Patents by Inventor Ryoma HASHIMOTO
Ryoma HASHIMOTO 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).
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Publication number: 20240116218Abstract: Provided are a method for manufacturing a molded article consisting of a fiber-reinforced composite material containing a cured product of a thermosetting resin or a thermosetting resin composition and continuous reinforcing fibers, the method including, in this order, Steps (I) to (III) described below, a resin impregnating apparatus suitably used for the manufacturing method, and a 3D printer. Step (I): A coating step of coating a surface of a continuous reinforcing fiber bundle with a thermosetting resin or a thermosetting resin composition. Step (II): A resin impregnating step of twisting the continuous reinforcing fiber bundle after step (I) and obtaining a prepreg impregnated with the thermosetting resin or the thermosetting resin composition. Step (III): A heating and molding step of disposing the prepreg obtained in step (II) above and then heating the prepreg.Type: ApplicationFiled: October 29, 2021Publication date: April 11, 2024Inventors: Nobuhiko MATSUMOTO, Kousuke IKEUCHI, Ryoma HASHIMOTO
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Publication number: 20230416520Abstract: An epoxy resin composition containing an epoxy resin, an epoxy resin curing agent containing an amine-based curing agent, and a polyalkylene glycol, as well as a gas barrier laminate and a packaging material in which the epoxy resin composition is used.Type: ApplicationFiled: October 6, 2021Publication date: December 28, 2023Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Naoko KOBAYASHI, Kazuki KOUNO, Ryoma HASHIMOTO
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Patent number: 11814471Abstract: Provided is a gas barrier packaging material including a base and a cured resin layer, the base having a surface constituted of an inorganic substance. The cured resin layer is a cured product of an epoxy resin composition including an epoxy resin, an epoxy resin curing agent containing an amine-based curing agent, and an acidic compound, and a ratio (basic nitrogen/acid groups) of a molar equivalent of basic nitrogen in the epoxy resin composition to a molar equivalent of acid groups derived from the acidic compound is from 0.60 to 20.Type: GrantFiled: July 13, 2020Date of Patent: November 14, 2023Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Kazuki Kouno, Ryoma Hashimoto
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Publication number: 20230059584Abstract: An epoxy resin composition including an epoxy resin, an epoxy resin curing agent containing an amine-based curing agent, and an unsaturated fatty acid amide having from 14 to 24 carbons, a gas barrier laminate and a retort food packaging material using the epoxy resin composition, an odor-proofing or aroma-retaining packaging material, an odor-proofing or aroma-retaining method of sealing an article containing an odorous component or an aromatic component in the packaging material, a heat-shrinkable label, the production method of the heat-shrinkable label, a heat-shrunken label and a bottle having the heat-shrunken label, and a CO2 transmission prevention method.Type: ApplicationFiled: January 22, 2021Publication date: February 23, 2023Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Kazuki KOUNO, Ryoma HASHIMOTO, Naoko KOBAYASHI
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Publication number: 20220332885Abstract: Provided is a gas barrier packaging material including a base and a cured resin layer, the base having a surface constituted of an inorganic substance. The cured resin layer is a cured product of an epoxy resin composition including an epoxy resin, an epoxy resin curing agent containing an amine-based curing agent, and an acidic compound, and a ratio (basic nitrogen/acid groups) of a molar equivalent of basic nitrogen in the epoxy resin composition to a molar equivalent of acid groups derived from the acidic compound is from 0.60 to 20.Type: ApplicationFiled: July 13, 2020Publication date: October 20, 2022Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Kazuki KOUNO, Ryoma HASHIMOTO
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Patent number: 11472906Abstract: An active energy ray-curable resin composition containing: a reaction product (X) of a component (A) and a component (B) below: (A) at least one selected from the group consisting of meta-xylylenediamine and para-xylylenediamine; (B) at least one selected from the group consisting of unsaturated carboxylic acids represented by the following general formula (1) and derivatives of the unsaturated carboxylic acids: wherein, in the formula (1), R1 and R2 each independently represent a hydrogen atom, an alkyl group having from 1 to 8 carbon atoms, an aryl group having from 6 to 12 carbon atoms, or an aralkyl group having from 7 to 13 carbon atoms; (C) a compound having at least one group selected from the group consisting of a glycidyl group and an isocyanate group, and an ethylenically unsaturated bond-containing group; and (D) a phosphoric acid derivative having an ethylenically unsaturated bond-containing group.Type: GrantFiled: May 31, 2019Date of Patent: October 18, 2022Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Ryoma Hashimoto, Kazuki Kouno
