Patents by Inventor Takahiro Kawaguchi
Takahiro Kawaguchi 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: 20150370202Abstract: In accordance with one embodiment, a heat source unit comprises a first heating section configured to include a first heating member and a first pressing member; a second heating section, which is arranged at the downstream side of the first heating section in a paper conveyance direction, configured to include a second heating member and a second pressing member; a heat source opening and closing mechanism configured to include a rotation shaft at the upstream side of the first heating section in the paper conveyance direction, and be capable of being opened and closed around the rotation shaft; and a paper conveyance guide section configured to include, between the first and the second heating sections, a first paper conveyance rib arranged at one side of the paper conveyance path and a second paper conveyance rib arranged at the other side of the paper conveyance path.Type: ApplicationFiled: June 19, 2014Publication date: December 24, 2015Inventor: Takahiro Kawaguchi
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Patent number: 9216589Abstract: An image processing device has an image forming portion, a heating portion and a supplying portion. The image forming portion forms an image on a sheet. The heating portion heats the sheet on which the image is formed by the image forming portion at a predetermined temperature, to thereby fix the image on the sheet. The supplying portion supplies the sheet on which an image is fixed previously. Further, the heating portion heats the sheet on which the image is fixed and which is supplied from the supplying portion at a temperature higher than the predetermined temperature to thereby remove the image.Type: GrantFiled: December 17, 2013Date of Patent: December 22, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Isao Yahata, Ken Iguchi, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki
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Patent number: 9199869Abstract: The present invention is aimed to provide a method for producing a glass substrate with a thickness of not more than 200 ?m, which is satisfied with the quality required for a substrate on which a thin-film electric circuit is formed, and a sheet glass substrate obtained according to this method. The present invention is concerned with a method for producing a glass substrate having a sheet thickness of from 10 to 200 ?m, including a forming step of forming a molten glass into a ribbon shape in accordance with a down draw method, an annealing step of annealing the glass ribbon, and a cutting step of cutting the glass ribbon to give a glass substrate, wherein an average cooling rate in a temperature range of from the (annealing point+200° C.) to the (annealing point+50° C.) is controlled to the range of from 300 to 2,500° C./min.Type: GrantFiled: March 22, 2011Date of Patent: December 1, 2015Assignee: NIPPON ELECTRIC GLASS CO., LTD.Inventors: Takahiro Kawaguchi, Katsutoshi Fujiwara, Yoshinari Kato, Hisatoshi Aiba
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Publication number: 20150329759Abstract: A heating medium composition includes biphenyl (A), diphenylene oxide (B), and at least one or more aromatic compounds (C) selected from six components of naphthalene, phenanthrene, anthracene, o-triphenyl, m-triphenyl, and p-triphenyl, wherein the biphenyl (A) is contained in a ratio of 15 to 50% by mass, the diphenylene oxide (B) is contained in a ratio of 10 to 40% by mass, the aromatic compounds (C) is contained in a ratio of 20 to 75% by mass, and diphenyl ether is not contained.Type: ApplicationFiled: December 2, 2013Publication date: November 19, 2015Applicant: JX NIPPON OIL & ENERGY CORPORATIONInventors: Takahiro KAWAGUCHI, Tsutomu TAKASHIMA, Nobuhiro KIMURA
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Patent number: 9180683Abstract: According to embodiments, a decoloring device includes a heat source unit which decolors images printed on sheets. The heat source unit includes a first heat roller and a first press roller which decolor an image on a first surface of a sheet. The heat source unit further includes a second heat roller and a second press roller which decolor an image on a second surface of the sheet. When the sheet is a non-decolor processing target sheet, the first heat roller and the first press roller, and the second heat roller and the second press roller move away from each other.Type: GrantFiled: February 25, 2015Date of Patent: November 10, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventor: Takahiro Kawaguchi
