Patents by Inventor Tomoko Shimizu

Tomoko Shimizu 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: 11851688
    Abstract: The present invention provides a 2-OST mutant exhibiting a high activity.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: December 26, 2023
    Assignee: AJINOMOTO CO., INC.
    Inventors: Chihiro Tsuji, Tomoko Shimizu, Uno Tagami, Yasuhiro Mihara, Masayuki Sugiki, Shogo Nakano, Tomoharu Motoyama, Sohei Ito
  • Patent number: 11649281
    Abstract: It is an object of the present invention to provide an antibody that binds to a human PGE2 receptor subtype EP4 and inhibits the function of EP4, or a functional fragment thereof. It is another object of the present invention to provide a medicament comprising the aforementioned antibody or a functional fragment thereof. Mice were immunized with the human PGE2 receptor subtype EP4, and a monoclonal antibody that suppresses the intracellular cAMP level increase induced by EP4 was screened. In addition, the CDR sequences of the obtained monoclonal antibody were determined.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: May 16, 2023
    Assignee: NB HEALTH LABORATORY CO., LTD.
    Inventors: Kiyoshi Takayama, Tomoko Shimizu, Yuji Urushibata, Yukihiko Sugimoto
  • Publication number: 20230105158
    Abstract: The present invention provides a 2-OST mutant exhibiting a high activity.
    Type: Application
    Filed: November 18, 2022
    Publication date: April 6, 2023
    Applicant: AJINOMOTO CO., INC.
    Inventors: Chihiro Tsuji, Tomoko Shimizu, Uno Tagami, Yasuhiro Mihara, Masayuki Sugiki, Shogo Nakano, Tomoharu Motoyama, Sohei Ito
  • Publication number: 20220009784
    Abstract: An object of the present invention is to provide a metal oxide particle having a surface modified with a quaternary ammonium group, and a method for producing the particle. The present invention relates to a metal oxide particle having a surface modified with a silyl group and having an aggregation ratio (average particle size measured by dynamic light scattering/average diameter of primary particles measured in an SEM image) of 5.
    Type: Application
    Filed: November 28, 2019
    Publication date: January 13, 2022
    Applicant: FUSO CHEMICAL CO., LTD.
    Inventor: Tomoko Shimizu
  • Patent number: 10889656
    Abstract: The present invention provides a novel sulfated polysaccharide having anticoagulant activity. Specifically, the present invention provides a polysaccharide that includes a repetitive structure of a disaccharide unit composed of a hexuronic acid (HexA) residue and a ?-D-glucosamine (GlcN) residue and having 13% or higher of a 3-O-sulfation rate in GlcN residues.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: January 12, 2021
    Assignee: AJINOMOTO CO., INC.
    Inventors: Kenichi Mori, Yuriko Tokura, Shunsuke Yamazaki, Tomoko Shimizu, Yasuhiro Mihara
  • Publication number: 20200181588
    Abstract: The present invention provides a 2-OST mutant exhibiting a high activity.
    Type: Application
    Filed: February 20, 2020
    Publication date: June 11, 2020
    Applicant: AJINOMOTO CO., INC.
