Patents by Inventor Atsunobu Isobayashi
Atsunobu Isobayashi 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: 11635428Abstract: According to one embodiment, a molecule detecting device includes a capturing section, a releasing section, and a detecting section. The capturing section is configured to, by combining a target molecule and a solubilizing agent with each other and thereby creating a composite body, capture the target molecule in a carrier liquid. The releasing section is configured to make the composite body release the target molecule therefrom in the carrier liquid. The detecting section is configured to carry out detection of the target molecule in the carrier liquid.Type: GrantFiled: September 10, 2020Date of Patent: April 25, 2023Assignee: Kabushiki Kaisha ToshibaInventors: Hiroko Miki, Atsunobu Isobayashi, Yoshiaki Sugizaki
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Patent number: 11493491Abstract: A chemical sensor for detecting a target substance in a gas sample, including a membrane; and an olfactory receptor fragment which is fixed to the membrane. The chemical sensor optionally includes a source electrode connected to one end of the membrane; and a drain electrode connected to the other end of the membrane, in which the membrane is a graphene.Type: GrantFiled: March 13, 2019Date of Patent: November 8, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Atsunobu Isobayashi, Yoshiaki Sugizaki, Sadato Hongo
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Publication number: 20220298550Abstract: A chemical sensor device includes a sensor element; an oligopeptide mounted on a surface of the sensor element, the oligopeptide containing a first peptide sequence forming a ?-sheet structure and a cysteine residue at a position different from the first peptide sequence; and a probe that is bonded to the cysteine residue and binds to or reacts with a specific substance.Type: ApplicationFiled: August 19, 2021Publication date: September 22, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko MIKI, Yoshiaki SUGIZAKI, Atsunobu ISOBAYASHI
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Patent number: 11346783Abstract: According to one embodiment, a chemical sensor kit includes a chemical sensor and a reagent. The chemical sensor includes a substrate and a channel which includes hexagonal crystal lattices composed of carbon atoms which are arranged on a surface of the substrate. A first substance is fixed to the channel. The reagent includes a second substance labeled with a fluorescent dye. Either one of the first substance or the second substance is a capturing body that has a specific binding ability to a target substance. And the other is a competing substance which has a binding ability to the capturing body and competes with the target substance for binding to the capturing body.Type: GrantFiled: March 13, 2019Date of Patent: May 31, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yoshiaki Sugizaki, Atsunobu Isobayashi
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Publication number: 20210293802Abstract: According to one embodiment, a molecule detecting device includes a capturing section, a releasing section, and a detecting section. The capturing section is configured to, by combining a target molecule and a solubilizing agent with each other and thereby creating a composite body, capture the target molecule in a carrier liquid. The releasing section is configured to make the composite body release the target molecule therefrom in the carrier liquid. The detecting section is configured to carry out detection of the target molecule in the carrier liquid.Type: ApplicationFiled: September 10, 2020Publication date: September 23, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko Miki, Atsunobu Isobayashi, Yoshiaki Sugizaki
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Publication number: 20210278365Abstract: According to one embodiment, a molecule detecting device includes a first detector including a first detecting element configured to detect a first molecular group in a gaseous sample, a second detector including a second detecting element configured to detect a second molecular group having a concentration higher than the first molecular group in a gaseous sample, and an absorber including an adsorbing material provided between the first detector and the second detector and configured to adsorb at least the first molecular group.Type: ApplicationFiled: September 10, 2020Publication date: September 9, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Ko YAMADA, Atsunobu ISOBAYASHI, Tatsuro SAITO
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Publication number: 20200300804Abstract: According to one embodiment, a sensor is disclosed. The sensor includes a predetermined number of vesicles and a first detector. The first detector includes a channel film that connects with the vesicles, and a trench provided for connecting the channel film with the vesicles.Type: ApplicationFiled: September 11, 2019Publication date: September 24, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tatsuro SAITO, Atsunobu ISOBAYASHI, Yoshiaki SUGIZAKI
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Publication number: 20200086323Abstract: According to one embodiment, an apparatus for maintaining a liquid membrane includes a liquid supply mechanism which supplies a liquid to the liquid membrane for wetting a biological substance and a liquid discharge mechanism which discharges the liquid in the liquid membrane.Type: ApplicationFiled: March 11, 2019Publication date: March 19, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Sadato HONGO, Atsunobu Isobayashi, Yoshiaki Sugizaki, Kei Matsuoka
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Publication number: 20200088641Abstract: According to one embodiment, a chemical sensor kit includes a chemical sensor and a reagent. The chemical sensor includes a substrate and a channel which includes hexagonal crystal lattices composed of carbon atoms which are arranged on a surface of the substrate. A first substance is fixed to the channel. The reagent includes a second substance labeled with a fluorescent dye. Either one of the first substance or the second substance is a capturing body that has a specific binding ability to a target substance. And the other is a competing substance which has a binding ability to the capturing body and competes with the target substance for binding to the capturing body.Type: ApplicationFiled: March 13, 2019Publication date: March 19, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yoshiaki SUGIZAKI, Atsunobu ISOBAYASHI
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Publication number: 20200080977Abstract: A chemical sensor for detecting a target substance in a gas sample, including a membrane; and an olfactory receptor fragment which is fixed to the membrane. The chemical sensor optionally includes a source electrode connected to one end of the membrane; and a drain electrode connected to the other end of the membrane, in which the membrane is a graphene.Type: ApplicationFiled: March 13, 2019Publication date: March 12, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Atsunobu Isobayashi, Yoshiaki Sugizaki, Sadato Hongo
