Patents by Inventor Masateru Ito

Masateru Ito 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: 20210340522
    Abstract: A nucleic acid collection column collects a nucleic acid from a liquid sample containing the nucleic acid. The nucleic acid collection column includes a sample injection portion having an opening into which the liquid sample containing the nucleic acid is injected, a support adsorption portion that houses a support for adsorbing the nucleic acid and in which the nucleic acid is adsorbed on the support, and a discharge portion that discharges a liquid passed through the support adsorption portion. The support includes aluminum oxide having a surface where a water-soluble neutral polymer is adsorbed. A space that houses the support in the support adsorption portion has a cylindrical shape, and has a volume of 0.13 ?L or more and 13.5 ?L or less. An aspect ratio (d1/d2) of the space satisfies 1.0?d1/d2<15.0.
    Type: Application
    Filed: October 30, 2019
    Publication date: November 4, 2021
    Inventors: Shota Sekiguchi, Takahiro Motoshiromizu, Masateru Ito
  • Publication number: 20210332337
    Abstract: A composition contains an alkaline phosphatase; and a peptide fragment group (A) composed of two or more peptide fragments, wherein each of the two or more peptide fragments consists of 5 to 50 consecutive amino acid residues selected from positions 501 to 578 of the amino acid sequence set forth in SEQ ID NO: 5, wherein a content ratio of the peptide fragment group (A) to the alkaline phosphatase satisfies formula (A): (XA/Y)×100?4.4000 (A), wherein XA represents a peak area value of the peptide fragment group (A) calculated by an automatic integration method from an extracted ion chromatogram obtained by an LC-MS/MS analysis of the composition, and Y represents a peak area value of the alkaline phosphatase calculated by an automatic integration method from a chromatogram obtained by an LC-UV analysis of the composition.
    Type: Application
    Filed: September 25, 2019
    Publication date: October 28, 2021
    Inventors: Yoji Ueda, Yuki Takii, Masateru Ito, Mai Yagi
  • Patent number: 11149001
    Abstract: A method produces ?-caprolactam through adipamide as an intermediate, and characteristically includes a lactamization step of reacting adipamide, formed from a material compound, with hydrogen and ammonia in the presence of a catalyst containing: a metal oxide mainly containing an oxide(s) of one or more metallic elements selected from the group consisting of metallic elements of group 5 and groups 7 to 14 in the 4th to 6th periods of the periodic table; and a metal and/or a metal compound having a hydrogenation ability.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: October 19, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Daijiro Tsukamoto, Masateru Ito, Katsushige Yamada, Masato Akahira, Daisuke Yamamoto, Koji Yamauchi
  • Patent number: 11124811
    Abstract: A method of producing ?-hydromuconic acid using a metabolic pathway of a microorganism is disclosed. The method of producing ?-hydromuconic acid includes the step of culturing at least one type of microorganism having a capacity to produce ?-hydromuconic acid, selected from the group consisting of microorganisms belonging to the genus Escherichia, microorganisms belonging to the genus Pseudomonas, microorganisms belonging to the genus Hafnia, microorganisms belonging to the genus Bacillus, microorganisms belonging to the genus Cupriavidus, microorganisms belonging to the genus Acinetobacter, microorganisms belonging to the genus Alcaligenes, microorganisms belonging to the genus Delftia, and microorganisms belonging to the genus Shimwellia.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: September 21, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Kyohei Isobe, Kenji Kawamura, Masateru Ito, Katsushige Yamada
  • Patent number: 11078503
    Abstract: Provided is a method of producing 3-hydroxyadipic acid, the method including the step of culturing a microorganism belonging to the genus Serratia capable of producing 3-hydroxyadipic acid.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: August 3, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Kyohei Isobe, Kenji Kawamura, Masateru Ito, Katsushige Yamada
  • Publication number: 20210047662
    Abstract: A method of producing 3-oxoadipic acid from an aliphatic compound easily utilizable by a microorganism, such as a saccharide, by utilization of a metabolic pathway of the microorganism is disclosed.