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Patent number: 9173172Abstract: A communication control apparatus includes an acquirer that acquires operation information of a moving object having a shielded space therein, and a controller that controls at least one of a channel between a first base station installed in a car in the moving object and a second base station installed on each floor where the car is stoppable, transmission power of the first base station and transmission power of the second base station, and location information for locating a position of a mobile terminal for each floor where the car is stoppable, on the basis of the operation information.Type: GrantFiled: July 19, 2013Date of Patent: October 27, 2015Assignee: FUJITSU LIMITEDInventors: Yuki Shinada, Daisuke Nitta, Yutaka Hamada, Takahiro Kawaguchi, Hiromitsu Kawai, Masanori Hashimoto
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Publication number: 20150281934Abstract: A server control device stores, in a storage device, the correspondence relation between a terminal connected to a base station and an access point that can connect to the terminal instead of the base station, and executes a process for transmitting to the access point a terminal acceptance instruction including information used in determination of the possibility of connection to a terminal at the access point based on the correspondence relation according to sending of an emergency call.Type: ApplicationFiled: June 12, 2015Publication date: October 1, 2015Inventors: Takahiro Kawaguchi, Hiromitsu Kawai, Yuki Shinada, Katsuyuki Masuda, Yutaka Hamada
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Patent number: 9146521Abstract: An image forming apparatus forms a stamp image with a stamp image developer having a color developing temperature at a color erasing temperature of an image forming developer, and forms a mask image with a mask image developer having a color re-developing temperature at a temperature not lower than a color re-developing temperature of the image forming developer. Accordingly, when a confidential document is color-erased, the stamp image develops color, and when the color-erased confidential document again develops color, it can not be read.Type: GrantFiled: April 17, 2012Date of Patent: September 29, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Hiroyuki Taguchi, Isao Yahata, Takahiro Kawaguchi, Ken Iguchi, Hiroyuki Tsuchihashi, Hiroyuki Taki
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Patent number: 9139032Abstract: A heating device includes first and second heating rollers and first and second pressing rollers. The first pressing roller and the second heating roller forms a first unit, and the second pressing roller and the first heating roller forms a second unit that is rotatable about a rotational axis relative to the first unit. The heating device also includes an eccentric shaft unit disposed on one of the first unit and the second unit and extending in a direction parallel to the rotational axis, a rotational position of an eccentric portion of the eccentric shaft unit being changeable, and an engaging unit disposed on the other one of the first unit and the second unit, and configured to engage with the eccentric shaft, a position of the second unit relative to the first unit being adjusted when the rotational position of the eccentric portion of the eccentric shaft unit is changed.Type: GrantFiled: January 14, 2014Date of Patent: September 22, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba TEC Kabushiki KaishaInventors: Takahiro Kawaguchi, Jun Ishii
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Publication number: 20150251439Abstract: According to embodiments, a decoloring device includes a heat source unit which decolors images printed on sheets. The heat source unit includes a first heat roller and a first press roller which decolor an image on a first surface of a sheet. The heat source unit further includes a second heat roller and a second press roller which decolor an image on a second surface of the sheet. When the sheet is a non-decolor processing target sheet, the first heat roller and the first press roller, and the second heat roller and the second press roller move away from each other.Type: ApplicationFiled: February 25, 2015Publication date: September 10, 2015Inventor: Takahiro KAWAGUCHI
