Patents by Inventor Keiichi Ikeda
Keiichi Ikeda 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: 11986839Abstract: An electrostatic separator separates conductive particles from raw materials includes: a container with a raw material layer; a gas dispersion plate at the bottom of the raw material layer; at least one vibrating body in the raw material layer flush with the gas dispersion plate or above it; a fluidization gas supplier introduced from the container bottom into the raw material layer flows upward through the gas dispersion plate; an upper electrode above the raw material layer; a lower electrode in the raw material layer, the lower electrode being flush with the gas dispersion plate or above it; a power supply applies a voltage between the upper and lower electrode wherein one becomes a negative electrode, the other becomes a positive electrode, and an electric field is generated between them; and a capturer captures conductive particles that have flown out of the raw material layer surface toward the upper electrode.Type: GrantFiled: October 23, 2020Date of Patent: May 21, 2024Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takayuki Ihara, Koki Ikeda, Naoya Ogiyama, Yusuke Iida, Manabu Masamoto, Koji Fukumoto, Gen Kiyotaki, Keiichi Mashio, Tomoyuki Suzuki, Ryoma Yamamoto
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Patent number: 11944983Abstract: An electrostatic separation method includes: applying voltage between a lower electrode at a bottom portion of or in the raw material layer and an upper electrode above the raw material layer, generating an electric field between electrodes; fluidizing the raw material layer and bringing conductive particles and the lower electrode into contact in the raw material layer charging only the conductive particles wherein their polarity becomes the same as the lower electrode; generating polarity, the same as the upper electrode, by dielectric polarization on a conveyor belt downward-facing conveyance surface passing through a capture region above the raw material layer and under the upper electrode, the conveyance surface including a nonconductor; separates charged conductive particles from the raw material layer surface by electrostatic force and adhering conductive particles to the conveyor belt conveyance surface; and separating and collecting the particles from the conveyance surface that moved outside the eleType: GrantFiled: October 19, 2021Date of Patent: April 2, 2024Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takayuki Ihara, Koki Ikeda, Naoya Ogiyama, Yusuke Iida, Manabu Masamoto, Koji Fukumoto, Gen Kiyotaki, Keiichi Mashio, Tomoyuki Suzuki, Ryoma Yamamoto
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Publication number: 20210129083Abstract: An object of the present invention is to provide a filtration apparatus capable of achieving space-saving of the entire apparatus. A filtration apparatus according to the present invention includes a plurality of filtration modules that each include a plurality of hollow fiber membranes that are arranged adjacent to each other so as to extend in an up-down direction, a washing module configured to supply air bubbles from below the plurality of filtration modules, and a frame that supports the plurality of filtration modules. The washing module includes a plurality of aeration tubes each having a plurality of aeration holes. At least a portion of the frame is a hollow tube through which a gas is supplied to the plurality of aeration tubes.Type: ApplicationFiled: January 13, 2017Publication date: May 6, 2021Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroko MIKI, Keiichi IKEDA, Toru MORITA
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Patent number: 10730988Abstract: Modified polyolefin particles are obtained by grafting a monomer having an ethylenically unsaturated group and a polar functional group in the same molecule to a polymer including one, or two or more specific ?-olefins and having a specific melting point, the modified polyolefin particles satisfying the following requirements (1) to (3): (1) the amount of grafting x by the monomer is not less than 0.5 wt % and not more than 20 wt %; (2) the x (wt %) and the intrinsic viscosity [?] (dl/g) measured in decalin at 135° C. satisfy the relation: log10[?]?0.1?0.15x; and (3) the particles have a gel content of less than 1 wt %.Type: GrantFiled: September 11, 2015Date of Patent: August 4, 2020Assignee: MITSUI CHEMICALS, INC.Inventors: Ryohei Shiga, Keiichi Ikeda, Kazuto Sugiyama, Takeharu Isaki, Masayoshi Aoki
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Publication number: 20200094191Abstract: A filtration apparatus according to an aspect of the present invention includes a plurality of filtration modules each including a plurality of hollow fiber membranes aligned so as to extend in an up-and-down direction, a bar-like upper holding member configured to secure upper ends of the hollow fiber membranes, and a bar-like lower holding member configured to secure lower ends of the hollow fiber membranes; a cleaning module configured to supply bubbles from below the filtration modules; a frame including a plurality of vertical frame members disposed to extend in the up-and-down direction and a plurality of lateral frame members disposed to extend in lateral directions, the frame being configured to hold the filtration modules and the cleaning module; and a plurality of lower guide rails configured to engage with the lower holding members and disposed between opposite faces of the lateral frame members, wherein at least part of the cleaning module is suspended from the frame.Type: ApplicationFiled: June 19, 2017Publication date: March 26, 2020Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroko MIKI, Keiichi IKEDA, Toru MORITA