    Type: Application
    Filed: November 4, 2020
    Publication date: February 18, 2021
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Kyohei ISOBE, Kenji KAWAMURA, Masateru ITO, Katsushige YAMADA
  • Publication number: 20210003915
    Abstract: A method is disclosed for manufacturing a structured polymeric material. In the method, a body is provided comprising a substantially homogenous precursor polymeric material. An interference pattern of electromagnetic radiation is set up within the body to form a partially cross-linked polymeric material, the interference pattern comprising maxima and minima of intensity of the electromagnetic radiation, the interference pattern thereby causing spatially differential cross linking of the precursor polymeric material to form crosslinked regions having relatively high cross linking density and non-crosslinked regions having relatively low cross linking density, the crosslinked regions and non-crosslinked regions corresponding to the maxima and minima of intensity of the electromagnetic radiation, respectively.
    Type: Application
    Filed: March 13, 2019
    Publication date: January 7, 2021
    Inventors: Easan SIVANIAH, Masateru ITO, Daisuke YAMAMOTO
  • Patent number: 10858677
    Abstract: A novel method of producing 3-hydroxyadipic acid using a metabolic pathway of a microorganism is disclosed.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: December 8, 2020
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Kyohei Isobe, Kenji Kawamura, Masateru Ito, Katsushige Yamada
  • Patent number: 10858678
    Abstract: A method of producing 3-oxoadipic acid from an aliphatic compound easily utilizable by a microorganism, such as a saccharide, by utilization of a metabolic pathway of the microorganism is disclosed.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: December 8, 2020
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Kyohei Isobe, Kenji Kawamura, Masateru Ito, Katsushige Yamada
  • Publication number: 20200325097
    Abstract: Lactic acid is obtained by a method including (A) a step of continuous fermentation wherein a fermentation culture medium of a microorganism having an ability of lactic acid fermentation is filtered through a porous membrane having an average pore size of not less than 0.01 ?m and less than 1 ?m with a transmembrane pressure difference within the range of 0.1 to 20 kPa, and the permeate is collected, while retaining the non-permeated liquid in or returning the non-permeated liquid to the culture, and adding a fermentation feedstock to the culture; (B) a step of filtering the permeate obtained in Step (A) through a nanofiltration membrane; and (C) a step of distilling the permeate obtained in Step (B) under a pressure of not less than 1 Pa and not more than atmospheric pressure, at 25° C. to 200° C. to recover lactic acid.
    Type: Application
    Filed: May 14, 2020
    Publication date: October 15, 2020
    Inventors: Kenji Sawai, Hideki Sawai, Takashi Mimitsuka, Masateru Ito, Katsushige Yamada, Kenji Kawamura, Shin-ichi Minegishi, Izumi Na kagawa, Tatsuya Nagano
  • Publication number: 20200291177
    Abstract: A diol composition includes 1) 95% by weight or more of a diol, the diol being selected from the group consisting of ethylene glycol, 1,3-propanediol, 1,2-propanediol, 1,3-butanediol, 1,4-butanediol and 2,3-butanediol, and 2) impurities derived from biomass in an amount sufficient to cause the diol composition to have an electrical conductivity of 0.6 to 30 mS/m as determined by measuring electrical conductivity as an aqueous diol composition solution at 23° C. with a diol composition concentration of 16.67% and multiplying the measure conductivity by 6.
    Type: Application
    Filed: May 28, 2020
    Publication date: September 17, 2020
    Inventors: Masateru Ito, Izumi Morita, Kenji Kawamura, Tetsuya Yamada, Sadanori Kumazzwa, Katsushige Yamada
  • Publication number: 20200232052
    Abstract: Provided is a method of producing ?-hydromuconic acid, the method including the step of culturing a microorganism belonging to the genus Serratia capable of producing ?-hydromuconic acid.
    Type: Application
    Filed: May 30, 2017
    Publication date: July 23, 2020
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Kyohei ISOBE, Kenji KAWAMURA, Masateru ITO, Katsushige YAMADA
  • Patent number: 10696785
    Abstract: A diol composition includes a diol as a major component and has an electrical conductivity of 0.6 to 30 mS/m.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: June 30, 2020
    Assignee: Toray Industries, Inc.
    Inventors: Masateru Ito, Izumi Morita, Kenji Kawamura, Tetsuya Yamada, Sadanori Kumazawa, Katsushige Yamada
  • Patent number: 10584084
    Abstract: A method of producing 2,3-butanediol includes subjecting a 2,3-butanediol culture liquid produced by microbial fermentation to nanofiltration membrane treatment and ion-exchange treatment (Step A), and then adding an alkaline substance and performing distillation (Step B).
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: March 10, 2020
    Assignee: Toray Industries, Inc.
