Patents by Inventor Hiroko Nakamura
Hiroko Nakamura 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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Patent number: 11959197Abstract: A first aspect of the present invention is carbon fiber wherein the surface of a monofilament has a center line average roughness Ra of 6.0 nm or more and 13 nm or less, and the monofilament has a long diameter/short diameter ratio of 1.11 or more and 1.245 or less. A second aspect of the present invention is carbon fiber precursor acrylic fiber wherein the surface of a monofilament has a center line average roughness Ra of 18 nm or more and 27 nm or less, and the monofilament has a long diameter/short diameter ratio of 1.11 or more and 1.245 or less. The carbon fiber according to the first aspect is obtained by stabilizing and carbonizing under specific conditions the carbon fiber precursor acrylic fiber according to the second aspect.Type: GrantFiled: August 15, 2019Date of Patent: April 16, 2024Assignee: Mitsubishi Chemical CorporationInventors: Naomasa Matsuyama, Yuutarou Nakamura, Norifumi Hirota, Hiroko Matsumura, Katsuhiko Ikeda, Kouki Wakabayashi, Tadashi Ootani, Akihiro Itou, Kenji Hirano, Akito Hatayama, Kenji Kaneta, Atsushi Nakajima
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Publication number: 20230298848Abstract: A charged particle beam pattern forming device is described, a charged particle beam passing through a third aperture for forming a charged particle beam pattern, the charged particle beam pattern forming device including: a first element including a first aperture, a second element including a second aperture, the second aperture overlapping the first aperture, wherein the third aperture is defined by an overlap of the first aperture and the second aperture, and a shape of the third aperture is capable of being changed by a driver such that the first element is moved in a first direction and the second element is moved in a second direction opposite to the first direction.Type: ApplicationFiled: September 6, 2022Publication date: September 21, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko NAKAMURA, Tomohiro SAITO, Yoshiaki SHIMOOKA
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Publication number: 20210141310Abstract: A photosensitive composition of an embodiment includes: a resin containing at least one selected from polyacrylic acid, polymethacrylic acid, a cycloolefin-maleic anhydride copolymer, polycycloolefin, and a vinyl ether-maleic anhydride copolymer and having an ester bond which is caused to generate carboxylic acid by an acid or an ether bond which is caused to generate alcohol by an acid; and a photo acid generator which generates an acid by being irradiated with light, of which a wavelength is not less than 300 nm nor more than 500 nm, or KrF excimer laser light, the photo acid generator containing a substance that has a naphthalene ring or a benzene ring and in which at least one carbon atom of the naphthalene ring or the benzene ring is bonded to a bulky group.Type: ApplicationFiled: January 14, 2021Publication date: May 13, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko NAKAMURA, Koji ASAKAWA, Naoko KIHARA, Reiko YOSHIMURA, Ko YAMADA
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Patent number: 10761051Abstract: A molecular detection apparatus according to an arrangement includes: a collection unit collecting a detection target gas containing a molecule to be detected; a detector including a detection cell that has an organic probe provided in a sensor unit, the organic probe capturing the collected molecule, and a discriminator discriminating the molecule by a detection signal generated by the molecule being captured by the organic probe of the detection cell. The detection cell has the organic probe including a dicyanovinyl structure or a coumarin structure.Type: GrantFiled: March 6, 2018Date of Patent: September 1, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ko Yamada, Hirohisa Miyamoto, Reiko Yoshimura, Hiroko Nakamura, Mitsuhiro Oki, Yasushi Shinjo, Masaki Atsuta
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Patent number: 10677770Abstract: A molecular detection apparatus 1 according to an embodiment includes: a collection unit collecting detection target gas containing molecules to be detected; a detector including a detection cell having an organic probe provided at a sensor unit, the organic probe capturing the collected molecule to be detected; and a discriminator discriminating the molecule to be detected by a detection signal generated by the molecule being captured by the organic probe. The detection cell has the organic probe containing a phosphonic acid structure or phosphoric acid structure.Type: GrantFiled: February 17, 2017Date of Patent: June 9, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ko Yamada, Hirohisa Miyamoto, Reiko Yoshimura, Norikazu Osada, Hiroko Nakamura, Mitsuhiro Oki
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Patent number: 10527581Abstract: A molecular detection apparatus according to an embodiment includes a detector and a discriminator. The detector includes a plurality of detection cells, where the plurality of detection cells include at least an organic probe containing a cyano group or a nitro group as a neighboring group of a reactive group. The discriminator discriminates a substance to be detected by signal patterns of the plurality of detection cells.Type: GrantFiled: September 8, 2017Date of Patent: January 7, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ko Yamada, Reiko Yoshimura, Hirohisa Miyamoto, Norikazu Osada, Mitsuhiro Oki, Hiroko Nakamura
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Publication number: 20190293596Abstract: The gas sensing method of an embodiment includes: a step of supplying measured gas to a capacitor including a first electrode, a dielectric formed to be electrically connected to the first electrode, a graphene formed on the dielectric, and a second electrode formed to be electrically connected to the graphene; and a step of measuring a capacitance of the capacitor after the measured gas is brought into contact with the graphene.Type: ApplicationFiled: September 14, 2018Publication date: September 26, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko NAKAMURA, Hideyuki NISHIZAWA, Kenji NAKAMURA