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Patent number: 10239020Abstract: A water treatment system according to an embodiment of the present invention includes a tank that stores water to be treated, a crossflow filtration membrane module that filters the water to be treated, a supply passage through which the water to be treated is supplied from the tank to the filtration membrane module by using a supply pump, and a recirculation passage through which the water to be treated, the water having passed through a membrane upstream side of the filtration membrane module, is recirculated to the tank. The tank has an upper space above a liquid surface of the stored water to be treated, the upper space being hermetically filled with an inert gas. The water treatment system further includes a gas transport passage through which the inert gas is introduced from the upper space into the supply passage or the filtration membrane module, and a compressor that is disposed in the gas transport passage and that pressurizes the inert gas. The compressor is preferably a water-sealed compressor.Type: GrantFiled: January 9, 2016Date of Patent: March 26, 2019Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiichi Ikeda, Hideki Kashihara
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Publication number: 20180195023Abstract: A mineral-oil cleaning composition contains a compound A, serving as a surfactant, represented by formula (1) below, a compound B, serving as a surfactant, represented by formula (2) below, and water. The mineral-oil cleaning composition has a ratio of a content S1 of the compound A to a sum of the content S1 of the compound A and a content S2 of the compound B (S1/(S1+S2)) of from 0.35 to 0.85 and has a pH of more than 8.0. In formula (1) below, R1 is an alkyl group of from 12 to 14 carbon atoms; R2 and R3 are each independently a hydrogen atom or an alkyl group of from 1 to 3 carbon atoms; and an arrow between nitrogen and oxygen atoms represents a coordination bond. In formula (2), R4 is an alkyl group of from 12 to 14 carbon atoms.Type: ApplicationFiled: June 7, 2016Publication date: July 12, 2018Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventor: Keiichi IKEDA
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Publication number: 20180029907Abstract: A water treatment method according to the present invention is a water treatment method in which oil is membrane-separated from water to be treated containing the oil and ferrous ions, the water treatment method including an oxidation step of oxidizing the ferrous ions in the water to be treated, and a filtration step of membrane-filtering the water to be treated after the oxidation step. In the oxidation step, a pH of the water to be treated is adjusted to 6 to 9, and an oxidation-reduction potential of the water to be treated is adjusted to 450 to 750 mV.Type: ApplicationFiled: November 10, 2016Publication date: February 1, 2018Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiichi IKEDA, Kiyoshi IDA, Toru MORITA
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Publication number: 20180028980Abstract: A water treatment system according to an embodiment of the present invention includes a tank that stores water to be treated, a crossflow filtration membrane module that filters the water to be treated, a supply passage through which the water to be treated is supplied from the tank to the filtration membrane module by using a supply pump, and a recirculation passage through which the water to be treated, the water having passed through a membrane upstream side of the filtration membrane module, is recirculated to the tank. The tank has an upper space above a liquid surface of the stored water to be treated, the upper space being hermetically filled with an inert gas. The water treatment system further includes a gas transport passage through which the inert gas is introduced from the upper space into the supply passage or the filtration membrane module, and a compressor that is disposed in the gas transport passage and that pressurizes the inert gas. The compressor is preferably a water-sealed compressor.Type: ApplicationFiled: January 9, 2016Publication date: February 1, 2018Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiichi IKEDA, Hideki KASHIHARA