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Publication number: 20190062818Abstract: According to one embodiment, a sensor includes an ionic liquid, a probe molecule, and a sensor element. The probe molecule selectively associates with a designated substance in the ionic liquid. The sensor element detects an association of the probe molecule with the designated substance.Type: ApplicationFiled: March 5, 2018Publication date: February 28, 2019Applicant: Kabushiki Kaisha ToshibaInventors: Hiroko Miki, Yoshiaki Sugizaki, Tatsuro Saito, Atsunobu Isobayashi
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Patent number: 10199391Abstract: A semiconductor device includes an under layer, a stacked body comprising a plurality of conductive layers and insulating layers alternately stacked one over the other in a stacking direction, above the insulating layer, a columnar portion extending into the stacked body in the stacking direction of the stacked body, and a graphene film between at least one of the conductive layers and adjacent insulating layers and between the at least one of the conductive layers and the columnar portion.Type: GrantFiled: August 28, 2017Date of Patent: February 5, 2019Assignee: TOSHIBA MEMORY CORPORATIONInventors: Taishi Ishikura, Atsunobu Isobayashi, Masayuki Kitamura, Akihiro Kajita
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Publication number: 20180275084Abstract: According to one embodiment, a sensor includes a graphene film and at least two electrodes. The graphene film has an opening. The opening dominantly has either a zigzag edge or an armchair edge. The two electrodes electrically contact the graphene film, for reading a change in electric characteristics of the graphene film due to coaction with an object to be detected.Type: ApplicationFiled: March 2, 2018Publication date: September 27, 2018Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Tatsuro SAITO, Yoshiaki SUGIZAKI, Atsunobu ISOBAYASHI, Akihiro KAJITA
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Publication number: 20180261624Abstract: A semiconductor device includes an under layer, a stacked body comprising a plurality of conductive layers and insulating layers alternately stacked one over the other in a stacking direction, above the insulating layer, a columnar portion extending into the stacked body in the stacking direction of the stacked body, and a graphene film between at least one of the conductive layers and adjacent insulating layers and between the at least one of the conductive layers and the columnar portion.Type: ApplicationFiled: August 28, 2017Publication date: September 13, 2018Inventors: Taishi ISHIKURA, Atsunobu ISOBAYASHI, Masayuki KITAMURA, Akihiro KAJITA
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Patent number: 10031414Abstract: According to one embodiment, there is provided a template including a first pattern, a second pattern, and a first dummy pattern. A concave-convex pattern having the width equal to 100 nm or less is arranged in the first pattern. A concave-convex pattern having the width wider than 100 nm is arranged in the second pattern. The first dummy pattern is arranged at the bottom of a concave pattern of the second pattern and made shorter than the concave-convex pattern. The first dummy pattern is arranged adjacently to another pattern at an interval equal to 100 nm or less.Type: GrantFiled: September 3, 2014Date of Patent: July 24, 2018Assignee: TOSHIBA MEMORY CORPORATIONInventor: Atsunobu Isobayashi
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Patent number: 9865547Abstract: According to one embodiment, a semiconductor device is disclosed. The device includes a graphene layer containing impurities, and including a first region and a second region. The second region has a resistance higher than a resistance of the first region. The second region includes a side surface of an end of the graphene layer. The device further includes a first plug being in contact with the first region.Type: GrantFiled: March 11, 2016Date of Patent: January 9, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Atsunobu Isobayashi, Akihiro Kajita, Tadashi Sakai
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Publication number: 20170263562Abstract: According to one embodiment, a semiconductor device is disclosed. The device includes a substrate, and a first interconnect on the substrate. The first interconnect includes a first catalyst layer capable of growing graphene, a graphene layer in contact with a side surface of the first catalyst layer. The device further includes a non-catalyst layer in contact with a bottom surface of the graphene layer, and incapable of growing graphene.Type: ApplicationFiled: September 15, 2016Publication date: September 14, 2017Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tatsuro SAITO, Atsunobu ISOBAYASHI, Akihiro KAJITA
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Patent number: 9741663Abstract: According to one embodiment, a semiconductor device includes an underlayer formed on a substrate, a catalyst layer disposed on the underlayer and extending in an interconnect length direction. The device further includes an upper graphene layer formed on an upper face of the catalyst layer, and side graphene layers provided on two respective side faces of the catalyst layer, the two side faces extending in the interconnect length direction.Type: GrantFiled: March 10, 2016Date of Patent: August 22, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taishi Ishikura, Atsunobu Isobayashi, Tatsuro Saito, Akihiro Kajita, Tadashi Sakai
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Patent number: 9646933Abstract: According to one embodiment, a semiconductor device includes a first insulating layer on an underlying layer, a first trench formed in the first insulating layer, and a first graphene layer provided in the first trench. The first trench comprises a bottom surface on the underlying and two side surfaces joined to the bottom surface, formed into a U-shape. The first graphene layer has a stacked structure including a plurality of graphene sheets. The plurality of graphene sheets each include a depression in a central portion. Portions of the graphene sheets located in an edge of the first graphene layer are each extended upward, which is in a direction opposite to the bottom surface.Type: GrantFiled: March 10, 2016Date of Patent: May 9, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tatsuro Saito, Atsunobu Isobayashi, Akihiro Kajita, Tadashi Sakai
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Publication number: 20170069576Abstract: According to one embodiment, a semiconductor device includes an underlayer formed on a substrate, a catalyst layer disposed on the underlayer and extending in an interconnect length direction. The device further includes an upper graphene layer formed on an upper face of the catalyst layer, and side graphene layers provided on two respective side faces of the catalyst layer, the two side faces extending in the interconnect length direction.Type: ApplicationFiled: March 10, 2016Publication date: March 9, 2017Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taishi ISHIKURA, Atsunobu ISOBAYASHI, Tatsuro SAITO, Akihiro KAJITA, Tadashi SAKAI