Patents by Inventor Tohru Harada
Tohru Harada 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: 20210292129Abstract: Provided is an elevator door control device capable of safely closing a door of an elevator when a power failure occurs and preventing an extra burden from being placed on a rescue worker. The elevator door control device according to the present invention includes a door dynamic braking control circuit (15) that performs, when a power failure occurs in a condition in which the door of the elevator is in an intermediate position, dynamic braking control of a door motor (2) until full close of the door is detected and deactivates the dynamic braking control when the full close of the door is detected.Type: ApplicationFiled: November 26, 2018Publication date: September 23, 2021Applicant: Mitsubishi Electric CorporationInventor: Tohru HARADA
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Publication number: 20180299207Abstract: A cooler has a simple structure and stably exhibits a good cooling effect, and includes: a working fluid container; and a cooling member provided in the container to be brought into contact with the working fluid and to face a heat generation element. The cooling member has a stacked structure including a first porous body and a second porous body. The first porous body includes: a part supplying the working fluid, by capillary action, to a contact part that is in contact with the heat generation element; and a part discharging vapor generated in the contact part to the second porous body. The second porous body includes: a part supplying the working fluid to the first porous body; and part discharging the vapor discharged from the first porous body, into the working fluid. The second porous body has a higher permeability of the working fluid than the first porous body.Type: ApplicationFiled: April 23, 2018Publication date: October 18, 2018Applicant: National University Corporation Yokohama National UniverityInventors: Shoji MORI, Naru MARUOKA, Kunito OKUYAMA, Tohru HARADA, Suazlan BIN MT AZNAM
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Publication number: 20160273839Abstract: There is provided a cooler which has a simple structure and stably exhibits a good cooling effect. A cooler includes: a container accommodating a working fluid; and a cooling member provided, in the container so as to be brought into contact with the working fluid and to face a heat generation element. The cooling member has a stacked structure including a first porous body provided on the heat generation element side and a second porous body provided on the working fluid side. The first porous body includes: a first working fluid supply part supplying the working fluid, by capillary action, to a contact part which is in contact with the heat generation element; and a first vapor discharge part discharging vapor generated in the contact part to the second porous body side. The second porous body includes: a second working fluid supply part supplying the working fluid to the first porous body; and a second vapor discharge part discharging the vapor discharged from the first porous body, into the working fluid.Type: ApplicationFiled: February 6, 2014Publication date: September 22, 2016Inventors: Shoji MORI, Naru MARUOKA, Kunito OKUYAMA, Tohru HARADA, Suazian BIN MT AZNAM
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Patent number: 9089086Abstract: An apparatus for mounting an electronic component includes a heating head that moves relative to the electronic component placed on a printed board, inclines according to the inclination of the electronic component, comes into contact with the electronic component, and heats a joining material that joins the printed board and the electronic component; a first sensor that measures the position and the inclination of the heating head; a second sensor that measures the position and the inclination of the printed board; and, a control unit that calculates the position and the inclination of the electronic component based on a measurement result of the first sensor in a state where the heating head is in contact with the electronic component, and determines the melted state of the joining material based on the measurement result of the second sensor and the position and the inclination of the electronic component.Type: GrantFiled: September 6, 2011Date of Patent: July 21, 2015Assignee: FUJITSU LIMITEDInventors: Tohru Harada, Mitsuo Takeuchi, Hirokazu Yamanishi, Yoshiaki Yanagida, Toru Okada
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Patent number: 8683938Abstract: Provided is an underwater posture stabilization system which, by being attached to various underwater equipment such as undersea equipment and underwater vehicles having different shapes and positions of the center of gravity according to their purpose and the like, allows simply and reliably setting their posture in water (basic posture), is excellent in versatility, is not only excellent in posture stability since, when the posture inclines under the effect and the like of tidal currents and pulsating currents, a moment to restore the posture to its original posture naturally acts, but is also capable of easily changing the posture as needed, and also is capable of stably controlling the posture even in the presence of complicated tidal currents and pulsating currents, and is excellent in reliability, stability, and certainty of posture control.Type: GrantFiled: June 19, 2009Date of Patent: April 1, 2014Assignee: Kitakyushu Foundation for the Advancement of Industry, Science and TechnologyInventors: Akihito Shoda, Tohru Harada, Ikuo Yamamoto, Kazuo Ishii, Amir Ali Forough Nassiraei
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Patent number: 8584337Abstract: An electronic component repair method for removing an electronic component soldered on a substrate, the method includes: mounting a heat transfer plate on the electronic component to be removed, the heat transfer plate being formed by bonding a plurality of heat transfer members via a heat insulating member, heating the heat transfer plate mounted on the electronic component by a heating unit, the heating unit heating individually each of the heat transfer members by different heat amount; and removing the electronic component from the substrate after the heating.Type: GrantFiled: August 2, 2011Date of Patent: November 19, 2013Assignee: Fujitsu LimitedInventors: Tohru Harada, Mitsuo Takeuchi, Yoshiaki Yanagida
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Patent number: 8241590Abstract: A second valve is opened to combine an injection-pressure generating pressure with a maintaining pressure into an injection pressure. After the injection pressure is applied to a capillary to cause discharge of an object therefrom, an output pressure of a regulator is set to the injection pressure. Then, a first valve is opened to reapply the injection pressure to the capillary. The second valve is opened to combine a maintaining-pressure generating pressure with the injection pressure into the maintaining pressure. After the maintaining pressure is applied to the capillary to terminate the discharge of the object, the output pressure of the regulator is set to the maintaining pressure. Then, the first valve is opened to reapply the maintaining pressure to the capillary.Type: GrantFiled: January 20, 2012Date of Patent: August 14, 2012Assignee: Fujitsu LimitedInventors: Tohru Harada, Akihiko Yabuki, Kiyoshi Taninaka
