Patents by Inventor Kentaro Kobayashi
Kentaro Kobayashi 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: 20220111335Abstract: The present invention relates to a filtration device including: a flow rate control unit; a separation membrane module; a liquid flow rate detection unit detecting a liquid flow rate at a freely-selected part; and an external control unit controlling a state of the flow rate control unit, in which the external control unit includes: a target range setting step of setting a target flow rate range A; a control state recording step of recording a state S of the flow rate control unit when the liquid flow rate at the freely-selected part first enters within the target flow rate range A; a state setting step of setting the flow rate control unit to the state S; and a flow rate controlling step of controlling the liquid flow rate to be within the target flow rate range A.Type: ApplicationFiled: December 25, 2019Publication date: April 14, 2022Applicant: Toray Industries, Inc.Inventors: Ayumi Mori, Atsushi Kobayashi, Kentaro Kobayashi
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Publication number: 20220032234Abstract: The present invention relates to a method of operating a membrane filtration unit including plural hollow fiber membrane modules connected to each other in parallel, the method including: a filtration step; a collection step; and a recovery step, in which a relation of n1?n2>n3 is satisfied, where n1 is the number of the hollow fiber membrane modules simultaneously used in executing the filtration step, n2 is the number of the hollow fiber membrane modules simultaneously used in executing the collection step, and n3 is the number of the hollow fiber membrane modules simultaneously used in executing the recovery step.Type: ApplicationFiled: February 26, 2020Publication date: February 3, 2022Applicant: Toray Industries, Inc.Inventors: Kentaro Kobayashi, Atsushi Kobayashi
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Publication number: 20210096099Abstract: According to one embodiment, an analysis chip for detection of particles in a sample liquid includes a substrate, a channel provided on a surface portion of the substrate, a liquid storage portion provided on a part of the channel to store the sample liquid, holes being provided at a bottom portion of the liquid storage portion to connect the liquid storage portion and the channel, and first electrodes provided in the channel or the liquid storage portion.Type: ApplicationFiled: December 7, 2020Publication date: April 1, 2021Inventors: Kentaro Kobayashi, Hiroshi Hamasaki, Ping Wang, Naofumi Nakamura
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Publication number: 20200289991Abstract: The present invention provides a porous hollow fiber membrane suitable for the removal of minute substances, e.g., viruses, contained in a liquid. The present invention relates to a porous hollow fiber membrane which is provided with a separation-functioning layer containing a fluororesin, has a gas diffusion amount of 0.5 to 5.0 mL/m2/hr as measured in a diffusion test, and also has foaming points at a density of 0.005 to 0.2 point/cm2 as measured in a foaming test under the immersion in 2-propanol.Type: ApplicationFiled: September 28, 2018Publication date: September 17, 2020Applicant: Toray Industries, Inc.Inventors: Takaaki Yasuda, Kentaro Kobayashi
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Patent number: 10533934Abstract: According to one embodiment, a particle inspection system includes a voltage driving circuit which applies a driving voltage for a particle inspection to a particle inspection chip, a current-voltage conversion circuit which converts, into a voltage signal, a current signal output from the particle inspection chip when the driving voltage is applied to the particle inspection chip, a detection circuit which detects, based on the voltage signal, whether the sample liquid is introduced into a detection region of the particle inspection chip, and an analysis circuit which analyzes the fine particle, in the sample liquid based on the voltage signal. The voltage driving circuit varies the driving voltage based on the detection result of the detection circuit.Type: GrantFiled: January 18, 2017Date of Patent: January 14, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Michihiko Nishigaki, Hiroshi Hamasaki, Naofumi Nakamura, Kentaro Kobayashi, Hiroko Miki
