Patents by Inventor Atsushi Yoda

Atsushi Yoda 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: 20190205588
    Abstract: A new reading method is recorded in a code region generated by arranging a plurality of kinds of cells according to a conventional reading method. Furthermore, the code region generated in such a manner that the reading method information is recoded according to the conventional reading method according to which reading is possible by a reading device is displayed together with a code region generated according to the new reading method.
    Type: Application
    Filed: March 3, 2017
    Publication date: July 4, 2019
    Applicant: DENSO WAVE INCORPORATED
    Inventors: Kunihiko ITO, Takuya YODA, Atsushi TANO, Hiroaki MIZUKOSHI, Takao USHIJIMA
  • Publication number: 20190153917
    Abstract: A baffle plate includes a curved part which in turn includes a bottom portion (40), an upstream inclined portion (41), and a downstream inclined portion (42). A part of the downstream inclined portion adjacent to the bottom portion is provided with a first downstream through hole (49) elongated in the axial direction of the crankshaft, and a downstream side wall (50) extending from a downstream edge of the first downstream through hole in an upstream direction with respect to the rotational direction of the crankshaft, and a part of the downstream inclined portion remote from the bottom portion is provided with a plurality of second downstream through holes (52).
    Type: Application
    Filed: November 14, 2018
    Publication date: May 23, 2019
    Inventors: Takuya ONO, Atsushi SUENAGA, Osamu YODA, Koichiro ASAME
  • Publication number: 20190016911
    Abstract: A pretreatment solution which is used together with an aqueous inkjet ink that contains at least a pigment, wherein the pretreatment solution contains an inorganic metal salt and/or an organic metal salt that exists in a dissolved state, and an organic solvent, the organic solvent contains a compound having one or more hydroxyl groups in each molecule, and the amount of the organic solvent is from 0.1 to 50% by weight based on the total weight of the pretreatment solution.
    Type: Application
    Filed: January 13, 2017
    Publication date: January 17, 2019
    Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.
    Inventors: Mayuko OKAMOTO, Atsushi YODA, Yoshihito SUZUKI, Kazuhiro JONAI
  • Publication number: 20180237646
    Abstract: An aqueous ink composition containing, at least, water, a pigment (but excluding titanium oxides in which the pigment surface has been treated with an organic compound), a pigment dispersing resin, and two or more types of alkyl polyols having boiling points of at least 180° C. but not more than 250° C. at 1 atmosphere, wherein the pigment dispersing resin has an alkyl group of 10 to 36 carbon atoms, and the total amount of the alkyl polyols, relative to the total weight of the aqueous ink composition, is at least 10% by weight but not more than 30% by weight.
    Type: Application
    Filed: August 12, 2016
    Publication date: August 23, 2018
    Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.
    Inventors: Atsushi YODA, Masahiro SUGIHARA, Masayoshi UTSUGI
  • Patent number: 9732240
    Abstract: Provided is an inkjet pigment ink which contains a pigment that is selected from the group consisting of C.L. Pigment Yellow 74 having a transmittance of 70% or more, C.I. Pigment Red 269 having a transmittance of 70% or more, C.I. Pigment Red 122 having a transmittance of less than 70% and C.I. Pigment Yellow 150; a water-soluble solvent that is selected from the group consisting of glycol ethers and diols; water; and a pigment dispersing resin that is a copolymer which contains a monomer A, a monomer B and a monomer C as unit components. The monomer A is an alkyl (meth)acrylate ester; the monomer B is styrene, ?-methyl styrene or benzyl (meth)acrylate; and the monomer C is (meth)acrylic acid.
    Type: Grant
    Filed: March 9, 2012
    Date of Patent: August 15, 2017
    Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.
    Inventors: Kazunori Shigemori, Natsuko Kokubo, Joji Mikami, Masayoshi Utsugi, Yasutaka Itimura, Satoshi Washio, Yukitoshi Takahashi, Atsushi Yoda, Masahiro Sugihara
  • Patent number: 9296908
    Abstract: An aqueous inkjet ink composition comprising a pigment, a pigment-dispersing resin, resin fine particles (A), water, and hydrophilic solvents (B), the resin fine particles (A) being formed by emulsion polymerizing ethylenically unsaturated monomers including: 20% to 80% by weight of an aromatic ethylenically unsaturated monomer (C) that does not have an ionic functional group; 0.6% to 6% by weight of water-soluble ethylenically unsaturated monomers (F) consisting of 0.5% to 3% by weight of a sulfonic acid group-containing ethylenically unsaturated monomer (D) and 0.1% to 3% by weight of a nonionic water-soluble ethylenically unsaturated monomer (E); and 0.1% to 10% by weight of a crosslinkable ethylenically unsaturated monomer (G), and the hydrophilic solvents (B) including a glycol-based solvent (H) and an ethylene glycol ether-based solvent (I) is provided.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: March 29, 2016
    Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.
