Patents by Inventor Kenji Yao

Kenji Yao 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: 12325779
    Abstract: A cellulosic particle contains cellulose as its base constituent, and the percentage water absorption of the cellulosic particle measured by method B in ISO 15512:1999 is 11% or more and 20% or less.
    Type: Grant
    Filed: August 3, 2023
    Date of Patent: June 10, 2025
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kenji Yao, Satomi Kashiwagi, Shota Matoba, Ayu Naito, Kazusei Yoshida, Yuko Iwadate, Masahiro Oki, Takahiro Ishizuka, Hideaki Yoshikawa, Tetsuya Taguchi, Hirokazu Hamano, Takeshi Iwanaga
  • Patent number: 12187861
    Abstract: A cellulosic particle contains 90 parts by mass or more and 99.5 parts by mass or less of cellulose; and 0.5 parts by mass or more and 10 parts by mass or less of a cellulose derivative.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: January 7, 2025
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kenji Yao, Kazusei Yoshida, Ayu Naito, Yuko Iwadate, Takahiro Ishizuka, Tetsuya Taguchi, Hirokazu Hamano, Masahiro Oki, Hideaki Yoshikawa
  • Publication number: 20240425675
    Abstract: A porous cellulose structure includes at least one of a cellulose or a cellulose derivative as a main component, in which a specific surface area is 1 m2/g or more and 150 m2/g or less, and a void ratio is 10% or more and 50% or less.
    Type: Application
    Filed: May 28, 2024
    Publication date: December 26, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Sachiko NISHIOKA, Kenji YAO, Shimpei TAKAGI
  • Publication number: 20240417548
    Abstract: A resin composition includes a biodegradable resin, and a cellulose structure including at least one of a cellulose or a cellulose derivative as a main component, in which the cellulose structure is present with an average diameter of 50 ?m or less in the biodegradable resin.
    Type: Application
    Filed: May 28, 2024
    Publication date: December 19, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Sachiko NISHIOKA, Kenji YAO, Shimpei TAKAGI
  • Publication number: 20240325258
    Abstract: A cellulose particle includes a mother particle containing cellulose as a main component, a first coating layer containing at least one polysaccharide selected from the group consisting of a basic polysaccharide and a salt of the basic polysaccharide, the first coating layer being provided on a surface of the mother particle, and a second coating layer containing at least one hydrophobic compound selected from a fatty acid, a fatty acid metal salt, an acylated amino acid, or an acylated amino acid salt, the second coating layer being provided on the first coating layer.
    Type: Application
    Filed: February 17, 2024
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Shota MATOBA, Masahiro OKI, Takahiro ISHIZUKA, Kenji YAO, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Publication number: 20240327618
    Abstract: Cellulose particles contain cellulose as a main component. The cellulose particles have a kinetic friction coefficient of 0.42 or less, a bulk density of 0.40 g/cm3 or less, and a solidity of 50% or more.
    Type: Application
    Filed: September 5, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Satomi KASHIWAGI, Hirokazu HAMANO, Tetsuya TAGUCHI, Kenji YAO, Yuko IWADATE, Hideaki YOSHIKAWA
  • Publication number: 20240327545
    Abstract: Cellulose acetate particles include cellulose acetate as a main component, in which a total degree of acyl substitution of the cellulose acetate is 0.05 or more and less than 0.70.
    Type: Application
    Filed: August 30, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Ayu NAITO, Kazusei YOSHIDA, Takeshi IWANAGA, Kenji YAO, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Publication number: 20240327619
    Abstract: Cellulose particles each include: a base particle containing cellulose as a main component; and a coating layer that covers the base particle and contains a coating material other than a coupling agent.
    Type: Application
    Filed: December 18, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Takeshi IWANAGA, Ayu NAITO, Kazusei YOSHIDA, Kenji YAO, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Publication number: 20240327617
    Abstract: Solid cellulose particles contain cellulose as a main component. The cellulose particles have a volume average particle diameter D of from 1 ?m to 30 ?m inclusive and a circularity of 0.86 or more. A value A represented by the following formula (1) is less than 0.15: (wherein, in formula (1), D is the volume average particle diameter (?m) of the cellulose particles, and S is a BET specific surface area (m2/g) of the cellulose particles).
    Type: Application
    Filed: September 5, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Yuko IWADATE, Hideaki YOSHIKAWA, Satomi KASHIWAGI, Kenji YAO, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Publication number: 20240325257
    Abstract: A cellulose particle includes: a base particle containing cellulose as a main component; a first coating layer disposed on a surface of the base particle and containing a multivalent metal salt of an acid functional group-containing resin; and a second coating layer disposed on the first coating layer and containing at least one hydrophobic compound selected from fatty acids, multivalent metal salts of fatty acids, amino acid compounds, and multivalent metal salts of amino acid compounds.