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Publication number: 20150237466Abstract: A radio access system includes a controlling apparatus that when the terminal apparatuses to which delivery data is to be delivered are concentrated in a particular area, groups the terminal apparatuses as a terminal apparatus group, selects a representative server terminal apparatus from the terminal apparatuses, creates data map information indicating a delivery rule for delivering the delivery data from the representative server terminal apparatus to another terminal apparatus, adds information for identification of the representative server terminal apparatus to the data map information, transmits the group information and the data map information to the terminal apparatuses, and instructs a delivery data server to deliver the delivery data to the representative server terminal apparatus; and a terminal apparatus that obtains the delivery data by communicating, in accordance with the received data map information, with the another terminal apparatus within the terminal apparatus group included in the receType: ApplicationFiled: January 6, 2015Publication date: August 20, 2015Inventors: Takahiro Kawaguchi, Yutaka Hamada, Hiromitsu Kawai, Katsuyuki Masuda, Yuki Shinada
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Publication number: 20150197112Abstract: A heating device includes first and second heating rollers and first and second pressing rollers. The first pressing roller and the second heating roller forms a first unit, and the second pressing roller and the first heating roller forms a second unit that is rotatable about a rotational axis relative to the first unit. The heating device also includes an eccentric shaft unit disposed on one of the first unit and the second unit and extending in a direction parallel to the rotational axis, a rotational position of an eccentric portion of the eccentric shaft unit being changeable, and an engaging unit disposed on the other one of the first unit and the second unit, and configured to engage with the eccentric shaft, a position of the second unit relative to the first unit being adjusted when the rotational position of the eccentric portion of the eccentric shaft unit is changed.Type: ApplicationFiled: January 14, 2014Publication date: July 16, 2015Applicants: TOSHIBA TEC KABUSHIKI KAISHA, KABUSHIKI KAISHA TOSHIBAInventors: Takahiro KAWAGUCHI, Jun ISHII
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Patent number: 9061938Abstract: Provided is an alkali-free glass, comprising, as a glass composition in terms of mass %, 58 to 70% of SiO2, 15.5 to 20% of Al2O3, 0 to 1% of B2O3, 0 to 5% of MgO, 3.5 to 16% of CaO, 0.5 to 6.5% of SrO, and 5 to 15% of BaO, being substantially free of alkali metal oxides, and having a strain point of more than 725° C.Type: GrantFiled: October 26, 2011Date of Patent: June 23, 2015Assignee: NIPPON ELECTRIC GLASS CO., LTD.Inventors: Takahiro Kawaguchi, Shinkichi Miwa
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Patent number: 9065948Abstract: A shading device includes: a shading member to pass a conveying path for conveying a recoding medium to plural image reading sections and reach the plural image reading sections; and a moving member to move the shading member between the plural image reading sections and a retracted position on the outside of the conveying path.Type: GrantFiled: May 30, 2012Date of Patent: June 23, 2015Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Yoshiaki Sugizaki, Hidetoshi Yokochi, Hiroyuki Tsuchihashi, Isao Yahata, Takahiro Kawaguchi, Ken Iguchi, Kikuo Mizutani, Hiroyuki Taki, Chiaki Iizuka, Toshiaki Oshiro, Hiroyuki Hazu, Yoichi Yamaguchi, Hiroyuki Sugiyama, Yuichi Saito, Jun Ishii
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Patent number: 9044978Abstract: A heat source opening and closing mechanism, around a rotation shaft of which a plurality of spring members are wound, is opened and closed an outside unit including a first heating member and a second press roller against an inside unit including a second heating member and a first press roller. The heat source opening and closing mechanism is opened and closed among a closed position where the first press roller faces to the first heating member and the second press roller faces to the second heating member, a first open state in which the load by the outside unit is commensurate with a first elastic force of the spring member, and a second open state in which an opening angle is larger than that in the first open state.Type: GrantFiled: April 22, 2014Date of Patent: June 2, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventor: Takahiro Kawaguchi
