Patents by Inventor Kazuki Nakamura
Kazuki 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: 9620393Abstract: A substrate treatment apparatus includes: a nozzle having an opposing surface to be opposed to and spaced from a front surface of a substrate rotated by a substrate rotating unit, the nozzle further having an outlet port provided in the opposing surface to be opposed to a rotation center of the substrate; a second liquid supply control unit which controls the second liquid supplying unit to fill a space defined between the front surface and the opposing surface with the second liquid in a liquid filled state, and then stop supplying the second liquid to form a liquid puddle in the space; and a first liquid supply control unit which controls a first liquid supplying unit to spout a first liquid from the outlet port after the formation of the liquid puddle.Type: GrantFiled: September 20, 2011Date of Patent: April 11, 2017Assignee: SCREEN Holdings Co., Ltd.Inventors: Koji Hashimoto, Kazuki Nakamura, Takahiro Yamaguchi
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Patent number: 9616528Abstract: A solid wire is for gas-shielded arc welding, using a shielding gas, and for galvanized steel sheet welding. The solid wire comprises, to the mass of the whole of the solid wire, predetermined amount of C, Si, Mn, P, S, O, and Cr, with the balance consisting Fe and inevitable impurities. The solid wire satisfies “1.0?(percentage by mass of Si+that by mass of Mn)/{100(that by mass of S+that by mass of O}?4.0” and “0.50?percentage by mass of Mn/that by mass of Si?2.00”. The shielding gas is an Ar gas comprising 25 to 40% of CO2 gas. It is achieved to improve spatter-decreasing performance and pore-resisting performance (performance of restraining the generation of porosity defects, such as pits and blowholes).Type: GrantFiled: February 28, 2013Date of Patent: April 11, 2017Assignees: Kobe Steel, Ltd., DAIHEN CorporationInventors: Shun Izutani, Kei Yamazaki, Reiichi Suzuki, Keiichiro Yanagi, Yuji Ueda, Kazuki Nakamura, Toshiro Uezono
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Patent number: 9601358Abstract: The inventive substrate treatment apparatus includes: a rotative treatment control unit which controls a first chemical liquid supplying unit and a second chemical liquid supplying unit to perform a first chemical liquid supplying step of supplying a first chemical liquid to a substrate rotated by a substrate holding and rotating mechanism and a second chemical liquid supplying step of supplying a second chemical liquid to the substrate rotated by the substrate holding and rotating mechanism after the first chemical liquid supplying step; and a cleaning control unit which controls the cleaning liquid supplying unit to spout the cleaning liquid from the cleaning liquid outlet port to supply the cleaning liquid to the cup inner wall and/or the base wall surface before start of the second chemical liquid supplying step after end of the first chemical liquid supplying step, and/or during and/or after the second chemical liquid supplying step.Type: GrantFiled: August 10, 2015Date of Patent: March 21, 2017Assignee: SCREEN Holdings Co., Ltd.Inventors: Akiyoshi Aomatsu, Shoji Uemae, Kazuki Nakamura, Yoshinori Izumi, Nobutaka Tanahashi
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Patent number: 9599873Abstract: A light control method for a light control element which can be used even as a transmission-type one, has a high-quality mirror state enabling a high contrast ratio, and enables a display in multiple colors. To this end, in this light control method for a light control element, with respect to a light control element containing a pair of substrates, a pair of electrodes formed on opposed surfaces of the pair of substrates, and an electrolyte layer sandwiched between the pair of electrodes and including an electrochromic material containing silver and a mediator, the applied voltage to be applied between the pair of electrodes is changed in one light control period.Type: GrantFiled: May 28, 2013Date of Patent: March 21, 2017Assignee: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITYInventors: Norihisa Kobayashi, Kazuki Nakamura, Ayako Tsuboi
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Publication number: 20160089961Abstract: A view adjustment device of a vehicle which adjusts a view recognized by a driver through a windshield glass comprises a visual-stimulation indicating mechanism capable of indicating shielding portions in a view area of the diver and a controller to control an indication manner of the visual-stimulation indicator. The controller comprises a traveling-direction determination portion to determine a traveling direction of the vehicle, a traveling-speed determination portion to determine a traveling speed of the vehicle, and an indication control portion to control the visual-stimulation indicating mechanism. The indication control portion is configured such that when it is determined that the vehicle travels in a straight direction, the high-speed shielding portion is indicated at a position located relatively on a leftward side, in a vehicle width direction, compared to the low-speed shielding portion or the middle-speed shielding portion.Type: ApplicationFiled: August 21, 2015Publication date: March 31, 2016Applicant: MAZDA MOTOR CORPORATIONInventors: Kazuki NAKAMURA, Masaki CHIBA, Kumiko MAEBASHI