    Type: Application
    Filed: September 1, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Takahiro ISHIZUKA, Masahiro OKI, Shota MATOBA, Kenji YAO, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Patent number: 12065547
    Abstract: A cellulosic particle includes: a cellulose-based core particle; a first coating layer covering the core particle and containing a polyamine compound; and a second coating layer covering the first coating layer and containing at least one selected from the group consisting of a wax, a linear-chain saturated fatty acid, a hydroxy fatty acid, and an amino acid compound.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: August 20, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kenji Yao, Hideaki Yoshikawa, Masahiro Oki, Kazusei Yoshida, Ayu Naito, Yuko Iwadate, Takahiro Ishizuka, Tetsuya Taguchi, Hirokazu Hamano
  • Publication number: 20240262966
    Abstract: A cellulosic particle contains cellulose as its base constituent, and the percentage water absorption of the cellulosic particle measured by method B in ISO 15512:1999 is 11% or more and 20% or less.
    Type: Application
    Filed: August 3, 2023
    Publication date: August 8, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Kenji YAO, Satomi KASHIWAGI, Shota MATOBA, Ayu NAITO, Kazusei YOSHIDA, Yuko IWADATE, Masahiro OKI, Takahiro ISHIZUKA, Hideaki YOSHIKAWA, Tetsuya TAGUCHI, Hirokazu HAMANO, Takeshi IWANAGA
  • Publication number: 20240261206
    Abstract: A cellulosic particle contains: cellulose as its base constituent; and at least one selected from the group consisting of a hydrocarbon ester and a ketone, and the amount of the hydrocarbon ester or ketone in the cellulosic particle is 3 ppm or more and 1000 ppm or less.
    Type: Application
    Filed: August 11, 2023
    Publication date: August 8, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Kenji YAO, Hideaki YOSHIKAWA, Takahiro ISHIZUKA, Shota MATOBA, Ayu NAITO, Satomi KASHIWAGI, Kazusei YOSHIDA, Yuko IWADATE, Masahiro OKI, Takeshi IWANAGA, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Publication number: 20240262967
    Abstract: A cellulosic particle contains cellulose as its base constituent, and the intensity of sodium fluorescent x-rays from the cellulosic particle measured by x-ray fluorescence analysis is 0.015 kps or more and 0.1 kps or less.
    Type: Application
    Filed: August 7, 2023
    Publication date: August 8, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Kenji YAO, Kazusei YOSHIDA, Ayu NAITO, Shota MATOBA, Satomi KASHIWAGI, Yuko IWADATE, Masahiro OKI, Takahiro ISHIZUKA, Takeshi IWANAGA, Hideaki YOSHIKAWA, Tetsuya TAGUCHI, Hirokazu HAMANO
  • Patent number: 12024618
    Abstract: Resin particles include mother particles containing a biodegradable resin, and a coating layer containing at least one selected from the group consisting of a quaternary ammonium salt-containing polymer, polyacrylamide, polyvinylpyrrolidone, and polylysine on a surface of the mother particles.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: July 2, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Masahiro Oki, Kenji Yao, Hideaki Yoshikawa, Kazusei Yoshida, Tetsuya Taguchi
  • Publication number: 20240191062
    Abstract: A resin composition includes cellulose acylate A, polylactic acid B, and at least one compound C selected from the group including an ester compound and a cardanol compound. The content of the polylactic acid B relative to the content of the cellulose acylate A exceeds 0.5 and is 0.9 or less; and the content of the compound C relative to the content of the cellulose acylate A exceeds 0.15 and is 0.3 or less.
    Type: Application
    Filed: May 31, 2023
    Publication date: June 13, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventor: Kenji YAO
  • Patent number: 11879040
    Abstract: Resin particles include mother particles containing a biodegradable resin and a plasticizer, in which an amount of a metal element having an ionic valence of 2 or more, obtained by fluorescent X-ray analysis, is 0.002% by mass or more and 2.0% by mass or less with respect to a total amount of the resin particles.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: January 23, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kazusei Yoshida, Masahiro Oki, Hideaki Yoshikawa, Kenji Yao, Tetsuya Taguchi
  • Publication number: 20230407084
    Abstract: A resin composition contains a biodegradable resin and cellulose particles that have a sphericity of 0.9 or more.
    Type: Application
    Filed: November 10, 2022
    Publication date: December 21, 2023
    Applicant: FUJIFILM BUSINESS INNOVATION CORP.
    Inventors: Kenji YAO, Yuko IWADATE, Satomi KASHIWAGI
  • Patent number: 11845861
    Abstract: A resin composition, including a cellulose acylate (A), a polyester resin (B), and a cardanol composition (C) containing a cardanol-based compound having an epoxy group.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: December 19, 2023
    Assignee: Eastman Chemical Company
    Inventors: Ryo Tanaka, Kana Miyazaki, Masahiro Moriyama, Kenji Yao
  • Publication number: 20230391970
    Abstract: A cellulosic particle contains cellulose as its base constituent. If hydrophobized silica particles are attached to the cellulosic particle, the percentage detachment upon sonication of the silica particles is 50% or less.
    Type: Application
    Filed: November 29, 2022
    Publication date: December 7, 2023
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Kenji YAO, Ayu NAITO, Kazusei YOSHIDA, Yuko IWADATE, Masahiro OKI, Tetsuya TAGUCHI, Hirokazu HAMANO, Takahiro ISHIZUKA, Hideaki YOSHIKAWA