive paste includes a quaternary ammonium salt compound (A), a carboxyl group-containing resin (B), a photopolymerization initiator (C), a reactive monomer having an unsaturated double bond (D) and conductive particles (E). The photosensitive conductive paste exhibits conductivity at low temperature within a short time and is capable of forming fine wiring with excellent adhesion to ITO and bending resistance after being exposed to high-temperature and high-humidity environments by a photolithography method; and a film forms a conductive pattern.
    Type: Application
    Filed: October 5, 2018
    Publication date: September 3, 2020
    Inventors: Tsukuru Mizuguchi, Marie Koyama
  • Publication number: 20190377235
    Abstract: The present invention provides a method for manufacturing a substrate equipped with a wiring electrode which has a fine pattern and is excellent in conductivity and in which an opaque wiring electrode is hardly visible. Disclosed is a method for manufacturing a substrate equipped with a wiring electrode including the steps of forming an opaque wiring electrode on at least one side of a transparent substrate, applying a positive photosensitive composition on one side of the transparent substrate, and exposing and developing the positive photosensitive composition using the opaque wiring electrode as a mask to form a functional layer at a portion corresponding to the opaque wiring electrode.
    Type: Application
    Filed: February 16, 2018
    Publication date: December 12, 2019
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Kohei TAKASE, Tsukuru MIZUGUCHI
  • Patent number: 10275104
    Abstract: A laminate member is provided which has excellent ion migration resistance between a light-sensitive resin layer and a conductive layer formed on a substrate. This laminate member is provided with a resin layer A formed on the substrate, a transparent electrode layer B formed on the resin layer A, and a conductive layer C formed on the resin layer A and the transparent electrode layer B, wherein the resin layer A contains a resin (a) containing a carboxyl group, the conductive layer C contains a resin (c) having conductive particles and a carboxylic group, the conductive layer C contacts the resin layer A and the transparent electrode layer B, and, defining SA as the acid value of an organic component contained by the resin layer A and SC the acid value of an organic component contained by the resin layer C, the value of SA?SC is 20-150 mg KOH/g.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: April 30, 2019
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Tsukuru Mizuguchi, Tomotaka Kawano
  • Patent number: 10048583
    Abstract: Provided is a method for manufacturing a conductive pattern forming member that is formed on a substrate and that has excellent resistance to ion migration between a conductive pattern and a photosensitive resin layer, while suppressing generation of residues in the dissolution and removal of unexposed portions.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: August 14, 2018
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Tsukuru Mizuguchi, Tomotaka Kawano
  • Publication number: 20180059826
    Abstract: A laminate member is provided which has excellent ion migration resistance between a light-sensitive resin layer and a conductive layer formed on a substrate. This laminate member is provided with a resin layer A formed on the substrate, a transparent electrode layer B formed on the resin layer A, and a conductive layer C formed on the resin layer A and the transparent electrode layer B, wherein the resin layer A contains a resin (a) containing a carboxyl group, the conductive layer C contains a resin (c) having conductive particles and a carboxylic group, the conductive layer C contacts the resin layer A and the transparent electrode layer B, and, defining SA as the acid value of an organic component contained by the resin layer A and SC the acid value of an organic component contained by the resin layer C, the value of SA?SC is 20-150 mg KOH/g.
    Type: Application
    Filed: October 19, 2017
    Publication date: March 1, 2018
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Tsukuru MIZUGUCHI, Tomotaka KAWANO
  • Publication number: 20170363956
    Abstract: Provided is a method for manufacturing a conductive pattern forming member that is formed on a substrate and that has excellent resistance to ion migration between a conductive pattern and a photosensitive resin layer, while suppressing generation of residues in the dissolution and removal of unexposed portions.
    Type: Application
    Filed: August 23, 2017
    Publication date: December 21, 2017
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Tsukuru MIZUGUCHI, Tomotaka KAWANO
  • Patent number: 9846362
    Abstract: A conductive paste can form a minute conductive pattern having markedly high adhesion and exhibiting conductivity at relatively low temperatures. The conductive paste contains: a compound (A) having a primary amino group, a secondary amino group, and a tertiary amino group; a compound (B) having a carboxyl group; and a conductive filler (C).
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: December 19, 2017
    Assignee: Toray Industries, Inc.
    Inventors: Tsukuru Mizuguchi, Takuya Nakayama, Kazutaka Kusano
  • Patent number: 9329477
    Abstract: A photosensitive conductive paste provides a coating film having good storage stability, is capable of maintaining high adhesion under relatively low temperature curing conditions, and is also capable of exhibiting high conductivity. The photosensitive conductive paste contains (A) conductive particles, (B) a photosensitie component, (C) a photopolymerization initiator and (D) an epoxy resin, wherein the epoxy resin (D) has an epoxy equivalent weight of 200-500 g/equivalent.
    Type: Grant
    Filed: January 24, 2013
    Date of Patent: May 3, 2016
    Assignee: Toray Industries, Inc.