    Inventors: Chihiro Tsuji, Tomoko Shimizu, Uno Tagami, Yasuhiro Mihara, Masayuki Sugiki, Shogo Nakano, Tomoharu Motoyama, Sohei Ito
  • Patent number: 10611804
    Abstract: A method for producing heparosan is provided. Heparosan is produced by culturing an Escherichia bacterium having a heparosan-producing ability and modified so that expression of one or more genes, such as rbsR, rbsK, rbsB, hsrA, glgB, glgX, micF, rcsD, rcsB, ybiX, ybil, ybiJ, ybiC, ybiB, rfaH, nusG, pcoR, pcoS, pcoE, yhcN, yhcO, aaeB, aaeA, aaeX, g1455, alpA, g1453, yrbA, mlaB, mlaC, mlaD, mlaE, mlaF, yrbG, norW, ybjI, ybjJ, ybjK, rybB, yjjY, yjtD, thrL, thrA, thrB, fruA, psuK, ytfT, yjfF, fbp, yagU, paoA, paoB, gsiC, gsiD, yliE, irp2, irp1, bhsA, ycfS, lepB, rnc, era, dapA, gcvR, bcp, hyfA, rpoE, nadB, yfiC, srmB, g1414, g1413, nuoE, nuoF, nuoG, glmZ, hemY, hemX, hemD, rlmL, artQ, artM, artJ, rlmC, ybjO, yejO, yejM, yejL, rpoS, ygbN, ygbM, ygbL, g3798, g3797, g3796, g3795, g3794, g3793, g3792, ryjA, soxR, soxS, yjcC, yjcB, efeU, and efeO, is/are increased in a medium, and collecting heparosan from the medium.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: April 7, 2020
    Assignee: AJINOMOTO CO., INC.
    Inventors: Shunsuke Yamazaki, Tomoko Shimizu, Kenichi Mori, Naoto Tonouchi
  • Publication number: 20190389949
    Abstract: It is an object of the present invention to provide an antibody that binds to a human PGE2 receptor subtype EP4 and inhibits the function of EP4, or a functional fragment thereof. It is another object of the present invention to provide a medicament comprising the aforementioned antibody or a functional fragment thereof. Mice were immunized with the human PGE2 receptor subtype EP4, and a monoclonal antibody that suppresses the intracellular cAMP level increase induced by EP4 was screened. In addition, the CDR sequences of the obtained monoclonal antibody were determined.
    Type: Application
    Filed: August 29, 2019
    Publication date: December 26, 2019
    Applicant: NB Health Laboratory Co., Ltd.
    Inventors: Kiyoshi Takayama, Tomoko Shimizu, Yuji Urushibata, Yukihiko Sugimoto
  • Patent number: 10444563
    Abstract: A reflective polarizing film for a liquid crystal display polarizer that has a high polarization performance and eliminates a hue shift at an oblique azimuth of 45°, a polarizer for a liquid crystal display composed of the same, an optical member for a liquid crystal display, and a liquid crystal display are provided. In a reflective polarizing film for a liquid crystal display polarizer composed of a uniaxially stretched multi-layer laminate film in which a first layer and a second layer are alternately laminated, the reflective polarizing film has a polarization degree of 99.5% or more and an amplitude of a transmittance waveform of 2.0% or less in a wavelength range of 450 to 650 nm measured with respect to the polarized light incident at an incident angle of 60° on an incident plane including an azimuth angle of 45°, among polarized light components parallel to the transmission axis.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: October 15, 2019
    Assignee: TEIJIN LIMITED
    Inventors: Tomoko Shimizu, Taro Oya, Takashi Nakahiro, Koji Kubo
  • Patent number: 10435465
    Abstract: It is an object of the present invention to provide an antibody that binds to a human PGE2 receptor subtype EP4 and inhibits the function of EP4, or a functional fragment thereof. It is another object of the present invention to provide a medicament comprising the aforementioned antibody or a functional fragment thereof. Mice were immunized with the human PGE2 receptor subtype EP4, and a monoclonal antibody that suppresses the intracellular cAMP level increase induced by EP4 was screened. In addition, the CDR sequences of the obtained monoclonal antibody were determined.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: October 8, 2019
    Assignee: NB HEALTH LABORATORY CO. LTD.
    Inventors: Kiyoshi Takayama, Tomoko Shimizu, Yuji Urushibata, Yukihiko Sugimoto
  • Publication number: 20180298117
    Abstract: The present invention provides a novel sulfated polysaccharide having anticoagulant activity. Specifically, the present invention provides a polysaccharide that includes a repetitive structure of a disaccharide unit composed of a hexuronic acid (HexA) residue and a ?-D-glucosamine (GlcN) residue and having 13% or higher of a 3-O-sulfation rate in GlcN residues.