    Inventors: Takaaki Koike, Sachiko Kinoshita, Yoshiyuki Sakai, Akiko Nishina, Masayoshi Utsugi, Yukitoshi Takahashi, Atsushi Yoda, Masahiro Sugihara
  • Publication number: 20150353749
    Abstract: The present invention relates to a pigment ink composition that can fulfill excellent print stability, and performances and drying performance of printed matters. The ink composition comprises: at least a pigment; an organic solvent; and two or more kinds of binder resins having different weight average molecular weights (Mw), wherein, when a binder resin having lowest weight average molecular weight (Mw) is marked as ?, and a binder resin having higher weight average molecular weight (Mw) than that of the binder resin ? and meeting formula (3) is marked as ? among the two or more kinds of binder resins to be used, the ink composition meets formulae (1) and (2): Formula (1): Mw??Mw??10,000, Formula (2): 1,000<Mw?<30,000, and Formula (3): 20,000<Mw?<100,000, wherein Mw? represents the weight average molecular weight of the binder resin ?, and Mw? represents the weight average molecular weight of the binder resin ?.
    Type: Application
    Filed: August 21, 2015
    Publication date: December 10, 2015
    Applicant: TOYO INK SC HOLDINGS CO., LTD.
    Inventors: Atsushi YODA, Seiji Aida, Ken Yamasaki, Daisuke Fujiwara, Kouhei Yamada, Kazunori Shigemori, Mitsuo Umezawa
  • Publication number: 20140066550
    Abstract: Provided is an inkjet pigment ink which contains a pigment that is selected from the group consisting of C.L. Pigment Yellow 74 having a transmittance of 70% or more, C.I. Pigment Red 269 having a transmittance of 70% or more, C.I. Pigment Red 122 having a transmittance of less than 70% and C.I. Pigment Yellow 150; a water-soluble solvent that is selected from the group consisting of glycol ethers and diols; water; and a pigment dispersing resin that is a copolymer which contains a monomer A, a monomer B and a monomer C as unit components. The monomer A is an alkyl (meth)acrylate ester; the monomer B is styrene, ?-methyl styrene or benzyl (meth)acrylate; and the monomer C is (meth)acrylic acid.
    Type: Application
    Filed: March 9, 2012
    Publication date: March 6, 2014
    Applicants: TOYO INK CO., LTD., TOYO INK SC HOLDINGS CO., LTD.
    Inventors: Kazunori Shigemori, Natsuko Kokubo, Joji Mikami, Masataka Utsugi, Yasutaka Itimura, Satoshi Washio, Yukitoshi Takahashi, Atsushi Yoda, Masahiro Sugihara
  • Patent number: 8519020
    Abstract: A non-aqueous ink jet which has less bad odor, has excellent safety and sanitariness, excellent resin dissolvability, excellent printing stability and excellent dryability, causes no corrosion of printers, and has good adhesiveness to non-absorbent substrates, and an ink set are provided. In the non-aqueous inkjet ink comprising a pigment, a resin and a mixed solvent, the mixed solvent comprises diethylene glycol dialkyl ether and tetraethylene glycol dialkyl ether.
    Type: Grant
    Filed: October 19, 2007
    Date of Patent: August 27, 2013
    Assignee: Toyo Ink Mfg. Co., Ltd.
    Inventors: Seiji Aida, Ken Yamasaki, Atsushi Yoda, Kaori Nakano
  • Publication number: 20130079447
    Abstract: An aqueous inkjet ink composition comprising a pigment, a pigment-dispersing resin, resin fine particles (A), water, and hydrophilic solvents (B), the resin fine particles (A) being formed by emulsion polymerizing ethylenically unsaturated monomers including: 20% to 80% by weight of an aromatic ethylenically unsaturated monomer (C) that does not have an ionic functional group; 0.6% to 6% by weight of water-soluble ethylenically unsaturated monomers (F) consisting of 0.5% to 3% by weight of a sulfonic acid group-containing ethylenically unsaturated monomer (D) and 0.1% to 3% by weight of a nonionic water-soluble ethylenically unsaturated monomer (E); and 0.1% to 10% by weight of a crosslinkable ethylenically unsaturated monomer (G), and the hydrophilic solvents (B) including a glycol-based solvent (H) and an ethylene glycol ether-based solvent (I) is provided.
    Type: Application
    Filed: May 26, 2011
    Publication date: March 28, 2013
    Applicants: TOYO INK CO., LTD., TOYO INK SC HOLDINGS CO., LTD.