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Publication number: 20160045938Abstract: The inventive substrate treatment apparatus includes: a rotative treatment control unit which controls a first chemical liquid supplying unit and a second chemical liquid supplying unit to perform a first chemical liquid supplying step of supplying a first chemical liquid to a substrate rotated by a substrate holding and rotating mechanism and a second chemical liquid supplying step of supplying a second chemical liquid to the substrate rotated by the substrate holding and rotating mechanism after the first chemical liquid supplying step; and a cleaning control unit which controls the cleaning liquid supplying unit to spout the cleaning liquid from the cleaning liquid outlet port to supply the cleaning liquid to the cup inner wall and/or the base wall surface before start of the second chemical liquid supplying step after end of the first chemical liquid supplying step, and/or during and/or after the second chemical liquid supplying step.Type: ApplicationFiled: August 10, 2015Publication date: February 18, 2016Inventors: Akiyoshi AOMATSU, Shoji UEMAE, Kazuki NAKAMURA, Yoshinori IZUMI, Nobutaka TANAHASHI
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Publication number: 20160026054Abstract: Provided is a light control method for a light control element which can be used even as a transmission-type one, has a high-quality mirror state enabling a high contrast ratio, and enables display in multiple colors. To this end, in this light control method for a light control element, with respect to a light control element comprising a pair of substrates, a pair of electrodes formed on opposed surfaces of the pair of substrates, and an electrolyte layer sandwiched between the pair of electrodes and including an electrochromic material containing silver and a mediator, the applied voltage to be applied between the pair of electrodes is changed in one light control period.Type: ApplicationFiled: May 28, 2013Publication date: January 28, 2016Inventors: Norihisa KOBAYASHI, Kazuki NAKAMURA, Ayako TSUBOI
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Patent number: 9188826Abstract: Provided are a light-adjusting element and a product containing the same. The light-adjusting element usable even with a transmission display device, and has a high-quality mirror state capable of a high contrast ratio. A light-adjusting element, according to one embodiment of the present invention, is characterized by including: a pair of substrates; a pair of electrodes formed on opposing surfaces of the pair of substrates, with one electrode being a transparent electrode that has nanometer-scale depressions and protrusions; and en electrolyte layer, interposed between the pair of electrodes, which has electrolyte as well as a mediator and an electrochromic material that has silver. Furthermore, a device according to one embodiment of the present invention at least partially includes the light-adjusting element.Type: GrantFiled: March 2, 2012Date of Patent: November 17, 2015Assignee: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITYInventors: Norihisa Kobayashi, Kazuki Nakamura, Shingo Araki
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Patent number: 9189572Abstract: A simulation system (101) includes an X-ray CT device (11) that obtains a tomographic image of a porous sample, and a simulation device (14) that simulates a mercury intrusion method by processing a laminated tomographic image of the sample. The simulation device (14) includes a modeling means which processes the laminated tomographic image of the sample, and which models an internal structure of the sample, a minimum-diameter obtaining means that obtains a minimum entrance diameter when mercury enters in a pore of the sample at a predetermined pressure based on a surface energy of the sample and a pressure, and a means that simulates a liquid entering in the interior of the pore from one surface of the sample based on a diameter of the pore of the modeled sample and the minimum entrance diameter.Type: GrantFiled: March 7, 2011Date of Patent: November 17, 2015Assignees: IBIDEN CO., LTD., TOHOKU TECHNOARCH CO., LTD.Inventors: Akira Miyamoto, Michihisa Koyama, Kazuki Nakamura
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Publication number: 20150059305Abstract: An object of the present invention is to provide a honeycomb filter capable of achieving a combination of high collection efficiency and low pressure loss. The honeycomb filter comprises a ceramic honeycomb substrate in which a multitude of cells through which a fluid flows are disposed in parallel in a longitudinal direction and are separated by cell walls, each cell being sealed at an end section at either the fluid inlet side or the fluid outlet side, and a filter layer which, among the surfaces of the cell walls, is formed on the surface of the cell walls of those cells in which the end section at the fluid inlet side is open and the end section at the fluid outlet side is sealed by a sealing material, wherein the thickness of the filter layer increases gradually from the fluid inlet side toward the fluid outlet side.Type: ApplicationFiled: March 30, 2012Publication date: March 5, 2015Applicant: IBIDEN CO., LTD.Inventors: Takafumi Kasuga, Misako Makino, Kazuki Nakamura, Yuichi Nagatsu, Takeshi Ushida