    Type: Application
    Filed: June 26, 2018
    Publication date: October 18, 2018
    Applicant: AJINOMOTO CO., INC.
    Inventors: Kenichi Mori, Yuriko Tokura, Shunsuke Yamazaki, Tomoko Shimizu, Yasuhiro Mihara
  • Publication number: 20180237479
    Abstract: A method for producing heparosan is provided. Heparosan is produced by culturing an Escherichia bacterium having a heparosan-producing ability and modified so that expression of one or more genes, such as rbsR, rbsK, rbsB, hsrA, glgB, glgX, micF, rcsD, rcsB, ybiX, ybil, ybiJ, ybiC, ybiB, rfaH, nusG, pcoR, pcoS, pcoE, yhcN, yhcO, aaeB, aaeA, aaeX, g1455, alpA, g1453, yrbA, mlaB, mlaC, mlaD, mlaE, mlaF, yrbG, norW, ybjI, ybjJ, ybjK, rybB, yjjY, yjtD, thrL, thrA, thrB, fruA, psuK, ytfT, yjfF, fbp, yagU, paoA, paoB, gsiC, gsiD, yliE, irp2, irp1, bhsA, ycfS, lepB, rnc, era, dapA, gcvR, bcp, hyfA, rpoE, nadB, yfiC, srmB, g1414, g1413, nuoE, nuoF, nuoG, glmZ, hemY, hemX, hemD, rlmL, artQ, artM, artJ, rlmC, ybjO, yejO, yejM, yejL, rpoS, ygbN, ygbM, ygbL, g3798, g3797, g3796, g3795, g3794, g3793, g3792, ryjA, soxR, soxS, yjcC, yjcB, efeU, and efeO, is/are increased in a medium, and collecting heparosan from the medium.
    Type: Application
    Filed: April 20, 2018
    Publication date: August 23, 2018
    Applicant: AJINOMOTO CO., INC.
    Inventors: Shunsuke Yamazaki, Tomoko Shimizu, Kenichi Mori, Naoto Tonouchi
  • Patent number: 10054727
    Abstract: Provided is a uniaxially stretched multi-layer laminate film including a first layer and a second layer alternately laminated each other, wherein the first layer is a layer containing a polyester, the polyester containing an ethylene naphthalate unit in an amount of 50 mol % or more and 100 mol % or less on a basis of a repeating unit that constitutes the polyester, and a polymer that forms the second layer is a copolymer polyester containing, as copolymer components, a 2,6-naphthalenedicarboxylic acid component, an ethylene glycol component, and a trimethylene glycol component, (A) the content of an ethylene naphthalate unit in the polyester of the first layer being 80 mol % or more and 100 mol % or less on a basis of the repeating unit that constitutes the polyester, or (B) the polymer that forms the second layer being the copolymer polyester further containing, as a copolymer component, an alicyclic diol component.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: August 21, 2018
    Assignee: TEIJIN LIMITED
    Inventors: Tomoko Shimizu, Taro Oya, Yuya Okada, Koji Kubo
  • Patent number: 9975928
    Abstract: A method for producing heparosan is provided. Heparosan is produced by culturing an Escherichia bacterium having a heparosan-producing ability and modified so that expression of one or more genes, such as rbsR, rbsK, rbsB, hsrA, glgB, glgX, micF, rcsD, rcsB, ybiX, ybiI, ybiJ, ybiC, ybiB, rfaH, nusG, pcoR, pcoS, pcoE, yhcN, yhcO, aaeB, aaeA, aaeX, g1455, alpA, g1453, yrbA, mlaB, mlaC, mlaD, mlaE, mlaF, yrbG, norW, ybjI, ybjJ, ybjK, rybB, yjjY, yjtD, thrL, thrA, thrB, fruA, psuK, ytfT, yjfF, fbp, yagU, paoA, paoB, gsiC, gsiD, yliE, irp2, irp1, bhsA, ycfS, lepB, rnc, era, dapA, gcvR, bcp, hyfA, rpoE, nadB, yfiC, srmB, g1414, g1413, nuoE, nuoF, nuoG, glmZ, hemY, hemX, hemD, rlmL, artQ, artM, artJ, rlmC, ybjO, yejO, yejM, yejL, rpoS, ygbN, ygbM, ygbL, g3798, g3797, g3796, g3795, g3794, g3793, g3792, ryjA, soxR, soxS, yjcC, yjcB, efeU, and efeO, is/are increased in a medium, and collecting heparosan from the medium.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: May 22, 2018
    Assignee: AJINOMOTO CO., INC.