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Publication number: 20170283539Abstract: An object of the invention is to provide modified polyolefin particles which have a satisfactory amount of grafting and a sufficient molecular weight, are substantially free from gels, and exhibit excellent handleability and workability when shaped or mixed with various resins. The particles include a modified polyolefin obtained by grafting a monomer having an ethylenically unsaturated group and a polar functional group in the same molecule to a polymer including one, or two or more ?-olefins selected from C2-18 ?-olefins and having a melting point of not less than 50° C. and less than 250° C., the modified polyolefin particles satisfying the following requirements (1) to (3): (1) the amount of grafting x by the monomer having an ethylenically unsaturated group and a polar functional group in the same molecule is not less than 0.5 wt % and not more than 20 wt %; (2) the amount of grafting x (wt %) and the intrinsic viscosity [i](dl/g) measured in decalin at 135° C. satisfy the relation: log10[?]?0.1?0.Type: ApplicationFiled: September 11, 2015Publication date: October 5, 2017Applicant: MITSUI CHEMICALS, INC.Inventors: Ryohei SHIGA, Keiichi IKEDA, Kazuto SUGIYAMA, Takeharu ISAKI, Masayoshi AOKI
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Publication number: 20140165205Abstract: An information generating unit generates identification information for an equipment based on environment information of the equipment. A search-result transmitting unit searches, when an information output request for equipment information generated based on the identification information is received, a database for the equipment information corresponding to the identification information, and transmits a search result as information indicating whether the equipment is allowed to receive a service.Type: ApplicationFiled: February 17, 2014Publication date: June 12, 2014Applicant: Fujtsu LimitedInventors: Keiichi Ikeda, Seigo Kotani
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Publication number: 20140124441Abstract: In a method for cleaning a separation membrane module in which filtration is performed through a separation membrane after mixing and stirring raw water containing particles having hardness higher than that of the separation membrane with an inorganic flocculant, (a) water on a membrane primary side in the separation membrane module is discharged outside the system after completion of the filtration; then (b) the membrane primary side in the separation membrane module is filled with water containing a chelating agent for a certain period of time; subsequently (c) the water containing the chelating agent on the membrane primary side in the separation membrane module is discharged outside the system; and then (d) backwashing discharge water in the separation membrane module is discharged while performing backwashing in which backwashing water is transferred from a membrane secondary side to the membrane primary side of the separation membrane module.Type: ApplicationFiled: May 9, 2012Publication date: May 8, 2014Applicant: TORAY INDUSTRIES, INC.Inventor: Keiichi Ikeda
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Patent number: 8681642Abstract: An information generating unit generates identification information for an equipment based on environment information of the equipment. A search-result transmitting unit searches, when an information output request for equipment information generated based on the identification information is received, a database for the equipment information corresponding to the identification information, and transmits a search result as information indicating whether the equipment is allowed to receive a service.Type: GrantFiled: July 28, 2006Date of Patent: March 25, 2014Assignee: Fujitsu LimitedInventors: Keiichi Ikeda, Seigo Kotani
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Patent number: 8631465Abstract: A terminal of an environment management station that calculates an evaluation value of a user terminal security, the evaluation value being used to determine whether to provide a service from a service provider to the user terminal, the terminal of the environment management station set in a third-party organization and stores environment information about to identify software or hardware that can be incorporated in the user terminal or hardware that can be connected to the user terminal, and the evaluation value of the user terminal in association with each other; a receiving unit that receives the environment information of the user terminal; an evaluation value calculating unit that calculates the evaluation value of the user terminal based on the evaluation value; and a transmitting unit that transmits the evaluation value to the terminal of the service provider.Type: GrantFiled: August 28, 2007Date of Patent: January 14, 2014Assignee: Fujitsu LimitedInventors: Keiichi Ikeda, Seigo Kotani, Masato Suzuki, Akihiro Inomata
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Publication number: 20130213887Abstract: The present invention provides a hollow fiber membrane filtration device including a hollow fiber membrane module in which a hollow fiber membrane bundle formed of a plurality of hollow fiber membranes is inserted into a cylindrical case having a plurality of side nozzles at a side surface of the cylindrical case, provided with a water feed/drainage function, an upper-end nozzle on an upper-end face of the cylindrical case, provided with a water feed/drainage function and a lower-end nozzle on a lower-end face of the cylindrical case, provided with a water feed/drainage function, and at least one-sided end of the hollow fiber membrane bundle is fixed to the cylindrical case by bonding with resin in a position higher than any of positions of the plurality of side nozzles, in which at least two of the plurality of side nozzles are communicated with each other through a piping.Type: ApplicationFiled: September 5, 2011Publication date: August 22, 2013Applicant: TORAY INDUSTRIES, INC.Inventors: Hirofumi Morikawa, Keiichi Ikeda, Kenichi Okubo