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Patent number: 10337976Abstract: According to one embodiment, a microanalysis chip includes a substrate, a flow channel in which a sample liquid is allowed to flow, the flow channel being provided on a main surface side of the substrate, a reservoir in which the sample liquid is allowed to be stored, the reservoir being provided on a main surface of the substrate, including a bank having a go-around shape and further including a liquid introduction inlet for connection to an end of the flow channel, the liquid introduction inlet being provided on the main surface of the substrate in the bank, and a filter which is provided between the liquid introduction inlet and the end of the flow channel and includes a first micropore for allowing passage of a fine particle in the sample liquid.Type: GrantFiled: June 5, 2015Date of Patent: July 2, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Michihiko Nishigaki, Yutaka Onozuka, Kentaro Kobayashi, Hiroshi Hamasaki, Naofumi Nakamura
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Patent number: 10279348Abstract: One of embodiments is a semiconductor micro-analysis chip for detecting particles in a sample liquid. The chip comprises a semiconductor substrate, a first flow channel provided on the semiconductor substrate to allow the sample liquid to flow therein, a second flow channel provided at a different position from the first flow channel of the semiconductor substrate to allow the sample liquid or an electrolyte solution to flow therein, a contact portion where a portion of the first flow channel and a portion of the second flow channel abut each other or intersect one another with a partition being arranged between the flow channels, and a fine hole provided on the partition of the contact portion to allow the particles to pass therethrough.Type: GrantFiled: March 5, 2014Date of Patent: May 7, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hiroko Miki, Hideto Furuyama, Kentaro Kobayashi, Akihiro Kojima
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Patent number: 10281429Abstract: According to one embodiment, a semiconductor micro-analysis chip includes a first flow channel provided with a substrate surface, the flow channel engraved on the substrate into which a sample liquid can flow, micropore provided with a part of the flow channel, a reservoir provided with at least one end of the flow channel, the reservoir engraved on the substrate for inlet and outlet of the sample liquid, and a first electrode provided with a part of the flow channel or of the reservoir. The electrode is disposed from the bottom surface of the flow channel or of the reservoir to the substrate surface, and a side surface which connects the bottom surface and the substrate surface is tapered for reducing a bend in a height direction of the electrode.Type: GrantFiled: January 18, 2017Date of Patent: May 7, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kentaro Kobayashi, Michihiko Nishigaki, Hiroshi Hamasaki, Naofumi Nakamura
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Publication number: 20190060838Abstract: The purpose of the present invention is to provide a porous molded body which is capable of adsorbing and removing low-molecular-weight organic matters or ions with high removal rate. The present invention relates to a porous molded body which is provided with: a plurality of columnar structures containing a crystalline polymer and having a (long side)/(short side) aspect ratio of 2 or more; and inorganic particles.Type: ApplicationFiled: June 24, 2016Publication date: February 28, 2019Applicant: TORAY INDUSTRIES, INC.Inventors: Ryuichiro HIRANABE, Kentaro KOBAYASHI, Masayuki HANAKAWA, Tamotsu KITADE
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Publication number: 20190064157Abstract: According to one embodiment, a detection device is disclosed. The detection device includes a first region, a first electrode on the first region, a second region, a second electrode on the second region, a partition partitioning the first region and the second region and including a through hole, thereby communicating the first region with the second region. The device further includes a probe which binds specifically to the detection target, and is detachably connected to the first electrode, a detacher to detach the probe from the first electrode, a determination unit to determine whether the first liquid contains a detection target based on a change of electrical condition between the first electrode and the second electrode in a state where the first region and the second region are supplied with the first liquid and the second liquid, respectively.Type: ApplicationFiled: February 28, 2018Publication date: February 28, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Takuya MIYAGAWA, Sadato HONGO, Hiroko MIKI, Hiroshi HAMASAKI, Kentaro KOBAYASHI, Ping WANG, Naofumi NAKAMURA
