Patents by Inventor Akiko Hayashi

Akiko Hayashi 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: 20240125045
    Abstract: Disclosed is a method for producing a printed textile item including: applying a pretreatment liquid to a fabric, and applying a white ink using an inkjet method to the fabric to which the pretreatment liquid has been applied, wherein the pretreatment liquid contains a polyvalent metal salt, a surfactant, and water, and the white ink contains a white inorganic pigment, resin particles, a surfactant, and water.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 18, 2024
    Inventors: Akiko HAYASHI, Shinichiro SHIMURA, Kokoro KINOE, Tetsuya SHIRAISHI
  • Publication number: 20240110331
    Abstract: Provided is an aqueous ink for textile inkjet printing including a pigment, a binder resin, and water, wherein the binder resin contains a water-dispersible (meth)acrylic resin, a water-dispersible urethane resin, and a water-dispersible polyester resin, and a mass ratio of the water-dispersible polyester resin relative to the water-dispersible urethane resin is at least 0.2. A method for producing a printed textile item is also provided.
    Type: Application
    Filed: September 26, 2023
    Publication date: April 4, 2024
    Inventors: Akiko HAYASHI, Tetsuya SHIRAISHI
  • Publication number: 20240018377
    Abstract: Disclosed is an ink set for textile printing including: a pretreatment liquid that contains a polyvalent metal salt, a water-soluble organic solvent, and a surfactant; a white inkjet ink that contains a white pigment, resin particles, and a water-soluble organic solvent; and a non-white inkjet ink that contains a non-white pigment, resin particles, a water-soluble organic solvent, and a surfactant. Also disclosed is a method for producing a printed textile item.
    Type: Application
    Filed: July 10, 2023
    Publication date: January 18, 2024
    Inventors: Akiko HAYASHI, Tetsuya SHIRAISHI, Takahisa YAMAZAKI, Ryo SHINOTSUKA, Takumi MATSUDA, Kokoro KINOE
  • Patent number: 11781268
    Abstract: A method for producing a printed textile item is disclosed, the method including applying a pretreatment liquid containing a coagulant, water and a surfactant to a fabric, and, after the application of the pretreatment liquid, applying a white ink containing a white pigment and water to the fabric by an inkjet method, wherein a surface tension of the white ink at 0.05 Hz is within a range from 33 to 39 mN/m, a surface tension of the white ink at 10 Hz is 40 mN/m or greater, a specific gravity of the pretreatment liquid is greater than a specific gravity of the white ink, and the application of the white ink is performed within 100 seconds from the application of the pretreatment liquid and by a wet-on-wet method.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: October 10, 2023
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Tetsuya Shiraishi, Akiko Hayashi, Kokoro Kinoe, Takahisa Yamazaki, Ryo Shinotsuka, Takumi Matsuda
  • Publication number: 20230303874
    Abstract: Provided is an aqueous white inkjet ink including: a white pigment; a water-dispersible urethane resin; an amine compound with a molecular weight of 110 to 150; and water, in which an amount of the amine compound with a molecular weight of 110 to 150 relative to a total amount of the ink is 0.2 to 1.3% by mass, and a mass ratio of the amine compound with a molecular weight of 110 to 150 relative to the water-dispersible urethane resin satisfies (a mass of the amine compound with a molecular weight of 110 to 150)/(a mass of the water-dispersible urethane resin)=0.02 to 0.08.
    Type: Application
    Filed: March 21, 2023
    Publication date: September 28, 2023
    Inventors: Takumi MATSUDA, Tetsuya SHIRAISHI, Ryo SHINOTSUKA, Akiko HAYASHI, Kokoro KINOE
  • Publication number: 20230303870
    Abstract: An aqueous inkjet ink for textile printing is disclosed which contains water, a water-soluble organic solvent, an amino alcohol, a water-dispersible resin, and a pigment, and in which an amount of a solid fraction of the ink relative to a total mass of the ink is at least 20% by mass; and the water-soluble organic solvent contains a water-soluble organic solvent (A) which has a boiling point of at least 250° C. and is one or more compounds selected from the group consisting of polyalkylene glycols, polyalkylene glycol derivatives, and trihydric alcohols. A method for producing a printed textile item is also disclosed.