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Publication number: 20130015131Abstract: The present invention provides a method for washing a separation membrane module after filtering raw water containing particles having a hardness higher than that of a separation membrane. Thus, after completion of filtration, water at the primary side in a separation membrane module is drained to outside the system, backwash waste water in the separation membrane module is then drained while carrying out backwash, and any of the steps of: (a) filling the primary side in the separation membrane module with water and carrying out air scrubbing; and (b) carrying out air scrubbing while feeding water to the primary side in the separation membrane module is then carried out, followed by draining water at the primary side in the separation membrane module to outside the system.Type: ApplicationFiled: March 10, 2011Publication date: January 17, 2013Applicant: Toray Industries, Inc.Inventors: Takashi Onishi, Keiichi Ikeda, Kenichi Okubo
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Patent number: 8211984Abstract: Provided are a ring-opening metathesis polymer and a hydrogenated product thereof that are useful as materials for an optical component, and a method for preparation thereof. The present invention relates to a ring-opening metathesis polymer comprising at least repeating structural units [A] represented by the following General Formula [1] and repeating structural units [B] represented by the following General Formula [2] at a constitutional molar ratio [A]/[B] of 0.1/99.9 to 100/0. The present invention relates to a ring-opening metathesis polymer comprising at least repeating structural units [A] represented by the following General Formula [1] and repeating structural units [B] represented by the following General Formula [2] at a constitutional molar ratio [A]/[B] of 0.1/99.9 to 100/0.Type: GrantFiled: January 17, 2007Date of Patent: July 3, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Tadahiro Sunaga, Yuichi Okawa, Takashi Ochiai, Keiichi Ikeda
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Patent number: 8021363Abstract: Disclosed herein are devices and methods for forming multidirectional cuts in tissue. The tissue cutting devices disclosed herein generally include a flexible elongate member with at least first and second wires that are at least partially constrained within or along a portion of the member. A distal portion of the wires is anchored on or within a portion of the elongate member. When tension is applied to one of the wires, such as by an actuator at a proximal end of the device, the elongate member bows while an unconstrained portion of the wire becomes exposed relative to the adjacent portion of the elongate member, assuming a tissue-cutting configuration.Type: GrantFiled: April 27, 2007Date of Patent: September 20, 2011Assignee: Ethicon Endo-Surgery, Inc.Inventors: Omar J. Vakharia, Rudolph H. Nobis, Christopher Paul Swain, Charles Alexander Mosse, Keiichi Ikeda
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Patent number: 7987513Abstract: A job administrator terminal embeds control information in service data and transmits the service data to a job executor terminal. The job executor terminal receives the service data, extracts the control information from the service data, and stores the control information in a storing unit. When the job administrator terminal provides a service to the job executor terminal, the job administrator terminal controls provision of the service based on the control information and environmental information of the job executor terminal.Type: GrantFiled: July 24, 2006Date of Patent: July 26, 2011Assignee: Fujitsu LimitedInventors: Keiichi Ikeda, Seigo Kotani
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Patent number: 7804523Abstract: In a head detachable camera comprising a camera head and an image processing unit which does not have an exclusive line for notifying the type of image sensing device used in the camera head, when the power switch is turned on, vertical interval data signal processing units of the camera head and the image processing unit are set to a predetermined communication mode, such as one conforming to the NTSC video mode. Under this situation, identification information showing the number of pixels and the video rate used in the image sensing device is transmitted from the camera head by multiplexing the identification information in a blanking period of an image signal, and the communication mode of the camera head is changed in accordance with the number of pixels and the video rate of the image sensing device, if necessary.Type: GrantFiled: August 16, 2005Date of Patent: September 28, 2010Assignee: Canon Kabushiki KaishaInventors: Keiichi Ikeda, Yoshito Haba