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).

  • 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
  • Publication number: 20170054183
    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. The present invention also provides a gas detecting material and a lithium ion secondary battery having the porous coordination polymer.
    Type: Application
    Filed: August 17, 2016
    Publication date: February 23, 2017
    Applicant: TDK CORPORATION
    Inventors: Tomohiko KATO, Takayuki MARUYAMA
  • Patent number: 9567238
    Abstract: A negative electrode active material for a lithium ion secondary battery includes secondary particles formed by primary particles containing iron oxide that are linked in a chain.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: February 14, 2017
    Assignee: TDK CORPORATION
    Inventors: Yasuyuki Kawanaka, Tomohiko Kato, Atsushi Sano
  • Patent number: 9559352
    Abstract: To provide an active material with high capacity, high initial charge-discharge efficiency, and high average discharge voltage. An active material according to the present invention includes a first active material and a second active material, wherein the ratio (?) of the second active material (B) to the total amount by mole of the first active material (A) and the second active material (B) satisfies 0.4 mol %???18 mol % [where ?=(B/(A+B))×100].
    Type: Grant
    Filed: March 27, 2013
    Date of Patent: January 31, 2017
    Assignee: TDK CORPORATION
    Inventors: Tomohiko Kato, Atsushi Sano, Masaki Sobu, Akinobu Nojima
  • Patent number: 9437865
    Abstract: To provide an active material having high capacity and excellent cycle characteristics. An active material has a layered crystal structure and is expressed by a compositional formula (1) LiyNiaCobMncMdOx (1), where the element M is at least one kind of element selected from the group consisting of Al, Si, Zr, Ti, Fe, Mg, Nb, Ba, and V; 1.9?(a+b+c+d+y)?2.1; 1.05?y?1.35; 0<a?0.3; 0<b?0.25; 0.3?c?0.7; 0?d?0.1; and 1.9?x?2.1, and wherein 0.69?Ni?/Ni??0.85, where Ni? is the Ni composition amount at a center portion of the active material primary particle, and Ni? is the Ni composition amount in the vicinity of a surface (in a width of 30 nm from the surface).
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: September 6, 2016
    Assignee: TDK CORPORATION
    Inventors: Hideaki Seki, Tomohiko Kato, Hirofumi Nakano, Atsushi Sano
  • Publication number: 20160122791
    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: Application
    Filed: August 3, 2015
    Publication date: May 5, 2016
    Inventors: Asuka YAMAGUCHI, Jiro OKUMA, Yoshitsugu HIROSE, Migiwa SUDA, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20160108385
    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: Application
    Filed: August 3, 2015
    Publication date: April 21, 2016
    Inventors: Migiwa SUDA, Jiro OKUMA, Yoshitsugu HIROSE, Asuka YAMAGUCHI, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20160076017
    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: Application
    Filed: September 15, 2015
    Publication date: March 17, 2016
    Inventors: Yasuhiro KONDO, Jiro OKUMA, Yoshitsugu HIROSE, Asuka YAMAGUCHI, Migiwa SUDA, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20160076015
    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 85° C. and a pH of 7.5; or (C) a polypeptide including an amino acid sequence having at least 60% 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 85° C. and a pH of 7.5.
    Type: Application
    Filed: September 10, 2015
    Publication date: March 17, 2016
    Inventors: Yoshitsugu HIROSE, Takahiro GUNJI, Asuka YAMAGUCHI, Migiwa SUDA, Jiro OKUMA, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20160076016
    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: Application
    Filed: September 10, 2015
    Publication date: March 17, 2016
    Inventors: YOSHITSUGU HIROSE, TAKAHIRO GUNJI, ASUKA YAMAGUCHI, MIGIWA SUDA, JIRO OKUMA, YASUHIRO KONDO, TOMOHIKO KATO, DAISUKE SHIBATA
  • Publication number: 20160060666
    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: Application
    Filed: August 27, 2015
    Publication date: March 3, 2016
    Inventors: Jiro OKUMA, Yoshitsugu HIROSE, Asuka YAMAGUCHI, Migiwa SUDA, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20160053246
    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: Application
    Filed: March 27, 2014
    Publication date: February 25, 2016
    Applicants: HONDA MOTOR CO., LTD., Kazusa DNA Research Institute
    Inventors: Migiwa SUDA, Jiro OHKUMA, Asuka YAMAGUCHI, Yoshitsugu HIROSE, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA
  • Patent number: 9263736
    Abstract: A positive electrode material for a lithium ion secondary battery contains a first compound represented by Li3V2(PO4)3 and one or more second compounds selected from vanadium oxide and lithium vanadium phosphate.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: February 16, 2016
    Assignee: TDK CORPORATION
    Inventors: Keitaro Otsuki, Atsushi Sano, Tomohiko Kato
  • Publication number: 20160032265
    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: Application
    Filed: July 30, 2015
    Publication date: February 4, 2016
    Inventors: Yasuhiro KONDO, Yoshitsugu HIROSE, Asuka YAMAGUCHI, Migiwa SUDA, Jiro OKUMA, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20160024486
    Abstract: A thermostable xylanase including a xylanase catalytic domain, the xylanase catalytic domain including: (A) a polypeptide comprising 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 xylanase activity at least under conditions of a temperature of 90° C. and a pH of 6.0; or (C) a polypeptide including an amino acid sequence having at least 75% sequence identity with the amino acid sequence represented by SEQ ID NO: 1, and having xylanase activity at least under conditions of a temperature of 90° C. and a pH of 6.0.
    Type: Application
    Filed: July 23, 2015
    Publication date: January 28, 2016
    Inventors: Migiwa SUDA, Jiro OKUMA, Yoshitsugu HIROSE, Asuka YAMAGUCHI, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA
  • Publication number: 20150311519
    Abstract: A negative electrode active material for a lithium ion secondary battery includes secondary particles formed by primary particles containing iron oxide that are linked in a chain.
    Type: Application
    Filed: April 22, 2015
    Publication date: October 29, 2015
    Inventors: Yasuyuki KAWANAKA, Tomohiko KATO, Atsushi SANO
  • Publication number: 20150311518
    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: Application
    Filed: April 22, 2015
    Publication date: October 29, 2015
    Inventors: Yasuyuki KAWANAKA, Tomohiko KATO, Atsushi SANO
  • Publication number: 20150259660
    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: Application
    Filed: March 11, 2015
    Publication date: September 17, 2015
    Inventors: Jiro OKUMA, Asuka YAMAGUCHI, Migiwa SUDA, Yoshitsugu HIROSE, Yasuhiro KONDO, Tomohiko KATO, Daisuke SHIBATA