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Patent number: 9045307Abstract: According to an embodiment, a first discharging unit and a second discharging unit discharge a sheet. A first conveying path extends from a scanning unit to the first discharging unit. A second conveying path branches off from the first conveying path at a branch point of the first conveying path and extends to the second discharging unit. A conveying member discharges the sheet to the first discharging unit when a discharging destination of the sheet is the first discharging unit, and the conveying member makes part of the sheet project from the first conveying path to the first discharging unit, locates an upstream tip end of the sheet in a sheet conveying direction, at a position downstream in the sheet conveying direction from the branch point, and conveys the sheet to switchback to the second conveying path, when the discharging destination of the sheet is the second discharging unit.Type: GrantFiled: May 30, 2012Date of Patent: June 2, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba TEC Kabushiki KaishaInventors: Yoshiaki Sugizaki, Hiroyuki Taki, Hidetoshi Yokochi, Isao Yahata, Takahiro Kawaguchi, Ken Iguchi, Kikuo Mizutani, Hiroyuki Tsuchihashi, Chiaki Iizuka, Toshiaki Oshiro, Hiroyuki Hazu, Yoichi Yamaguchi, Hiroyuki Sugiyama, Yuichi Saito
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Patent number: 9041753Abstract: A sheet discharging device includes a first conveying path that guides a sheet to be conveyed. A second conveying path branches from the first conveying path. A sorting section sorts a sheet being conveyed on the first conveying path into either a downstream side of the branch point or the second conveying path. A first discharge tray is placed at a position downstream of the first conveying path and receives a sheet discharged from the first conveying path at a first sheet loading surface. A second discharge tray is placed at a position downstream of the second conveying path and below the first discharge tray, and receives a sheet discharged from the second conveying path at a second sheet loading surface whose distance to the first sheet loading surface increases toward a downstream side thereof in a sheet discharging direction.Type: GrantFiled: March 24, 2014Date of Patent: May 26, 2015Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Isao Yahata, Kikuo Mizutani, Takahiro Kawaguchi, Yoshiaki Sugizaki, Ken Iguchi, Hiroyuki Taki, Hiroyuki Tsuchihashi, Chiaki Iizuka, Hidetoshi Yokochi, Toshiaki Oshiro, Hiroyuki Hazu, Yoichi Yamaguchi, Hiroyuki Sugiyama, Yuichi Saito
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Patent number: 9039009Abstract: A sheet feed apparatus which includes a sheet feed tray in which a plurality of sheets is loaded in piles; a sheet feed roller which is provided at a forward position of the sheet feed tray in a sheet feed direction, and sends the loaded sheets inside thereof; and a lift detection sensor which detects, by using a movable lever, a lift of a sheet bundle which occurs when the sheet bundle, of which a rear or a side in a sheet feed direction is bound, is sent by the sheet feed roller therein, the lift detection sensor being provided at a side position of the sheet bundle in a width direction and at a backward position with respect to the center of the sheet bundle in the sheet feed direction.Type: GrantFiled: December 16, 2013Date of Patent: May 26, 2015Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Toshiaki Oshiro, Ken Iguchi, Isao Yahata, Kikuo Mizutani, Hiroyuki Taki, Chiaki Iizuka, Hidetoshi Yokochi, Yoshiaki Sugizaki, Takahiro Kawaguchi, Hiroyuki Tsuchihashi, Hiroyuki Hazu, Yoichi Yamaguchi, Hiroyuki Sugiyama, Yuichi Saito, Jun Ishii
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Publication number: 20150138573Abstract: A color erasing apparatus includes a conveyance member to convey a sheet on which an image is formed of a color erasable coloring material, a color erasing part to erase a color of the coloring material of the image formed on the sheet conveyed by the conveyance member, a control part that counts the processed number of sheets images of which are color-erased by the color erasing part and determines whether the processed number of sheets exceeds a previously set threshold, and a notification interface to output a signal for notifying that cleaning of the color erasing part is required if the processed number of sheets exceeds the threshold.Type: ApplicationFiled: November 10, 2014Publication date: May 21, 2015Inventors: Ken Iguchi, Hiroyuki Tsuchihashi, Isao Yahata, Takahiro Kawaguchi, Hiroyuki Taguchi, Hiroyuki Taki, Yoshiaki Sugizaki, Kikuo Mizutani, Chiaki Iizuka, Hidetoshi Yokochi
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Patent number: 9023744Abstract: Provided is an alkali-free glass, which is substantially free of alkali metal oxides, and has a strain point of more than 680° C., an average coefficient of thermal expansion in the temperature range of 30 to 380° C. of 40 to 55×10?7/° C., and a liquidus temperature of less than 1,200° C. Further, the alkali-free glass comprises, as a glass composition in terms of mass %, 55 to 70% of SiO2, 10 to 20% of Al2O3, 0.1 to 4.5% of B2O3, 0 to 1% of MgO, 5 to 15% of CaO, 0.5 to 5% of SrO, and 5 to 15% of BaO.Type: GrantFiled: August 10, 2011Date of Patent: May 5, 2015Assignee: Nippon Electric Glass Co., Ltd.Inventors: Takahiro Kawaguchi, Shinkichi Miwa