Patents by Inventor Tomohiko Kato

Tomohiko Kato 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: 20250100843
    Abstract: There is provided a fiber bundle drawing apparatus that can draw a fiber bundle traverse-wound around a bobbin and having a laterally-elongated cross-sectional shape while maintaining the cross-sectional shape, and cause the fiber bundle to travel along a fixed course.
    Type: Application
    Filed: December 9, 2022
    Publication date: March 27, 2025
    Applicant: Toray Industries, Inc.
    Inventors: Tomohiko Kato, Tamotsu Suzuki, Ryota Nakao
  • Publication number: 20210080397
    Abstract: A gas detection sheet has good gas detection sensitivity and excellent adhesion between a support and a porous coordination polymer, and an electrochemical element includes the gas detection sheet. The gas detection sheet includes a gas detection sheet support and a porous coordination polymer represented by general formula (1) supported on the support. Fex(Pyrazine)[Ni1-yMy(CN)4]??(1) (0.95?x?1.05, M=Pd, Pt, 0?y<0.15) By using the gas detection sheet wherein the gas detection sheet further contains a binder of 4% to 60% by mass based on the mass of the gas detection sheet, the gas detection sensitivity is excellent and the adhesion between the support and the porous coordination polymer is excellent.
    Type: Application
    Filed: January 22, 2019
    Publication date: March 18, 2021
    Applicant: TDK CORPORATION
    Inventors: Tomohiko KATO, Takayuki MARUYAMA
  • Publication number: 20200312553
    Abstract: A dielectric film, contains: (1) Bi and Ti; (2) at least one element E1 selected from the group consisting of Na and K; and (3) at least one element E2 selected from the group consisting of Ba, Sr, and Ca. The dielectric film has a main phase containing an oxide that contains Bi, Ti, the element E1, and the element E2 and has a perovskite structure, and a subphase that contains Bi and has an oxygen concentration lower than that of the main phase. In a sectional surface of the dielectric film, a ratio RS of an area of the subphase to a sum of an area of the main phase and the area of the subphase is greater than or equal to 0.03 and less than or equal to 0.3.
    Type: Application
    Filed: March 19, 2020
    Publication date: October 1, 2020
    Applicant: TDK Corporation
    Inventors: Shirou OOTSUKI, Aiko TAKAHASHI, Yasunori HARADA, Shota SUZUKI, Yasunaga KAGAYA, Tomohiko KATO, Mirai ISHIDA
  • Publication number: 20200309751
    Abstract: An ammonia detection material and a detector including the ammonia detection material are provided. The ammonia detection material is capable of detecting ammonia easily, sensitively, continuously and selectively. The ammonia detection material of the present invention is represented by general formula (1): M1xFey(Pyrazine)s[Ni1-tM2t(CN)4]. zH2O, wherein M1=Co, Cu; 0.6?x?1.05; 0?y?0.4; 0?s?1; M2=Pd, Pt; 0?t<0.15; 0?z?6.
    Type: Application
    Filed: March 19, 2020
    Publication date: October 1, 2020
    Applicant: TDK CORPORATION
    Inventors: Shogo SHINGAI, Tomohiko KATO
  • Patent number: 10611639
    Abstract: A method for manufacturing an active material, capable of improving the discharge capacity of a lithium ion secondary battery is provided. The method for manufacturing an active material according to the present invention includes a first step of heating a mixture solution including a lithium source, a phosphate source, a vanadium source, and water under pressure to generate a precursor in the mixture solution, and adjusting the pH of the mixture solution including the precursor to be 6 to 8; and a second step of heating the precursor at 425 to 650° C. after the first step to generate an active material.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: April 7, 2020
    Assignee: TDK CORPORATION
    Inventors: Atsushi Sano, Keitaro Otsuki, Tomohiko Kato, Akinobu Nojima, Akiji Higuchi
  • Patent number: 10230108
    Abstract: An active material capable of improving the discharge capacity of a lithium ion secondary battery is provided. The active material of the present invention includes LiVOPO4 and one or more metal elements selected from the group consisting of Al, Nb, Ag, Mg, Mn, Fe, Zr, Na, K, B, Cr, Co, Ni, Cu, Zn, Si, Be, Ti, and Mo.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: March 12, 2019
    Assignee: TDK CORPORATION
    Inventors: Atsushi Sano, Keitaro Otsuki, Tomohiko Kato, Akiji Higuchi
  • Patent number: 10222358
    Abstract: A gas detection sheet wherein a porous coordination polymer represented by formula (1) is supported on a supporter and the air permeability of the gas detection sheet is 0.8 seconds or more and 60 seconds or less. Fex(pz)[Ni1-yMy(CN)4]??(1) (wherein, pz=pyrazine, 0.95?x<1.05, M=Pd or Pt, 0?y<0.15).