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Publication number: 20150027995Abstract: A solid wire is for gas-shielded arc welding, using a shielding gas, and for galvanized steel sheet welding. The solid wire comprises, to the mass of the whole of the solid wire, predetermined amount of C, Si, Mn, P, S, O, and Cr, with the balance consisting Fe and inevitable impurities. The solid wire satisfies “1.0?(percentage by mass of Si+that by mass of Mn)/{100(that by mass of S+that by mass of O}?4.0” and “0.50?percentage by mass of Mn/that by mass of Si?2.00”. The shielding gas is an Ar gas comprising 25 to 40% of CO2 gas. It is achieved to improve spatter-decreasing performance and pore-resisting performance (performance of restraining the generation of porosity defects, such as pits and blowholes).Type: ApplicationFiled: February 28, 2013Publication date: January 29, 2015Applicants: DAIHEN Corporation, KABUSHIKI KAISHA KOBE SEIKO SHO (Kobe Steel, Ltd.)Inventors: Shun Izutani, Kei Yamazaki, Reiichi Suzuki, Keiichiro Yanagi, Yuji Ueda, Kazuki Nakamura, Toshiro Uezono
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Publication number: 20150013286Abstract: A honeycomb filter includes a ceramic honeycomb substrate and an auxiliary filter layer. The ceramic honeycomb substrate includes a porous honeycomb fired body having cell walls provided along a longitudinal direction of the porous honeycomb fired body to define cells through which fluid is to pass and which have a fluid inlet end and a fluid outlet end opposite to the fluid inlet end along the longitudinal direction. The cells include first cells including an inlet opening end at the fluid inlet end and an outlet closed end at the fluid outlet end. The auxiliary filter layer is provided on a surface of first cell walls of the first cells and on a pore portion in the first cell walls, and includes a first layer and a second layer. In the first layer, particles having a first average particle diameter are deposited on the surface of the first cell walls.Type: ApplicationFiled: September 30, 2014Publication date: January 15, 2015Applicant: IBIDEN CO., LTD.Inventors: Naoyuki JINBO, Takafumi KASUGA, Misako MAKINO, Saiduzzaman MD, Kazuki NAKAMURA
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Publication number: 20140326281Abstract: A substrate treatment apparatus for treating a substrate with a chemical liquid in a treatment chamber. The apparatus includes a higher temperature chemical liquid supplying unit, and a rinse liquid supplying unit for rinsing away the higher temperature chemical liquid. A control unit controls a rotation unit for rotating the substrate, as well as the chemical liquid supplying unit and the rinse liquid supplying unit. The higher temperature chemical liquid is supplied while rotating the substrate at a first speed; the rinse liquid is supplied to a center portion of the substrate while rotating the substrate at a lower speed, so that the rinse liquid remains in said center portion; and then the substrate is rotated at a higher speed to spread the rinse liquid over the entire substrate while supplying the rinse liquid onto said center portion.Type: ApplicationFiled: July 11, 2014Publication date: November 6, 2014Inventor: Kazuki NAKAMURA
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Patent number: 8815111Abstract: The substrate treatment method is for treating a substrate with a chemical liquid in a treatment chamber. The method includes a higher temperature chemical liquid supplying step, and a rinse liquid supplying step after the higher temperature chemical liquid supplying step. The rinse liquid supplying step includes: a peripheral edge portion treating step of supplying the rinse liquid selectively onto a center portion of the front surface of the substrate so that a chemical liquid treatment is inhibited on the center portion while being allowed to proceed on a peripheral edge portion of the front surface of the substrate; and an entire surface rinsing step of spreading the rinse liquid over the entire front surface of the substrate to replace the chemical liquid with the rinse liquid on the entire front surface of the substrate after the peripheral edge portion treating step.Type: GrantFiled: September 8, 2011Date of Patent: August 26, 2014Assignee: Dainippon Screen Mfg. Co., Ltd.Inventor: Kazuki Nakamura
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Publication number: 20140218781Abstract: Provided are a light-adjusting element and a product containing the same. The light-adjusting element usable even with a transmission display device, and has a high-quality mirror state capable of a high contrast ratio. A light-adjusting element, according to one embodiment of the present invention, is characterized by including: a pair of substrates; a pair of electrodes formed on opposing surfaces of the pair of substrates, with one electrode being a transparent electrode that has nanometer-scale depressions and protrusions; and en electrolyte layer, interposed between the pair of electrodes, which has electrolyte as well as a mediator and an electrochromic material that has silver. Furthermore, a device according to one embodiment of the present invention at least partially includes the light-adjusting element.Type: ApplicationFiled: March 2, 2012Publication date: August 7, 2014Applicant: National University Corporation Chiba UniversityInventors: Norihisa Kobayashi, Kazuki Nakamura, Shingo Araki