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Publication number: 20190086327Abstract: A molecular detection apparatus, comprising: a chamber; a light source provided in the chamber and configured to emit light; a detector including at least one sensor and configured to generate a first detection data and a second detection data, the sensor being provided in the chamber and being configured to capture molecules of target molecules, the first detection data corresponding to the number of captured molecules per predetermined time under a first emission condition of the light, and the second detection data corresponding to the number of captured molecules per predetermined time under a second emission condition of the light; and a discriminator to discriminate the target molecules using the first and second detection data.Type: ApplicationFiled: March 9, 2018Publication date: March 21, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Masaki Atsuta, Ko Yamada, Hiroko Nakamura, Mitsuhiro Oki, Hirohisa Miyamoto, Yasushi Shinjo, Reiko Yoshimura
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Publication number: 20190086804Abstract: A photosensitive composition of an embodiment includes: a resin containing at least one selected from polyacrylic acid, polymethacrylic acid, a cycloolefin-maleic anhydride copolymer, polycycloolefin, and a vinyl ether-maleic anhydride copolymer and having an ester bond which is caused to generate carboxylic acid by an acid or an ether bond which is caused to generate alcohol by an acid; and a photo acid generator which generates an acid by being irradiated with light, of which a wavelength is not less than 300 nm nor more than 500 nm, or KrF excimer laser light, the photo acid generator containing a substance that has a naphthalene ring or a benzene ring and in which at least one carbon atom of the naphthalene ring or the benzene ring is bonded to a bulky group.Type: ApplicationFiled: March 16, 2018Publication date: March 21, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko Nakamura, Koji Asakawa, Naoko Kihara, Reiko Yoshimura, Ko Yamada
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Publication number: 20190086359Abstract: A molecular detection apparatus according to an arrangement includes: a collection unit collecting a detection target gas containing a molecule to be detected; a detector including a detection cell that has an organic probe provided in a sensor unit, the organic probe capturing the collected molecule, and a discriminator discriminating the molecule by a detection signal generated by the molecule being captured by the organic probe of the detection cell. The detection cell has the organic probe including a dicyanovinyl structure or a coumarin structure.Type: ApplicationFiled: March 6, 2018Publication date: March 21, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ko YAMADA, Hirohisa MIYAMOTO, Reiko YOSHIMURA, Hiroko NAKAMURA, Mitsuhiro OKI, Yasushi SHINJO, Masaki ATSUTA
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Publication number: 20180080911Abstract: A molecular detection apparatus 1 according to an embodiment includes: a collection unit collecting detection target gas containing molecules to be detected; a detector including a detection cell having an organic probe provided at a sensor unit, the organic probe capturing the collected molecule to be detected; and a discriminator discriminating the molecule to be detected by a detection signal generated by the molecule being captured by the organic probe. The detection cell has the organic probe containing a phosphonic acid structure or phosphoric acid structure.Type: ApplicationFiled: February 17, 2017Publication date: March 22, 2018Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ko YAMADA, Hirohisa MIYAMOTO, Reiko YOSHIMURA, Norikazu OSADA, Hiroko NAKAMURA, Mitsuhiro OKI
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Publication number: 20180059053Abstract: A molecular detection apparatus according to an embodiment includes a detector and a discriminator. The detector includes a plurality of detection cells, where the plurality of detection cells include at least an organic probe containing a cyano group or a nitro group as a neighboring group of a reactive group. The discriminator discriminates a substance to be detected by signal patterns of the plurality of detection cells.Type: ApplicationFiled: September 8, 2017Publication date: March 1, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Ko Yamada, Reiko Yoshimura, Hirohisa Miyamoto, Norikazu Osada, Mitsuhiro Oki, Hiroko Nakamura
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Publication number: 20170248565Abstract: A molecular detection apparatus according to an embodiment includes: a collection unit collecting a detection target gas containing a molecule to be detected; a substitution unit substituting a part of a molecular structure of at least a part of the molecule to generate a substitution product; a detector including a plurality of detection cells each having a sensor unit and an organic probe disposed at the sensor unit, the organic probe capturing the molecule or the substitution product; and a discriminator discriminating the molecule by a signal pattern based on an intensity difference of detection signals generated with the molecule or the substitution product being captured by the organic probes of the plurality of detection cells.Type: ApplicationFiled: September 7, 2016Publication date: August 31, 2017Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ko YAMADA, Hirohisa MIYAMOTO, Reiko YOSHIMURA, Norikazu OSADA, Mitsuhiro OKI, Hiroko NAKAMURA
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Publication number: 20170248566Abstract: A molecular detection apparatus according to an embodiment includes: a collection unit collecting a detection target gas containing a molecule to be detected; a substitution unit substituting a part of a molecular structure of at least a part of the molecule to generate a substitution product; a detector including a plurality of detection cells each having a sensor unit and an organic probe disposed at the sensor unit, the organic probe capturing the molecule or the substitution product; and a discriminator discriminating the molecule by a signal pattern based on an intensity difference of detection signals generated with the molecule or the substitution product being captured by the organic probes of the plurality of detection cells.Type: ApplicationFiled: February 28, 2017Publication date: August 31, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Ko YAMADA, Hirohisa MIYAMOTO, Reiko YOSHIMURA, Norikazu OSADA, Mitsuhiro OKI, Hiroko NAKAMURA