    Inventors: Satoshi Matsuba, Tsukuru Mizuguchi, Kazutaka Kusano
  • Publication number: 20150370167
    Abstract: A conductive paste can form a minute conductive pattern having markedly high adhesion and exhibiting conductivity at relatively low temperatures. The conductive paste contains: a compound (A) having a primary amino group, a secondary amino group, and a tertiary amino group; a compound (B) having a carboxyl group; and a conductive filler (C).
    Type: Application
    Filed: March 13, 2014
    Publication date: December 24, 2015
    Applicant: Toray Industries, Inc.,
    Inventors: Tsukuru MIZUGUCHI, Takuya NAKAYAMA, Kazutaka KUSANO
  • Patent number: 9085705
    Abstract: A photosensitive conductive paste includes an epoxy acrylate (A) including a urethane bond, a photopolymerization initiator (B), and a conductive filler (C), wherein an added amount of the conductive filler (C) is 70 to 95% by weight with respect to the total solids in the photosensitive conductive paste.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: July 21, 2015
    Assignee: Toray Industries, Inc.
    Inventors: Tsukuru Mizuguchi, Satoshi Matsuba, Kazutaka Kusano
  • Patent number: 9081278
    Abstract: A photosensitive conductive paste includes a dicarboxylic acid or an acid anhydride thereof (A); a compound (B) having an acid value of 40 to 200 mg KOH/g; an alicyclic compound (C); a photopolymerization initiator (D); and a conductive filler (E).
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: July 14, 2015
    Assignee: Toray Industries, Inc.
    Inventors: Tsukuru Mizuguchi, Satoshi Matsuba, Kazutaka Kusano
  • Publication number: 20150056560
    Abstract: A photosensitive conductive paste includes an epoxy acrylate (A) including a urethane bond, a photopolymerization initiator (B), and a conductive filler (C), wherein an added amount of the conductive filler (C) is 70 to 95% by weight with respect to the total solids in the photosensitive conductive paste.
    Type: Application
    Filed: March 4, 2013
    Publication date: February 26, 2015
    Inventors: Tsukuru Mizuguchi, Satoshi Matsuba, Kazutaka Kusano
  • Publication number: 20150050586
    Abstract: A photosensitive conductive paste includes a dicarboxylic acid or an acid anhydride thereof (A); a compound (B) having an acid value of 40 to 200 mg KOH/g; an alicyclic compound (C); a photopolymerization initiator (D); and a conductive filler (E).
    Type: Application
    Filed: March 4, 2013
    Publication date: February 19, 2015
    Applicant: Toray Industries, Inc.
    Inventors: Tsukuru Mizuguchi, Satoshi Matsuba, Kazutaka Kusano
  • Publication number: 20150044610
    Abstract: A photosensitive conductive paste provides a coating film having good storage stability, is capable of maintaining high adhesion under relatively low temperature curing conditions, and is also capable of exhibiting high conductivity. The photosensitive conductive paste contains (A) conductive particles, (B) a photosensitive component, (C) a photopolymerization initiator and (D) an epoxy resin, wherein the epoxy resin (D) has an epoxy equivalent weight of 200-500 g/equivalent.
    Type: Application
    Filed: January 24, 2013
    Publication date: February 12, 2015
    Applicant: Toray Industries, Inc.
    Inventors: Satoshi Matsuba, Tsukuru Mizuguchi, Kazutaka Kusano
  • Publication number: 20140360763
    Abstract: A conductive paste includes: composite particles (A) formed by coating a surface of a core material composed of an inorganic material with an antimony-containing compound; a compound (B) having an acid value of 30 to 250 mg KOH/g; and a conductive filler (C).
    Type: Application
    Filed: January 10, 2013
    Publication date: December 11, 2014
    Applicant: Toray Industries, Inc.
    Inventors: Tsukuru Mizuguchi, Kazutaka Kusano
  • Patent number: 8247338
    Abstract: The present invention relates to a high dielectric constant paste composition comprising (A) inorganic particles having a perovskite crystal structure or a complex perovskite crystal structure, (B) a compound represented by any one of the general formulas (1) to (4) shown below, and (C) an organic solvent. The present invention provides a high dielectric constant paste composition for producing a high dielectric constant dielectric composition which has high insulation reliability and exhibits satisfactory resistance in a high-temperature high-humidity bias test.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: August 21, 2012
    Assignee: Toray Industries, Inc
    Inventors: Yoichi Shimba, Yoshitake Hara, Tsukuru Mizuguchi, Toshihisa Nonaka
  • Publication number: 20110053759
    Abstract: The present invention relates to a high dielectric constant paste composition comprising (A) inorganic particles having a perovskite crystal structure or a complex perovskite crystal structure, (B) a compound represented by any one of the general formulas (1) to (4) shown below, and (C) an organic solvent. The present invention provides a high dielectric constant paste composition for producing a high dielectric constant dielectric composition which has high insulation reliability and exhibits satisfactory resistance in a high-temperature high-humidity bias test.
    Type: Application
    Filed: January 14, 2009
    Publication date: March 3, 2011
    Applicant: Toray Industries ,Inc.
    Inventors: Yoichi Shimba, Yoshitake Hara, Tsukuru Mizuguchi, Toshihisa Nonaka