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: March 5, 2019
    Assignee: TDK CORPORATION
    Inventors: Tomohiko Kato, Takayuki Maruyama, Rie Ihara
  • Patent number: 10056652
    Abstract: A porous coordination polymer represented by the following formula (1), wherein, the ratio A/B of the diffraction peak intensity A of (001) plane to the diffraction peak intensity B of (110) plane is 0.8 or more and 5.8 or less, Fex(pz)[Ni1?yMy(CN)4]??(1) wherein, pz=pyrazine, 0.95?x<1.05, M=Pd, Pt, 0?y<0.15. Also described is a gas detecting material and a lithium ion secondary battery having the porous coordination polymer.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: August 21, 2018
    Assignee: TDK CORPORATION
    Inventors: Tomohiko Kato, Takayuki Maruyama
  • Patent number: 9963692
    Abstract: The thermostable cellobiohydrolase of the present invention is a polypeptide which has cellobiohydrolase activity at least under conditions of a temperature of 75° C. and a pH of 5.5, and which includes a polypeptide including an amino acid sequence represented by SEQ ID NO: 1, 3, 5, or 7, a polypeptide including an amino acid sequence in which one or several amino acids are deleted, substituted, or added in an amino acid sequence represented by SEQ ID NO: 1, 3, 5, or 7, or a polypeptide including an amino acid sequence having 80% or greater but less than 100% sequence identity with an amino acid sequence represented by SEQ ID NO: 1, 3, 5, or 7.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: May 8, 2018
    Assignees: Honda Motor Co., Ltd., Kazusa DNA Research Institute
    Inventors: Migiwa Suda, Jiro Ohkuma, Asuka Yamaguchi, Yoshitsugu Hirose, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata
  • Publication number: 20170276657
    Abstract: A gas detection sheet wherein a porous coordination polymer represented by formula (1) is supported on a supporter and the air permeability of the gas detection sheet is 0.8 seconds or more and 60 seconds or less. Fex(pz)[Ni1-yMy(CN)4]??(1) (wherein, pz=pyrazine, 0.95?x<1.05, M=Pd or Pt, 0?y<0.15).
    Type: Application
    Filed: March 23, 2017
    Publication date: September 28, 2017
    Applicant: TDK CORPORATION
    Inventors: Tomohiko KATO, Takayuki MARUYAMA, Rie IHARA
  • Publication number: 20170279168
    Abstract: A gas detector wherein a porous coordination polymer represented by formula (1) is supported on a supporter, the supporting amount of the porous coordination polymer per area is 0.02 mg/cm2 or more and 0.3 mg/cm2 or less, Fex(pz)[Ni1-yMy(CN)4]??(1) (wherein, pz=pyrazine, 0.95?5?1.05 , M=Pd or pt, 0?y?0.15).
    Type: Application
    Filed: March 23, 2017
    Publication date: September 28, 2017
    Applicant: TDK CORPORATION
    Inventors: Tomohiko KATO, Takayuki MARUYAMA
  • Patent number: 9752135
    Abstract: A thermostable ?-glucosidase including a ?-glucosidase catalytic domain, the ?-glucosidase catalytic domain including: (A) a polypeptide including an amino acid sequence represented by SEQ ID NO: 1; (B) a polypeptide including an amino acid sequence in which at least one amino acid is deleted, substituted, or added in the amino acid sequence represented by SEQ ID NO: 1, and having hydrolytic activity using p-nitrophenyl-?-D-glucopyranoside as a substrate at least under conditions of a temperature of 75° C. and a pH of 7; or (C) a polypeptide including an amino acid sequence having at least 90% sequence identity with the amino acid sequence represented by SEQ ID NO: 1, and having hydrolytic activity using p-nitrophenyl-?-D-glucopyranoside as a substrate at least under conditions of a temperature of 75° C. and a pH of 7.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: September 5, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yoshitsugu Hirose, Takahiro Gunji, Asuka Yamaguchi, Migiwa Suda, Jiro Okuma, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9732366
    Abstract: A thermostable xylanase having a xylanase catalytic domain including: (A) a polypeptide including the amino acid sequence represented by SEQ ID NO: 1, (B) a polypeptide including an amino acid sequence in which at least one amino acid has been deleted, substituted, or added in the amino acid sequence represented by SEQ ID NO: 1, and having xylanase activity at least under conditions of 85° C. and pH 6.0, or (C) a polypeptide including an amino acid sequence having 80% or greater sequence identity with the amino acid sequence represented by SEQ ID NO: 1, and having xylanase activity at least under conditions of 85° C. and pH 6.0.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: August 15, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Jiro Okuma, Yoshitsugu Hirose, Asuka Yamaguchi, Migiwa Suda, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9728782
    Abstract: A negative electrode active material for a lithium ion secondary battery includes a network structure formed by at least some of iron oxide particles being linked to each other.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: August 8, 2017
    Assignee: TDK CORPORATION
    Inventors: Yasuyuki Kawanaka, Tomohiko Kato, Atsushi Sano
  • Patent number: 9708594
    Abstract: An isolated recombinant thermostable ?-glucosidase includes a polypeptide including the amino acid sequence of SEQ ID NO: 1 and at least one region selected from the group consisting of a cellulose-binding module, linker domain, a signal peptide and a tag.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: July 18, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yoshitsugu Hirose, Takahiro Gunji, Asuka Yamaguchi, Migiwa Suda, Jiro Okuma, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9644223