    Inventors: Shunsuke Yamazaki, Tomoko Shimizu, Kenichi Mori, Naoto Tonouchi
  • Publication number: 20170205549
    Abstract: Provided is a uniaxially stretched multi-layer laminate film including a first layer and a second layer alternately laminated each other, wherein the first layer is a layer containing a polyester, the polyester containing an ethylene naphthalate unit in an amount of 50 mol % or more and 100 mol % or less on a basis of a repeating unit that constitutes the polyester, and a polymer that forms the second layer is a copolymer polyester containing, as copolymer components, a 2,6-naphthalenedicarboxylic acid component, an ethylene glycol component, and a trimethylene glycol component, (A) the content of an ethylene naphthalate unit in the polyester of the first layer being 80 mol % or more and 100 mol % or less on a basis of the repeating unit that constitutes the polyester, or (B) the polymer that forms the second layer being the copolymer polyester further containing, as a copolymer component, an alicyclic diol component.
    Type: Application
    Filed: July 15, 2015
    Publication date: July 20, 2017
    Applicant: TEIJIN LIMITED
    Inventors: Tomoko SHIMIZU, Taro OYA, Yuya OKADA, Koji KUBO
  • Publication number: 20170017117
    Abstract: A reflective polarizing film for a liquid crystal display polarizer that has a high polarization performance and eliminates a hue shift at an oblique azimuth of 45°, a polarizer for a liquid crystal display composed of the same, an optical member for a liquid crystal display, and a liquid crystal display are provided. In a reflective polarizing film for a liquid crystal display polarizer composed of a uniaxially stretched multi-layer laminate film in which a first layer and a second layer are alternately laminated, the reflective polarizing film has a polarization degree of 99.5% or more and an amplitude of a transmittance waveform of 2.0% or less in a wavelength range of 450 to 650 nm measured with respect to the polarized light incident at an incident angle of 60° on an incident plane including an azimuth angle of 45°, among polarized light components parallel to the transmission axis.
    Type: Application
    Filed: March 11, 2015
    Publication date: January 19, 2017
    Applicant: TEIJIN LIMITED
    Inventors: Tomoko SHIMIZU, Taro OYA, Takashi NAKAHIRO, Koji KUBO
  • Patent number: 9519090
    Abstract: A uniaxially stretched multi-layer laminate film that exhibits a high polarization performance of 99.5% or more in a simpler configuration than before, a polarizing plate that is composed of the same, an optical member for a liquid crystal display device, and a liquid crystal display device are provided. Namely, in the uniaxially stretched multi-layer laminate film in which a first layer and a second layer are alternately laminated, the uniaxially stretched multi-layer laminate film includes an intermediate layer that has a thickness of 2 ?m or more and 30 ?m or less; the first layer is composed of a polyester containing a naphthalene dicarboxylic acid ester; the second layer is composed of a copolymer polyester and is an optically isotropic layer that has an average refractive index of 1.50 or more and 1.60 or less; the first layer, the second layer, both first and second layers, or the intermediate layer contains a visible light absorbent, which has a weight loss of less than 10% when it is kept at 300° C.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: December 13, 2016
