Patents by Inventor Kosuke Chidate

Kosuke Chidate 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: 20200332138
    Abstract: An ink jet printing ink composition includes: cross-linkable group-containing urethane resin particles; a diketopyrrolopyrrole-based pigment; and a first organic solvent having a hydrogen bond term ?h of 10 to less than 18 in Hansen solubility parameters.
    Type: Application
    Filed: April 17, 2020
    Publication date: October 22, 2020
    Inventors: Minoru YAMADA, Masakazu OHASHI, Kosuke CHIDATE
  • Publication number: 20200270471
    Abstract: An ink-jet ink composition according to the present disclosure contains pigment, resin particles, a lubricant, water, and an organic solvent. The resin particles are urethane resin particles having a crosslinking group. The lubricant has a mean particle size D50 of 200 nm or less.
    Type: Application
    Filed: February 25, 2020
    Publication date: August 27, 2020
    Inventor: Kosuke CHIDATE
  • Publication number: 20200238716
    Abstract: An ink receptacle includes an inner bag filled with an aqueous ink jet ink and a pliable sheath containing the inner bag. The inner bag contains a gas phase in a volume fraction of 0.001 or more relative to the capacity of the inner bag. The aqueous ink jet ink contains a dispersed component, an acetylene glycol surfactant having an HLB of 11 or more, and an acetylene glycol surfactant having an HLB of 9 or less.
    Type: Application
    Filed: January 24, 2020
    Publication date: July 30, 2020
    Inventors: Hideki OKADA, Kosuke CHIDATE, Tasuku NAKAMURA
  • Patent number: 10704194
    Abstract: An ink jet ink composition for textile printing contains a crosslinking component having a blocked isocyanate group, tertiary amine, at least one carboxylic acid selected from the group consisting of monocarboxylic acid, dicarboxylic acid, and tricarboxylic acid, a pigment, and water.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: July 7, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kosuke Chidate, Masakazu Ohashi, Hideki Okada, Takako Sugiyama, Hiromi Noguchi
  • Publication number: 20200165474
    Abstract: A textile printing ink jet ink composition includes a dioxazine pigment, a resin particle, and a lubricant, wherein the content of the dioxazine pigment is 0.5 to 1.5 mass % based on the total amount of the ink composition.
    Type: Application
    Filed: November 26, 2019
    Publication date: May 28, 2020
    Inventors: Tasuku NAKAMURA, Kosuke CHIDATE, Hideki OKADA, Masakazu OHASHI, Takako SUGIYAMA
  • Publication number: 20190292390
    Abstract: A pigment printing ink jet ink composition includes a pigment, a resin particle, a sulfonate-based anionic surfactant, and water.
    Type: Application
    Filed: March 19, 2019
    Publication date: September 26, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Masakazu OHASHI, Kosuke CHIDATE, Toshiyuki MIYABAYASHI
  • Publication number: 20190292388
    Abstract: A pigment printing ink jet ink composition includes a pigment, a resin particle, an organic solvent, and water. The organic solvent includes an amide compound represented by the following general formula (1). In the general formula (1), R1 represents a straight chain or branched alkyl group having 1 to 6 carbon atoms, and R2 and R3 each independently present hydrogen atoms or a straight chain or branched alkyl group having 1 to 4 carbon atoms.
    Type: Application
    Filed: March 25, 2019
    Publication date: September 26, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Masakazu OHASHI, Kosuke CHIDATE, Toshiyuki MIYABAYASHI
  • Publication number: 20190284420
    Abstract: An ink jet printing clear ink composition includes resin particles; a lubricant; and water. The resin particles includes a urethane resin having a cross-linking group, and the clear ink composition is formed into a dried coating film having a Young's modulus of 5 to 70 MPa.
    Type: Application
    Filed: March 15, 2019
    Publication date: September 19, 2019
    Inventors: Takako SUGIYAMA, Masakazu OHASHI, Kosuke CHIDATE
  • Publication number: 20190249021
    Abstract: A pigment textile printing ink jet ink composition contains a pigment, a resin particle, a nonionic fluorine-based surfactant, and water.
    Type: Application
    Filed: February 8, 2019
    Publication date: August 15, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kosuke CHIDATE, Masakazu OHASHI, Toshiyuki MIYABAYASHI
  • Publication number: 20190234015
    Abstract: A treatment liquid composition for ink jet pigment textile printing according to the invention is used by being attached to a fabric and contains a cationic compound, a nonionic fluorine-based surfactant, a resin particle, and water.