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Publication number: 20130141916Abstract: Disclosed is a high quality display device which avoids complicated element structure, and does not unnecessarily reduce portability. The display device comprises: a pair of substrates which are disposed facing each other, and on each of which electrodes are formed; and a material layer which is sandwiched between the pair of substrates. The material layer contains: a coloring material which changes color upon the application of a voltage; and a light-emitting material which emits light upon photoexcitation.Type: ApplicationFiled: March 11, 2011Publication date: June 6, 2013Applicant: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITYInventors: Norihisa Kobayashi, Kazuki Nakamura, Yuichi Watanabe
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Publication number: 20130132046Abstract: A simulation system (101) includes an X-ray CT device (11) that obtains a tomographic image of a porous sample, and a simulation device (14) that simulates a mercury intrusion method by processing a laminated tomographic image of the sample. The simulation device (14) includes a modeling means which processes the laminated tomographic image of the sample, and which models an internal structure of the sample, a minimum-diameter obtaining means that obtains a minimum entrance diameter when mercury enters in a pore of the sample at a predetermined pressure based on a surface energy of the sample and a pressure, and a means that simulates a liquid entering in the interior of the pore from one surface of the sample based on a diameter of the pore of the modeled sample and the minimum entrance diameter.Type: ApplicationFiled: March 7, 2011Publication date: May 23, 2013Applicants: TOHOKU TECHNOARCH CO., LTD., IBIDEN CO., LTD.Inventors: Akira Miyamoto, Michihisa Koyama, Kazuki Nakamura
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Publication number: 20120073609Abstract: A substrate treatment apparatus includes: a nozzle having an opposing surface to be opposed to and spaced from a front surface of a substrate rotated by a substrate rotating unit, the nozzle further having an outlet port provided in the opposing surface to be opposed to a rotation center of the substrate; a second liquid supply control unit which controls the second liquid supplying unit to fill a space defined between the front surface and the opposing surface with the second liquid in a liquid filled state, and then stop supplying the second liquid to form a liquid puddle in the space; and a first liquid supply control unit which controls a first liquid supplying unit to spout a first liquid from the outlet port after the formation of the liquid puddle.Type: ApplicationFiled: September 20, 2011Publication date: March 29, 2012Inventors: Koji HASHIMOTO, Kazuki Nakamura, Takahiro Yamaguchi
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Publication number: 20120074101Abstract: The substrate treatment method is for treating a substrate with a chemical liquid in a treatment chamber. The method includes a higher temperature chemical liquid supplying step, and a rinse liquid supplying step after the higher temperature chemical liquid supplying step. The rinse liquid supplying step includes: a peripheral edge portion treating step of supplying the rinse liquid selectively onto a center portion of the front surface of the substrate so that a chemical liquid treatment is inhibited on the center portion while being allowed to proceed on a peripheral edge portion of the front surface of the substrate; and an entire surface rinsing step of spreading the rinse liquid over the entire front surface of the substrate to replace the chemical liquid with the rinse liquid on the entire front surface of the substrate after the peripheral edge portion treating step.Type: ApplicationFiled: September 8, 2011Publication date: March 29, 2012Inventor: Kazuki NAKAMURA
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Patent number: 7031582Abstract: Disclosed are an optical fiber cable comprising an optical fiber and at least one covering layer formed on the outer periphery of the optical fiber, at least one layer of the covering layer being made of a material comprising a resin component containing a polyamide polymer, wherein a flexural modulus E upon displacement of 1 mm is within a range from 2 to 15 (N/mm) and the optical fiber cable passes a flame resistance test in accordance with DIN 72551-5, and an optical fiber cable with a plug using the optical fiber. Therefore, they have excellent flame resistance and good handling properties.Type: GrantFiled: December 25, 2000Date of Patent: April 18, 2006Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Kazuki Nakamura, Takeshi Kitayama, Takara Yamamoto, Hiroe Kubo, Yoshimi Kamimura, Jun Okumura