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Patent number: 9709523Abstract: A gas detection apparatus according to an embodiment includes: a collection unit collecting a detection target gas containing a gas molecule to be detected; a detector including a plurality of detection cells each including a sensor unit and an organic probe disposed at the sensor unit, the organic probe capturing the gas molecule collected by the collection unit; a discriminator discriminating the gas molecule by a signal pattern based on an intensity difference of detection signals generated with the gas molecule being captured by the organic probes of the plurality of detection cells; and a reactivation unit applying heat to the organic probe which has the captured gas molecule to be desorbed the gas molecule from the organic probe.Type: GrantFiled: September 8, 2016Date of Patent: July 18, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Norikazu Osada, Hirohisa Miyamoto, Ko Yamada, Hiroko Nakamura, Mitsuhiro Oki
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Patent number: 9291908Abstract: According to one embodiment, there is provided a method of forming a pattern, including forming a thermally crosslinkable molecule layer including a thermally crosslinkable molecule on a substrate, forming a photosensitive composition layer including a photosensitive composition on the thermally crosslinkable molecule layer, chemically binding the thermally crosslinkable molecule to the photosensitive composition by heating, selectively irradiating the photosensitive composition layer with energy rays, forming a block copolymer layer including a block copolymer on the photosensitive composition layer, and forming a microphase-separated structure in the block copolymer layer.Type: GrantFiled: June 1, 2015Date of Patent: March 22, 2016Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Atsushi Hieno, Shigeki Hattori, Hiroko Nakamura, Satoshi Mikoshiba, Koji Asakawa, Masahiro Kanno, Yuriko Seino, Tsukasa Azuma
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Patent number: 9207531Abstract: According to one embodiment, a pattern including first and second block phases is formed by self-assembling a block copolymer onto a film to be processed. The entire block copolymer present in a first region is removed under a first condition by carrying out energy beam irradiation and development, thereby leaving a pattern including the first and second block phases in a region other than the first region. The first block phase present in a second region is selectively removed under a second condition by carrying out energy beam irradiation and development, thereby leaving a pattern including the first and second block phases in an overlap region between a region other than the first region and a region other than the second region, and leaving a pattern of second block phase in the second region excluding the overlap region. The film is etched with the left patterns as masks.Type: GrantFiled: September 22, 2011Date of Patent: December 8, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko Nakamura, Koji Asakawa, Shigeki Hattori, Satoshi Tanaka, Toshiya Kotani
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Patent number: 9177818Abstract: According to one embodiment, a pattern formation method includes: forming a block copolymer layer containing a polystyrene derivative and an acrylic having 6 or more carbon atoms on a side chain in an opening of a resist layer provided on an underlayer and having the opening; forming a first layer containing the polystyrene derivative and a second layer containing the acrylic in the opening by phase-separating the block copolymer layer; and removing the second layer.Type: GrantFiled: October 29, 2013Date of Patent: November 3, 2015Assignee: Kabushiki Kaisha ToshibaInventors: Atsushi Hieno, Hiroko Nakamura, Koji Asakawa
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Publication number: 20150261092Abstract: According to one embodiment, there is provided a method of forming a pattern, including forming a thermally crosslinkable molecule layer including a thermally crosslinkable molecule on a substrate, forming a photosensitive composition layer including a photosensitive composition on the thermally crosslinkable molecule layer, chemically binding the thermally crosslinkable molecule to the photosensitive composition by heating, selectively irradiating the photosensitive composition layer with energy rays, forming a block copolymer layer including a block copolymer on the photosensitive composition layer, and forming a microphase-separated structure in the block copolymer layer.Type: ApplicationFiled: June 1, 2015Publication date: September 17, 2015Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Atsushi HIENO, Shigeki HATTORI, Hiroko NAKAMURA, Satoshi MlKOSHIBA, Koji ASAKAWA, Masahiro KANNO, Yuriko SEINO, Tsukasa AZUMA
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Patent number: 9073284Abstract: According to one embodiment, there is provided a method of forming a pattern, including forming a thermally crosslinkable molecule layer including a thermally crosslinkable molecule on a substrate, forming a photosensitive composition layer including a photosensitive composition on the thermally crosslinkable molecule layer, chemically binding the thermally crosslinkable molecule to the photosensitive composition by heating, selectively irradiating the photosensitive composition layer with energy rays, forming a block copolymer layer including a block copolymer on the photosensitive composition layer, and forming a microphase-separated structure in the block copolymer layer.Type: GrantFiled: September 25, 2012Date of Patent: July 7, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Atsushi Hieno, Shigeki Hattori, Hiroko Nakamura, Satoshi Mikoshiba, Koji Asakawa, Masahiro Kanno, Yuriko Seino, Tsukasa Azuma