    Abstract: A hyperthermostable endoglucanase including an endoglucanase catalytic domain, the endoglucanase catalytic domain including: (A) a polypeptide including an amino acid sequence represented by SEQ ID NO: 1; (B) a polypeptide including an amino acid sequence in which at least one amino acid is deleted, substituted, or added in the amino acid sequence represented by SEQ ID NO: 1, and having hydrolytic activity using p-nitrophenyl-?-D-cellobioside as a substrate at least under conditions of a temperature of 100° C. and a pH of 5.5; or (C) a polypeptide including an amino acid sequence having at least 70% sequence identity with the amino acid sequence represented by SEQ ID NO: 1, and having hydrolytic activity using p-nitrophenyl-?-D-cellobioside as a substrate at least under conditions of a temperature of 100° C. and a pH of 5.5.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: May 9, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Asuka Yamaguchi, Jiro Okuma, Yoshitsugu Hirose, Migiwa Suda, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9611464
    Abstract: A thermostable ?-xylosidase including a ?-xylosidase catalytic domain, the ?-xylosidase catalytic domain including: (A) a polypeptide including an amino acid sequence represented by SEQ ID NO: 1; (B) a polypeptide including an amino acid sequence in which at least one amino acid is deleted, substituted, or added in the amino acid sequence represented by SEQ ID NO: 1, and having hydrolytic activity using p-nitrophenyl-?-D-xylopyranoside as a substrate at least under conditions of a temperature of 85° C. and a pH of 6.0; or (C) a polypeptide including an amino acid sequence having at least 80% sequence identity with the amino acid sequence represented by SEQ ID NO: 1, and having hydrolytic activity using p-nitrophenyl-?-D-xylopyranoside as a substrate at least under conditions of a temperature of 85° C. and a pH of 6.0.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: April 4, 2017
    Assignee: Honda Motor Co. Ltd.
    Inventors: Yasuhiro Kondo, Yoshitsugu Hirose, Asuka Yamaguchi, Migiwa Suda, Jiro Okuma, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9605248
    Abstract: A hyperthermostable endoglucanase including an endoglucanase catalytic domain, the endoglucanase catalytic domain including: (A) a polypeptide including an amino acid sequence represented by SEQ ID NO: 3 or SEQ ID NO: 11; (B) a polypeptide including an amino acid sequence in which at least one amino acid is deleted, substituted, or added in the amino acid sequence represented by SEQ ID NO: 3 or SEQ ID NO: 11, and having hydrolytic activity using carboxymethyl cellulose as a substrate at least under conditions of a temperature of 110° C. and a pH of 4.0; or (C) a polypeptide including an amino acid sequence having at least 70% sequence identity with the amino acid sequence represented by SEQ ID NO: 3 or SEQ ID NO: 11, and having hydrolytic activity using carboxymethyl cellulose as a substrate at least under conditions of a temperature of 110° C. and a pH of 4.0.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: March 28, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Migiwa Suda, Jiro Okuma, Yoshitsugu Hirose, Asuka Yamaguchi, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9598681
    Abstract: A thermostable ?-xylosidase, having a ?-xylosidase catalytic domain including: (A) a polypeptide including the amino acid sequence represented by SEQ ID NO: 1, 3 or 5, (B) a polypeptide including an amino acid sequence in which at least one amino acid has been deleted, substituted, or added in the amino acid sequence represented by SEQ ID NO: 1, 3 or 5, and having hydrolysis activity against a substrate of p-nitrophenyl-?-D-xylopyranoside at least under conditions of 80° C. and pH 4.0, or (C) a polypeptide including an amino acid sequence having 80% or greater sequence identity with the amino acid sequence represented by SEQ ID NO: 1, 3 or 5, and having hydrolysis activity against a substrate of p-nitrophenyl-?-D-xylopyranoside at least under conditions of 80° C. and pH 4.0.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: March 21, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yasuhiro Kondo, Jiro Okuma, Yoshitsugu Hirose, Asuka Yamaguchi, Migiwa Suda, Tomohiko Kato, Daisuke Shibata
  • Patent number: 9580702
    Abstract: A thermostable cellobiohydrolase including a cellobiohydrolase catalytic domain, the cellobiohydrolase catalytic domain including: (A) a polypeptide including an amino acid sequence represented by SEQ ID NO: 1; (B) a polypeptide including an amino acid sequence obtained by deletion, substitution or addition of at least one amino acid of the amino acid sequence represented by SEQ ID NO: 1, and having at least a cellobiohydrolase activity under conditions of 75° C. and pH 5.5; (C) a polypeptide including an amino acid sequence having at least 85% sequence identity with the amino acid sequence represented by SEQ ID NO: 1, and having at least a cellobiohydrolase activity under conditions of 75° C. and pH 5.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: February 28, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Jiro Okuma, Asuka Yamaguchi, Migiwa Suda, Yoshitsugu Hirose, Yasuhiro Kondo, Tomohiko Kato, Daisuke Shibata