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Publication number: 20220315694Abstract: Provided is an epoxy resin composition including an epoxy resin, an epoxy resin curing agent containing an amine-based curing agent, and an acidic compound, wherein a ratio (basic nitrogen/acid groups) of a molar equivalent of basic nitrogen in the epoxy resin composition to a molar equivalent of acid groups derived from the acidic compound is from 0.10 to 3.0. Also provided are a gas barrier film and a laminate in which the epoxy resin composition is used.Type: ApplicationFiled: July 13, 2020Publication date: October 6, 2022Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Kazuki KOUNO, Ryoma HASHIMOTO
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Publication number: 20210214479Abstract: An active energy ray-curable resin composition containing: a reaction product (X) of a component (A) and a component (B) below: (A) at least one selected from the group consisting of meta-xylylenediamine and para-xylylenediamine; (B) at least one selected from the group consisting of unsaturated carboxylic acids represented by the following general formula (1) and derivatives of the unsaturated carboxylic acids: wherein, in the formula (1), R1 and R2 each independently represent a hydrogen atom, an alkyl group having from 1 to 8 carbon atoms, an aryl group having from 6 to 12 carbon atoms, or an aralkyl group having from 7 to 13 carbon atoms; (C) a compound having at least one group selected from the group consisting of a glycidyl group and an isocyanate group, and an ethylenically unsaturated bond-containing group; and (D) a phosphoric acid derivative having an ethylenically unsaturated bond-containing group.Type: ApplicationFiled: May 31, 2019Publication date: July 15, 2021Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Ryoma HASHIMOTO, Kazuki KOUNO
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Patent number: 10738296Abstract: The mutant chorismate-pyruvate lyase (A) or (B) as described below is capable of producing 4-hydroxybenzoic acid or a salt thereof with sufficient practical efficiency. (A) A mutant chorismate-pyruvate lyase obtained by replacing the valine at position 80 in a chorismate-pyruvate lyase (ubiC) from Pantoea ananatis consisting of the amino acid sequence of SEQ ID NO: 1 with one or more other amino acids. (B) A mutant chorismate-pyruvate lyase obtained by replacing an amino acid in another chorismate-pyruvate lyase, the amino acid being at a position enzymologically homologous with that of the above valine, with one or mere other amino acids.Type: GrantFiled: January 10, 2019Date of Patent: August 11, 2020Assignee: GREEN CHEMICALS CO., LTD.Inventors: Masayuki Inui, Kazumi Hiraga, Masako Suda, Ryoma Hashimoto
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Publication number: 20190136222Abstract: The mutant chorismate-pyruvate lyase (A) or (B) as described below is capable of producing 4-hydroxybenzoic acid or a salt thereof with sufficient practical efficiency. (A) A mutant chorismate-pyruvate lyase obtained by replacing the valine at position 80 in a chorismate-pyruvate lyase (ubiC) from Pantoea ananatis consisting of the amino acid sequence of SEQ ID NO: 1 with one or more other amino acids. (B) A mutant chorismate-pyruvate lyase obtained by replacing an amino acid in another chorismate-pyruvate lyase, the amino acid being at a position enzymologically homologous with that of the above valine, with one or mere other amino acids.Type: ApplicationFiled: January 10, 2019Publication date: May 9, 2019Applicant: GREEN CHEMICALS CO., LTD.Inventors: Masayuki INUI, Kazumi HIRAGA, Masako SUDA, Ryoma HASHIMOTO
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Patent number: 10221409Abstract: The mutant chorismate-pyruvate lyase (A) or (B) as described below is capable of producing 4-hydroxybenzoic acid or a salt thereof with sufficient practical efficiency. (A) A mutant chorismate-pyruvate lyase obtained by replacing the valine at position 80 in a chorismate-pyruvate lyase (ubiC) from Pantoea ananatis consisting of the amino acid sequence of SEQ ID NO: 1 with one or more other amino acids. (B) A mutant chorismate-pyruvate lyase obtained by replacing an amino acid in another chorismate-pyruvate lyase, the amino acid being at a position enzymologically homologous with that of the above valine, with one or more other amino acids.Type: GrantFiled: May 13, 2015Date of Patent: March 5, 2019Assignee: GREEN CHEMICALS CO., LTD.Inventors: Hideaki Yukawa, Masayuki Inui, Kazumi Hiraga, Masako Suda, Ryoma Hashimoto