    Inventors: Kenji Kawamura, Izumi Morita, Masateru Ito, Kyohei Isobe, Satoshi Sakami, Katsushige Yamada
  • Publication number: 20200062704
    Abstract: The present invention is a method of producing ?-caprolactam through adipamide as an intermediate, and characteristically includes a lactamization step of reacting adipamide, formed from a material compound, with hydrogen and ammonia in the presence of a catalyst containing: a metal oxide mainly containing an oxide(s) of one or more metallic elements selected from the group consisting of metallic elements of group 5 and groups 7 to 14 in the 4th to 6th periods of the periodic table; and a metal and/or a metal compound having a hydrogenation ability. The method can increase the selectivity of ?-caprolactam.
    Type: Application
    Filed: December 5, 2017
    Publication date: February 27, 2020
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Daijiro TSUKAMOTO, Masateru ITO, Katsushige YAMADA, Masato AKAHIRA, Daisuke YAMAMOTO, Koji YAMAUCHI
  • Patent number: 10487066
    Abstract: In the present invention, a sugar alcohol can be efficiently produced from a cellulose-containing biomass by carrying out a step (1) of filtering an aqueous sugar solution, which is obtained by hydrolysis of a cellulose-containing biomass, by passing the solution through a separation membrane having a molecular cut-off of 300-800 so as to remove catalyst poisons to the non-permeate side and collecting a sugar solution from the permeate side, and a step (2) of subjecting the sugar solution obtained in step (1) to a hydrogenation reaction in the presence of a metal catalyst.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: November 26, 2019
    Assignee: Toray Industries, Inc.
    Inventors: Takahiro Arai, Masateru Ito, Hiroyuki Kurihara, Katsushige Yamada
  • Publication number: 20190276860
    Abstract: Provided is a method of producing 3-hydroxyadipic acid, the method including the step of culturing a microorganism belonging to the genus Serratia capable of producing 3-hydroxyadipic acid.
    Type: Application
    Filed: May 30, 2017
    Publication date: September 12, 2019
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Kyohei ISOBE, Kenji KAWAMURA, Masateru ITO, Katsushige YAMADA
  • Publication number: 20190276876
    Abstract: A method of detecting a nucleic acid including a) mixing a solution containing a carboxylic acid and/or a salt thereof, a cerium oxide support and a sample containing a nucleic acid to adsorb said nucleic acid to said cerium oxide support, b) separating said cerium oxide support on which said nucleic acid was adsorbed from the mixture obtained in a), c) collecting said nucleic acid by adding an eluent to said cerium oxide support on which said nucleic acid was adsorbed and separated in b), and d) detecting said nucleic acid collected in c) by a hybridization reaction or a nucleic acid amplification reaction.
    Type: Application
    Filed: November 10, 2017
    Publication date: September 12, 2019
    Applicant: Toray Industries, Inc.
    Inventors: Shota Sekiguchi, Mai Nakagawa, Masateru Ito, Shinjiro Sawada
  • Patent number: 10364218
    Abstract: A method of producing ?-caprolactam from 3-oxoadipic acid includes: step 1 of mixing at least one selected from the group consisting of 3-oxoadipic acid and salts thereof with a catalyst and a solvent in the presence of hydrogen to produce 3-hydroxyadipic acid; and step 2 of reacting the 3-hydroxyadipic acid which is a product of step 1, a salt or carboxylic acid derivative thereof, or a mixture of these with hydrogen and ammonia.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: July 30, 2019
    Assignee: Toray Industries, Inc.
    Inventors: Daijiro Tsukamoto, Masateru Ito, Katsushige Yamada, Kohei Yamashita, Masato Akahira, Koji Yamauchi
  • Publication number: 20190177290
    Abstract: In the present invention, a sugar alcohol can be efficiently produced from a cellulose-containing biomass by carrying out a step (1) of filtering an aqueous sugar solution, which is obtained by hydrolysis of a cellulose-containing biomass, by passing the solution through a separation membrane having a molecular cut-off of 300-800 so as to remove catalyst poisons to the non-permeate side and collecting a sugar solution from the permeate side, and a step (2) of subjecting the sugar solution obtained in step (1) to a hydrogenation reaction in the presence of a metal catalyst.
    Type: Application
    Filed: February 16, 2017
    Publication date: June 13, 2019
    Inventors: Takahiro Arai, Masateru Ito, Hiroyuki Kurihara, Katsushige Yamada