    Assignee: TEIJIN LIMITED
    Inventors: Taro Oya, Kana Tanabu, Takashi Nakahiro, Tetsuo Yoshida, Hiromi Shiroma, Tomoko Shimizu
  • Patent number: 9505844
    Abstract: An anti-human-CC-motif-receptor-7 (anti-human-CCR7) antibody which is useful as a therapeutic agent for tissue fibrosis or cancer, and a pharmaceutical composition containing the anti-human CCR7 antibody, and the like is described. An anti-human CCR7 antibody specifically binding to an extracellular domain of human CCR7, having a heavy chain CDR3 containing an amino acid sequence represented by SEQ ID NO: 7, SEQ ID NO: 17, SEQ ID NO: 27, SEQ ID NO: 37, SEQ ID NO: 47, SEQ ID NO: 57, SEQ ID NO: 67, or SEQ ID NO: 77 is provided. Also provided is an anti-human CCR7 antibody having heavy chain CDRs 1-3 and light chain CDRs 1-3 containing amino acid sequences represented by SEQ ID NOs: 5-10, 15-20, 25-30, 35-40, 45-50, 55-60, 65-70, or 75-80. The anti-human CCR7 antibody of the present invention may be used as an active ingredient of a therapeutic agent for tissue fibrosis or cancer.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: November 29, 2016
    Assignees: SEKISUI CHEMICAL CO., LTD., NB HEALTH LABORATORY CO., LTD.
    Inventors: Naoki Nishiguchi, Akiyoshi Hirayama, Masahiro Furutani, Tatsuo Shimizu, Kiyoshi Takayama, Tomoko Shimizu, Kazuya Suzuki
  • Publication number: 20160201103
    Abstract: A method for producing heparosan is provided. Heparosan is produced by culturing an Escherichia bacterium having a heparosan-producing ability and modified so that expression of one or more genes, such as rbsR, rbsK, rbsB, hsrA, glgB, glgX, micF, rcsD, rcsB, ybiX, ybiI, ybiJ, ybiC, ybiB, rfaH, nusG, pcoR, pcoS, pcoE, yhcN, yhcO, aaeB, aaeA, aaeX, g1455, alpA, g1453, yrbA, mlaB, mlaC, mlaD, mlaE, mlaF, yrbG, norW, ybjI, ybjJ, ybjK, rybB, yjjY, yjtD, thrL, thrA, thrB, fruA, psuK, ytfT, yjfF, fbp, yagU, paoA, paoB, gsiC, gsiD, yliE, irp2, irp1, bhsA, ycfS, lepB, rnc, era, dapA, gcvR, bcp, hyfA, rpoE, nadB, yfiC, srmB, g1414, g1413, nuoE, nuoF, nuoG, glmZ, hemY, hemX, hemD, rlmL, artQ, artM, artJ, rlmC, ybjO, yejO, yejM, yejL, rpoS, ygbN, ygbM, ygbL, g3798, g3797, g3796, g3795, g3794, g3793, g3792, ryjA, soxR, soxS, yjcC, yjcB, efeU, and efeO, is/are increased in a medium, and collecting heparosan from the medium.
    Type: Application
    Filed: March 28, 2016
    Publication date: July 14, 2016
    Applicant: AJINOMOTO CO., INC.
    Inventors: Shunsuke Yamazaki, Tomoko Shimizu, Kenichi Mori, Naoto Tonouchi
  • Publication number: 20160075780
    Abstract: It is an object of the present invention to provide an antibody that binds to a human PGE2 receptor subtype EP4 and inhibits the function of EP4, or a functional fragment thereof. It is another object of the present invention to provide a medicament comprising the aforementioned antibody or a functional fragment thereof. Mice were immunized with the human PGE2 receptor subtype EP4, and a monoclonal antibody that suppresses the intracellular cAMP level increase induced by EP4 was screened. In addition, the CDR sequences of the obtained monoclonal antibody were determined.
    Type: Application
    Filed: September 24, 2015
    Publication date: March 17, 2016
    Applicant: NB HEALTH LABORATORY CO., LTD.
    Inventors: Kiyoshi Takayama, Tomoko Shimizu, Yuji Urushibata, Yukihiko Sugimoto