    Inventors: Takaaki Koike, Sachiko Kinoshita, Yoshiyuki Sakai, Akiko Nishina, Masataka Utsugi, Yukitoshi Takahashi, Atsushi Yoda, Masahiro Sugihara
  • Patent number: 8344047
    Abstract: A dispersing agent characterized in that said dispersing agent is prepared by reacting primary and/or secondary amino groups of an amine compound comprising a polyamine (C) with isocyanate groups of a urethane prepolymer (E) having two isocyanate groups in one terminal region, wherein said urethane prepolymer (E) has been prepared by reacting hydroxyl groups in a vinyl polymer (A) having two hydroxyl groups in one terminal region with isocyanate groups in diisocyanates (B), and in that an amine number of said dispersing agent is 1 to 100 mgKOH/g is disclosed. The dispersing agent of the present invention has excellent dispersibility, flowability, and storage stability when used in small quantities. A pigment-dispersed product can be prepared therefrom, independently of the kinds of binder resin or solvent used. Further, the present invention is suitable for offset ink, gravure ink, resist ink for a color filter, inkjet ink, coating composition, and colored resin composition.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: January 1, 2013
    Assignee: Toyo Ink Manufacturing Co., Ltd.
    Inventors: Kazunori Shigemori, Tomoko Tachibana, Yasushi Ariyoshi, Ken Yamazaki, Atsushi Yoda, Daisuke Fujiwara, Atsushi Nakazato, Tsutomu Hiroshima
  • Publication number: 20110230603
    Abstract: The present invention relates to a pigment ink composition that can fulfill excellent print stability, and performances and drying performance of printed matters. The ink composition comprises: at least a pigment; an organic solvent; and two or more kinds of binder resins having different weight average molecular weights (Mw), wherein, when a binder resin having lowest weight average molecular weight (Mw) is marked as ?, and a binder resin having higher weight average molecular weight (Mw) than that of the binder resin ? and meeting formula (3) is marked as ? among the two or more kinds of binder resins to be used, the ink composition meets formulae (1) and (2): Formula (1): Mw??Mw??10,000, Formula (2): 1,000<Mw?<30,000, and Formula (3): 20,000<Mw?<100,000, wherein Mw? represents the weight average molecular weight of the binder resin ?, and Mw? represents the weight average molecular weight of the binder resin ?.
    Type: Application
    Filed: September 4, 2009
    Publication date: September 22, 2011
    Applicant: TOYO INK MFG. CO., LTD.
    Inventors: Atsushi Yoda, Seiji Aida, Ken Yamasaki, Daisuke Fujiwara, Kouhei Yamada, Kazunori Shigemori, Mitsuo Umezawa
  • Publication number: 20110021675
    Abstract: A dispersing agent characterized in that said dispersing agent is prepared by reacting primary and/or secondary amino groups of an amine compound comprising a polyamine (C) with isocyanate groups of a urethane prepolymer (E) having two isocyanate groups in one terminal region, wherein said urethane prepolymer (E) has been prepared by reacting hydroxyl groups in a vinyl polymer (A) having two hydroxyl groups in one terminal region with isocyanate groups in diisocyanates (B), and in that an amine number of said dispersing agent is 1 to 100 mgKOH/g is disclosed. The dispersing agent of the present invention has excellent dispersibility, flowability, and storage stability when used in small quantities. A pigment-dispersed product can be prepared therefrom, independently of the kinds of binder resin or solvent used. Further, the present invention is suitable for offset ink, gravure ink, resist ink for a color filter, inkjet ink, coating composition, and colored resin composition.
    Type: Application
    Filed: March 24, 2009
    Publication date: January 27, 2011
    Applicant: TOYO INK MANUFACTURING CO., LTD.
    Inventors: Kazunori Shigemori, Tomoko Tachibana, Yasushi Ariyoshi, Ken Yamazaki, Atsushi Yoda, Daisuke Fujiwara, Atsushi Nakazato, Tsutomu Hiroshima
  • Publication number: 20100317775
    Abstract: A non-aqueous ink jet which has less bad odor, has excellent safety and sanitariness, excellent resin dissolvability, excellent printing stability and excellent dryability, causes no corrosion of printers, and has good adhesiveness to non-absorbent substrates, and an ink set are provided. In the non-aqueous inkjet ink comprising a pigment, a resin and a mixed solvent, the mixed solvent comprises diethylene glycol dialkyl ether and tetraethylene glycol dialkyl ether.
    Type: Application
    Filed: October 19, 2007
    Publication date: December 16, 2010
    Applicant: Toyo Ink Mfg. Co., Ltd.
    Inventors: Seiji Aida, Ken Yamasaki, Atsushi Yoda, Kaori Nakano