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Patent number: 10159940Abstract: An efficient method is provided for cleaning hollow fiber membrane modules, the method being capable of efficiently removing substances accumulated inside hollow fiber membrane modules. The internal liquid on the raw liquid side of the hollow fiber membrane module (3) is discharged from a lower end face nozzle (19) of the hollow fiber membrane module (3) while air-cleaning is performed. The method for cleaning hollow fiber membrane modules is characterized in that the rate of liquid discharge from the lower end face nozzle of the hollow fiber membrane module (3) when discharging the internal liquid from the lower end face nozzle is adjusted so that the air supplied from the lower end face nozzle of the hollow fiber membrane module (3) through the aeration holes is supplied to the hollow fiber membrane module (3).Type: GrantFiled: March 24, 2014Date of Patent: December 25, 2018Assignee: Toray Industries, Inc.Inventors: Kazuki Hagawa, Kentaro Kobayashi, Hirofumi Morikawa, Hiroo Takabatake
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Patent number: 10113947Abstract: According to one embodiment, a semiconductor analysis chip for detecting a particle in a sample liquid includes a semiconductor substrate, a first flow channel provided in a surface portion of the semiconductor substrate, a second flow channel provided in a surface portion of the semiconductor substrate, part of the second flow channel contacting or intersecting the first flow channel, a micropore provided in a contact portion or an intersection of the first and second flow channels, and configured to permit the particle to pass therethrough, a first electrode provided in the first flow channels, a second electrode provided in the second passage, and a third electrode provided in the first flow channel downstream of the first electrode.Type: GrantFiled: March 2, 2016Date of Patent: October 30, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kentaro Kobayashi, Hiroshi Hamasaki, Naofumi Nakamura
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Patent number: 9960745Abstract: A noise filter includes: a capacitor-side accommodating body including capacitors, a grounding conductor connected to one electric connector, and conductors connected to the other electric connector; an inductor-side accommodating body including inductors and conductors connected to the inductors; an accommodating body connecting structure that connects the capacitor-side accommodating body to the inductor-side accommodating body by engaging a holding groove with a protrusion; a terminal connecting structure that electrically connects the capacitors to the inductors, and connects the capacitor-side accommodating body to the inductor-side accommodating body by connecting one terminal connector of a connection terminal fitting to a terminal connector of a capacitor-side conductor, and connecting the other terminal connector of the connection terminal fitting to a terminal connector of an inductor-side conductor.Type: GrantFiled: September 19, 2016Date of Patent: May 1, 2018Assignee: YAZAKI CORPORATIONInventors: Eita Itou, Kunihiko Yamada, Kentaro Kobayashi
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Publication number: 20180088081Abstract: According to one embodiment, an analysis chip for detection of particles in a sample liquid includes a substrate, a channel provided on a surface portion of the substrate, a liquid storage portion provided on a part of the channel to store the sample liquid, holes being provided at a bottom portion of the liquid storage portion to connect the liquid storage portion and the channel, and first electrodes provided in the channel or the liquid storage portion.Type: ApplicationFiled: March 17, 2017Publication date: March 29, 2018Inventors: Kentaro Kobayashi, Hiroshi Hamasaki, Ping Wang, Naofumi Nakamura
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Patent number: 9895691Abstract: According to one embodiment, an analysis package, including a board, an analysis chip provided on the board, the chip including a detector for detecting a particle, a flow channel of a sample liquid, and a liquid receiver of the sample liquid, a first mold layer provided on the analysis chip, the first mold layer including an opening above the liquid receiver, and a second mold layer provided on the board and the first mold layer, the second mold layer including an opening above the opening of the first mold layer, wherein the respective openings of the first and second mold layers are connected above the liquid receiver to allow the sample liquid to be introduced into the liquid receiver from outside.Type: GrantFiled: September 8, 2015Date of Patent: February 20, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hiroshi Hamasaki, Michihiko Nishigaki, Yutaka Onozuka, Kentaro Kobayashi, Hiroko Miki, Naofumi Nakamura