    Type: Application
    Filed: January 30, 2019
    Publication date: August 1, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kosuke CHIDATE, Masakazu OHASHI, Toshiyuki MIYABAYASHI
  • Publication number: 20180282945
    Abstract: An ink jet ink composition for textile printing contains a crosslinking component having a blocked isocyanate group, tertiary amine, at least one carboxylic acid selected from the group consisting of monocarboxylic acid, dicarboxylic acid, and tricarboxylic acid, a pigment, and water.
    Type: Application
    Filed: March 1, 2018
    Publication date: October 4, 2018
    Inventors: Kosuke CHIDATE, Masakazu OHASHI, Hideki OKADA, Takako SUGIYAMA, Hiromi NOGUCHI
  • Patent number: 9878537
    Abstract: An image forming method includes discharging an ink jet ink composition which contains a diketopyrrolopyrrole pigment and a solvent having a SP value of equal to or lower than 13 by using an apparatus including a piezo ink jet head satisfying the following Expression (1). 0.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: January 30, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Masayuki Murai, Masakazu Ohashi, Ryota Miyasa, Kosuke Chidate, Takako Sugiyama
  • Publication number: 20170282557
    Abstract: An image forming method includes discharging an ink jet ink composition which contains a diketopyrrolopyrrole pigment and a solvent having a SP value of equal to or lower than 13 by using an apparatus including a piezo ink jet head satisfying the following Expression (1). 0.
    Type: Application
    Filed: March 21, 2017
    Publication date: October 5, 2017
    Inventors: Masayuki MURAI, Masakazu OHASHI, Ryota MIYASA, Kosuke CHIDATE, Takako SUGIYAMA
  • Patent number: 7964252
    Abstract: A liquid crystal device includes a pair of substrates and a liquid crystal layer which is interposed between the pair of substrates and which contains at least one kind of additive selected from a ultraviolet ray absorbent and a radical scavenger, in which a gap between the pair of substrates is set according to amount of the additive.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: June 21, 2011
    Assignee: Seiko Epson Corporation
    Inventor: Kosuke Chidate
  • Publication number: 20090015733
    Abstract: A retardation film includes a substrate, concave-and-convex regions formed on the substrate and arranged at a pitch smaller than a wavelength of visible light, each of the concave-and-convex regions having a concave portion and a convex portion, and an inorganic film formed on the concave-and-convex regions by depositing an inorganic material on the concave-and-convex regions in a direction oblique to a surface of the substrate.
    Type: Application
    Filed: June 10, 2008
    Publication date: January 15, 2009
    Applicant: Seiko Epson Corporation
    Inventor: Kosuke Chidate
  • Publication number: 20090009702
    Abstract: A liquid crystal device includes a pair of substrates, a liquid crystal, a first optical compensation element, and a second optical compensation element. The liquid crystal is pretilted by the alignment layers. The first optical compensation element has a positive uniaxiality and a first optical axis inclined in a direction different from the pretilted direction of the liquid crystal molecules. The second optical compensation element has a positive uniaxiality and a second optical axis aligned with the pair of substrates.
    Type: Application
    Filed: June 30, 2008
    Publication date: January 8, 2009
    Applicant: Seiko Epson Corporation
    Inventor: Kosuke Chidate
  • Publication number: 20080137011
    Abstract: A liquid crystal device includes a pair of substrates and a liquid crystal layer which is interposed between the pair of substrates and which contains at least one kind of additive selected from a ultraviolet ray absorbent and a radical scavenger, in which a gap between the pair of substrates is set according to amount of the additive.
    Type: Application
    Filed: December 6, 2007
    Publication date: June 12, 2008
    Applicant: Seiko Epson Corporation
    Inventor: Kosuke Chidate
  • Publication number: 20080068546
    Abstract: Disclosed herein is a liquid crystal device including: a first substrate and a second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a first optical compensation film formed of an inorganic material; and a second optical compensation film formed of an inorganic material.
    Type: Application
    Filed: September 18, 2007
    Publication date: March 20, 2008
    Applicant: Seiko Epson Corporation
    Inventors: Takanori Ninomiya, Kosuke Chidate