    Type: Application
    Filed: March 21, 2023
    Publication date: September 28, 2023
    Inventors: Tetsuya SHIRAISHI, Akiko HAYASHI, Kokoro KINOE
  • Publication number: 20230295450
    Abstract: Provided is a white inkjet ink for textile printing including: a white inorganic pigment, resin particles A, resin particles B, and water, in which a film elongation of the resin particles A is at least 1000%, the resin particles B are ionic resin particles with an average particle size of not more than 150 nm, and an average particle size of the resin particles A is twice or more than the average particle size of the resin particles B. An ink set and a method for producing a printed textile item are also provided.
    Type: Application
    Filed: March 7, 2023
    Publication date: September 21, 2023
    Inventors: Akiko HAYASHI, Kokoro KINOE, Shinichiro SHIMURA, Tetsuya SHIRAISHI, Yuki URANO
  • Publication number: 20230203750
    Abstract: A method for producing a printed textile item, the method including applying a treatment liquid containing an aggregating agent to a fabric using an inkjet method, applying a white ink having a charge density of at least 30 ?eq/g, using a step of using an inkjet method and a wet-on-wet method, to the fabric to which the treatment liquid has been applied, applying a color ink for which the Young's modulus of the dried coating film is not more than 3.0 MPa, using an inkjet method and a wet-on-wet method, to the fabric to which the white ink has been applied.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 29, 2023
    Inventors: Kokoro KINOE, Akiko HAYASHI, Tetsuya SHIRAISHI, Takeshi KOYAMA, Shinsuke OZAWA
  • Publication number: 20230060407
    Abstract: The present invention provides a sport status presentation system with which a user can easily grasp, by touch, the status of a sport competition in which two teams compete and the players on the two teams capture a single ball from each other while moving within a single competition area and score points by placing the ball in a goal set for each team. The sport status presentation system includes two vibrating bodies, the vibrating bodies respectively apply vibration to sites on the left side and the right side of the body of the user and are allocated to the respective teams, and the vibrating body allocated to the team in possession of the ball, among the two vibrating bodies, vibrates by a larger amount as a distance between the ball and the goal or a goal line of the team in possession of the ball decreases.
    Type: Application
    Filed: February 6, 2020
    Publication date: March 2, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Junji WATANABE, Akiko HAYASHI
  • Publication number: 20220411999
    Abstract: A method for producing a printed textile item is disclosed, the method including applying a pretreatment liquid containing a coagulant, water and a surfactant to a fabric, and, after the application of the pretreatment liquid, applying a white ink containing a white pigment and water to the fabric by an inkjet method, wherein a surface tension of the white ink at 0.05 Hz is within a range from 33 to 39 mN/m, a surface tension of the white ink at 10 Hz is 40 mN/m or greater, a specific gravity of the pretreatment liquid is greater than a specific gravity of the white ink, and the application of the white ink is performed within 100 seconds from the application of the pretreatment liquid and by a wet-on-wet method.
    Type: Application
    Filed: May 31, 2022
    Publication date: December 29, 2022
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Tetsuya SHIRAISHI, Akiko HAYASHI, Kokoro KINOE, Takahisa YAMAZAKI, Ryo SHINOTSUKA, Takumi MATSUDA
  • Publication number: 20220222942
    Abstract: To make an exhibition experience more engaging for a user without compromising the appearance of display items. An exhibition supporting device 110 includes a recognition result information acquisition unit 1112 configured to acquire recognition result information on a display item in accordance with image information on the display item, an exhibition information acquisition unit 1114 configured to acquire exhibition information in accordance with the recognition result information and exhibition-related user information, and a display unit 114 configured to display the exhibition information.