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Patent number: 9885680Abstract: According to one embodiment, an analysis package including an analysis chip provided on a main surface of a semiconductor substrate, the chip including a flow channel, both ends of which are open at peripheral parts of the substrate, and a microaperture which is provided in a middle of the flow channel and which allows a particle to pass therethrough, a package board on which the chip is mounted, liquid receivers provided on the package board, the liquid receivers being connected to openings, and electrodes, at least parts of which are provided on parts of bottom surfaces of the liquid receivers, the electrodes being provided at positions corresponding to an upstream side and a downstream side of the microaperture.Type: GrantFiled: September 9, 2015Date of Patent: February 6, 2018Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hiroshi Hamasaki, Michihiko Nishigaki, Yutaka Onozuka, Kentaro Kobayashi, Hiroko Miki, Naofumi Nakamura
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Patent number: 9770714Abstract: According to one embodiment, an analysis package including a board including an electrical terminal, an analysis chip provided at the board, the chip including a detector for detecting a particle, a flow channel of a sample liquid for particle detection to the detector, and a liquid receiver for introducing the sample liquid into the flow channel, a mold provided to cover the board on which the analysis chip is provided, the mold comprising an opening above the liquid receiver, a first shield layer provided on a back surface of the board, and a second shield layer provided to be attachable and detachable on an opposite side to the analysis chip of the mold, the second shield layer being electrically connected to a part of the electrical terminal.Type: GrantFiled: September 8, 2015Date of Patent: September 26, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hiroshi Hamasaki, Michihiko Nishigaki, Yutaka Onozuka, Kentaro Kobayashi, Hiroko Miki, Naofumi Nakamura
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Publication number: 20170122859Abstract: According to one embodiment, a particle inspection system includes a voltage driving circuit which applies a driving voltage for a particle inspection to a particle inspection chip, a current-voltage conversion circuit which converts, into a voltage signal, a current signal output from the particle inspection chip when the driving voltage is applied to the particle inspection chip, a detection circuit which detects, based on the voltage signal, whether the sample liquid is introduced into a detection region of the particle inspection chip, and an analysis circuit which analyzes the fine particle, in the sample liquid based on the voltage signal. The voltage driving circuit varies the driving voltage based on the detection result of the detection circuit.Type: ApplicationFiled: January 18, 2017Publication date: May 4, 2017Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Michihiko NISHIGAKI, Hiroshi HAMASAKI, Naofumi NAKAMURA, Kentaro KOBAYASHI, Hiroko MIKI
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Publication number: 20170122905Abstract: According to one embodiment, a semiconductor micro-analysis chip includes a first flow channel provided with a substrate surface, the flow channel engraved on the substrate into which a sample liquid can flow, micropore provided with a part of the flow channel, a reservoir provided with at least one end of the flow channel, the reservoir engraved on the substrate for inlet, and outlet of the sample liquid, and a first electrode provided with a part of the flow channel or of the reservoir. The electrode is disposed from the bottom surface of the flow channel or of the reservoir to the substrate surface, and a side surface which connects the bottom surface and the substrate surface is tapered for reducing a bend in a height direction of the electrode.Type: ApplicationFiled: January 18, 2017Publication date: May 4, 2017Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kentaro KOBAYASHI, Michihiko NISHIGAKI, Hiroshi HAMASAKI, Naofumi NAKAMURA
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Publication number: 20170093360Abstract: A noise filter includes: a capacitor-side accommodating body including capacitors, a grounding conductor connected to one electric connector, and conductors connected to the other electric connector; an inductor-side accommodating body including inductors and conductors connected to the inductors; an accommodating body connecting structure that connects the capacitor-side accommodating body to the inductor-side accommodating body by engaging a holding groove with a protrusion; a terminal connecting structure that electrically connects the capacitors to the inductors, and connects the capacitor-side accommodating body to the inductor-side accommodating body by connecting one terminal connector of a connection terminal fitting to a terminal connector of a capacitor-side conductor, and connecting the other terminal connector of the connection terminal fitting to a terminal connector of an inductor-side conductor.Type: ApplicationFiled: September 19, 2016Publication date: March 30, 2017Inventors: Eita Itou, Kunihiko Yamada, Kentaro Kobayashi