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Patent number: 10017791Abstract: A transformant constructed by introducing a gene which encodes an enzyme having chorismate-pyruvate lyase activity into a coryneform bacterium as a host is capable of efficiently producing 4-hydroxybenzoic acid or a salt thereof from a sugar. When the transformant is cultured under aerobic conditions where the transformant does not grow, 4-hydroxybenzoic acid or a salt thereof can be produced in a particularly efficient manner.Type: GrantFiled: April 7, 2015Date of Patent: July 10, 2018Assignee: GREEN CHEMICALS CO., LTD.Inventors: Hideaki Yukawa, Masayuki Inui, Kazumi Hiraga, Masako Suda, Ryoma Hashimoto
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Patent number: 9742330Abstract: A motor control apparatus includes a high-resolution encoder for position control and a low-resolution encoder for velocity control, position control means for generating a velocity command in accordance with a difference between a given position command and the output of the high-resolution encoder, and velocity control means for generating a current command in accordance with a difference between the velocity command and a detected velocity that is based upon the output of the low-resolution encoder. A velocity control cycle based upon the velocity control means is made faster than a position control cycle based upon the position control means.Type: GrantFiled: December 7, 2015Date of Patent: August 22, 2017Assignee: IAI CORPORATIONInventors: Akihiro Yamada, Ryoma Hashimoto
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Publication number: 20170114374Abstract: A transformant constructed by introducing a gene which encodes an enzyme having chorismate-pyruvate lyase activity into a coryneform bacterium as a host is capable of efficiently producing 4-hydroxybenzoic acid or a salt thereof from a sugar. When the transformant is cultured under aerobic conditions where the transformant does not grow, 4-hydroxybenzoic acid or a salt thereof can be produced in a particularly efficient manner.Type: ApplicationFiled: April 7, 2015Publication date: April 27, 2017Applicant: GREEN PHENOL DEVELOPMENT CO., LTD.Inventors: Hideaki YUKAWA, Masayuki INUI, Kazumi HIRAGA, Masako SUDA, Ryoma HASHIMOTO
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Publication number: 20170073658Abstract: The mutant chorismate-pyruvate lyase (A) or (B) as described below is capable of producing 4-hydroxybenzoic acid or a salt thereof with sufficient practical efficiency. (A) A mutant chorismate-pyruvate lyase obtained by replacing the valine at position 80 in a chorismate-pyruvate lyase (ubiC) from Pantoea ananatis consisting of the amino acid sequence of SEQ ID NO: 1 with one or more other amino acids. (B) A mutant chorismate-pyruvate lyase obtained by replacing an amino acid in another chorismate-pyruvate lyase, the amino acid being at a position enzymologically homologous with that of the above valine, with one or more other amino acids.Type: ApplicationFiled: May 13, 2015Publication date: March 16, 2017Applicant: GREEN PHENOL DEVELOPMENT CO., LTD.Inventors: Hideaki YUKAWA, Masayuki INUI, Kazumi HIRAGA, Masako SUDA, Ryoma HASHIMOTO
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Publication number: 20170012560Abstract: A motor control apparatus includes a high-resolution encoder for position control and a low-resolution encoder for velocity control, position control means for generating a velocity command in accordance with a difference between a given position command and the output of the high-resolution encoder, and velocity control means for generating a current command in accordance with a difference between the velocity command and a detected velocity that is based upon the output of the low-resolution encoder. A velocity control cycle based upon the velocity control means is made faster than a position control cycle based upon the position control means.Type: ApplicationFiled: December 7, 2015Publication date: January 12, 2017Applicant: IAI CORPORATIONInventors: Akihiro YAMADA, Ryoma HASHIMOTO
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Publication number: 20150367292Abstract: A pervaporation membrane having superior durability and a phenol concentrating method which can efficiently concentrate phenols with the pervaporation membrane are provided. A pervaporation separation apparatus 100 includes a treatment target liquid tank 110, a pervaporation membrane module 120, a permeated material recovering tank 130 and a non-permeated material storage tank 140. The pervaporation membrane module 120 includes a pervaporation membrane 1 having a porous support body and an enveloping layer formed of a polyamide-containing resin. The phenol concentrating method of the present invention includes a pretreatment process for pretreating phenol aqueous solution stored in the treatment target liquid tank 110, a pervaporation process for treating the phenol aqueous solution in the pervaporation membrane module 120 with a pervaporation method and a condensation process for condensing a permeated material permeating across the pervaporation membrane 1 to obtain concentrated phenol aqueous solution.Type: ApplicationFiled: January 20, 2014Publication date: December 24, 2015Applicant: SUMITOMO BAKELITE COMPANY LIMITEDInventors: Ryoma HASHIMOTO, Hiroyuki MIYAUCHI