    Type: Application
    Filed: May 9, 2019
    Publication date: July 14, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Manabu MOTEGI, Sayaka TERANAKA, Akiko HAYASHI, Shunsuke TAKAMIYA, Masafumi SUZUKI, Yukihiro NAKAMURA, Tatsuya MATSUI, Satoshi SAKUMA, Shingo KINOSHITA
  • Patent number: 11135865
    Abstract: A method for producing printed matter that includes applying one of a first pretreatment liquid and a second pretreatment liquid, the other of the first pretreatment liquid and the second pretreatment liquid, and then an aqueous ink, in this order, to a recording region of a substrate using an inkjet recording apparatus, wherein the first pretreatment liquid and the second pretreatment liquid are jetted so as to land on the substrate in a fixed order, the first pretreatment liquid contains a coagulant, and the second pretreatment liquid does not contain a coagulant, but contains a penetrant.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: October 5, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Yuki Urano, Akiko Hayashi, Takahisa Yamazaki, Mamoru Fukuda
  • Patent number: 11077691
    Abstract: A method for producing printed matter is disclosed that includes applying a pretreatment liquid containing a resin and a pretreatment liquid containing a coagulant to a substrate, and after the applying of these pretreatment liquids, applying an aqueous inkjet ink to the substrate using an inkjet system.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: August 3, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Yuki Urano, Akiko Hayashi, Mamoru Fukuda
  • Patent number: 11053406
    Abstract: An ink for inkjet textile printing is disclosed that contains a pigment, a water-dispersible urethane resin having a film elongation of 600% to 2,000%, a water-soluble organic solvent and water, wherein the weight ratio between the pigment and the water-dispersible urethane resin is from 1:3 to 1:16. An ink set and a method for producing a printed item are also disclosed.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: July 6, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Akiko Hayashi, Takahisa Yamazaki, Kokoro Kinoe
  • Patent number: 10995230
    Abstract: An aqueous pigment ink for textile inkjet printing is disclosed that contains a pigment, a first water-dispersible resin, a second water-dispersible resin and water, wherein the first water-dispersible resin is at least one resin selected from the group consisting of a water-dispersible urethane resin, a water-dispersible (meth)acrylic resin and a water-dispersible styrene/(meth)acrylic resin, the second water-dispersible resin is a water-dispersible polyester resin, the total amount of the first water-dispersible resin and the second water-dispersible resin is from 2 to 18% by mass relative to the total mass of the ink, and the mass ratio of the second water-dispersible resin relative to the first water-dispersible resin (second water-dispersible resin/first water-dispersible resin) is from 0.1 to 5.0. A method for producing a printed textile item and an ink set are also disclosed.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: May 4, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Takahisa Yamazaki, Akiko Hayashi, Shunsuke Uozumi, Kokoro Kinoe
  • Patent number: 10982385
    Abstract: A pretreatment liquid for inkjet textile printing is disclosed that includes water and a cellulose-based polymer having a weight average molecular weight of at least 50,000. A method for producing a printed textile item and an ink set for inkjet textile printing are also disclosed.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: April 20, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Kokoro Kinoe, Akiko Hayashi, Takahisa Yamazaki, Shunsuke Uozumi
  • Patent number: 10822508
    Abstract: An aqueous inkjet ink is disclosed which contains a colorant, a polyoxyethylene monoallyl ether, and water.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: November 3, 2020
    Assignee: RISO KAGAKU CORPORATION
    Inventor: Akiko Hayashi
  • Publication number: 20200276850
    Abstract: A method for producing printed matter that includes applying one of a first pretreatment liquid and a second pretreatment liquid, the other of the first pretreatment liquid and the second pretreatment liquid, and then an aqueous ink, in this order, to a recording region of a substrate using an inkjet recording apparatus, wherein the first pretreatment liquid and the second pretreatment liquid are jetted so as to land on the substrate in a fixed order, the first pretreatment liquid contains a coagulant, and the second pretreatment liquid does not contain a coagulant, but contains a penetrant.
    Type: Application
    Filed: February 27, 2020
    Publication date: September 3, 2020
    Inventors: Yuki URANO, Akiko HAYASHI, Takahisa YAMAZAKI, Mamoru FUKUDA
  • Publication number: 20200276849
    Abstract: A method for producing printed matter is disclosed that includes applying a pretreatment liquid containing a resin and a pretreatment liquid containing a coagulant to a substrate, and after the applying of these pretreatment liquids, applying an aqueous inkjet ink to the substrate using an inkjet system.
    Type: Application
    Filed: February 27, 2020
    Publication date: September 3, 2020
    Inventors: Yuki URANO, Akiko HAYASHI, Mamoru FUKUDA
  • Publication number: 20200002561
    Abstract: An ink for inkjet textile printing is disclosed that contains a pigment, a water-dispersible urethane resin having a film elongation of 600% to 2,000%, a water-soluble organic solvent and water, wherein the weight ratio between the pigment and the water-dispersible urethane resin is from 1:3 to 1:16. An ink set and a method for producing a printed item are also disclosed.
    Type: Application
    Filed: June 27, 2019
    Publication date: January 2, 2020
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Akiko HAYASHI, Takahisa YAMAZAKI, Kokoro KINOE