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Publication number: 20120111886Abstract: A second valve is opened to combine an injection-pressure generating pressure with a maintaining pressure into an injection pressure. After the injection pressure is applied to a capillary to cause discharge of an object therefrom, an output pressure of a regulator is set to the injection pressure. Then, a first valve is opened to reapply the injection pressure to the capillary. The second valve is opened to combine a maintaining-pressure generating pressure with the injection pressure into the maintaining pressure. After the maintaining pressure is applied to the capillary to terminate the discharge of the object, the output pressure of the regulator is set to the maintaining pressure. Then, the first valve is opened to reapply the maintaining pressure to the capillary.Type: ApplicationFiled: January 20, 2012Publication date: May 10, 2012Applicant: Fujitsu LimitedInventors: Tohru HARADA, Akihiko Yabuki, Kiyoshi Taninaka
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Patent number: 8163126Abstract: Disclosed is a film sticking device that sticks a first film substrate and a second film substrate together on a curved-surface shape. The film sticking device includes a mold having a curved attachment surface formed into a desired curved-surface shape; an attracting and holding unit capable of relatively moving on the curved attachment surface and having plural vacuum chambers on which an attracting surface for attracting and holding the second film substrate is provided; and a suctioning unit capable of separately applying suction processing to the plural vacuum chambers. The suctioning unit starts, as the attracting and holding unit moves, the suction processing of the vacuum chamber corresponding to a position opposing the second film substrate and sequentially stops, as the second film substrate is stuck to the first film substrate, the suction processing of the vacuum chamber corresponding to the stuck second film substrate.Type: GrantFiled: February 3, 2011Date of Patent: April 24, 2012Assignee: Fujitsu LimitedInventors: Tohru Harada, Kazuhisa Mishima, Hirokazu Yamanishi, Yoshiaki Yanagida
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Publication number: 20120090195Abstract: An apparatus for heating an electronic component, the apparatus includes a table on which a printed board is placed, a heating head having a contact surface that comes into contact with the upper surface of a rectangular electronic component mounted on the upper surface of the printed board, a discharge portion that jets heated air; and a first passage that guides the air discharged from the discharge portion to the four vertexes of the electronic component.Type: ApplicationFiled: September 14, 2011Publication date: April 19, 2012Applicant: FUJITSU LIMITEDInventors: Mitsuo TAKEUCHI, Tohru Harada, Toru Okada
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Publication number: 20120060356Abstract: An apparatus for mounting an electronic component includes a heating head that moves relative to the electronic component placed on a printed board, inclines according to the inclination of the electronic component, comes into contact with the electronic component, and heats a joining material that joins the printed board and the electronic component; a first sensor that measures the position and the inclination of the heating head; a second sensor that measures the position and the inclination of the printed board; and, a control unit that calculates the position and the inclination of the electronic component based on a measurement result of the first sensor in a state where the heating head is in contact with the electronic component, and determines the melted state of the joining material based on the measurement result of the second sensor and the position and the inclination of the electronic component.Type: ApplicationFiled: September 6, 2011Publication date: March 15, 2012Applicant: FUJITSU LIMITEDInventors: Tohru Harada, Mitsuo Takeuchi, Hirokazu Yamanishi, Yoshiaki Yanagida, Toru Okada
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Patent number: 8124031Abstract: A second valve is opened to combine an injection-pressure generating pressure with a maintaining pressure into an injection pressure. After the injection pressure is applied to a capillary to cause discharge of an object therefrom, an output pressure of a regulator is set to the injection pressure. Then, a first valve is opened to reapply the injection pressure to the capillary. The second valve is opened to combine a maintaining-pressure generating pressure with the injection pressure into the maintaining pressure. After the maintaining pressure is applied to the capillary to terminate the discharge of the object, the output pressure of the regulator is set to the maintaining pressure. Then, the first valve is opened to reapply the maintaining pressure to the capillary.Type: GrantFiled: April 17, 2007Date of Patent: February 28, 2012Assignee: Fujitsu LimitedInventors: Tohru Harada, Akihiko Yabuki, Kiyoshi Taninaka
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Publication number: 20120031592Abstract: An electronic component repair method for removing an electronic component soldered on a substrate, the method includes: mounting a heat transfer plate on the electronic component to be removed, the heat transfer plate being formed by bonding a plurality of heat transfer members via a heat insulating member, heating the heat transfer plate mounted on the electronic component by a heating unit, the heating unit heating individually each of the heat transfer members by different heat amount; and removing the electronic component from the substrate after the heating.Type: ApplicationFiled: August 2, 2011Publication date: February 9, 2012Applicant: FUJITSU LIMITEDInventors: Tohru HARADA, Mitsuo Takeuchi, Yoshiaki Yanagida
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Patent number: 8023112Abstract: An alignment apparatus for a planar member includes, an image capturing unit which captures an image of a rotationally asymmetrical alignment mark provided on the planar member, a position detection unit which detects a position of the alignment mark from the image, a position adjusting unit which adjusts, based on the detected position of the alignment mark, the position of the planar member relative to a reference position, and an orientation detection unit which detects an orientation of the planar member based on the rotational asymmetry of the alignment mark captured in the image.Type: GrantFiled: September 15, 2010Date of Patent: September 20, 2011Assignee: Fujitsu LimitedInventors: Tohru Harada, Kazuhisa Mishima, Hirokazu Yamanishi
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Publication number: 20110120619Abstract: Disclosed is a film sticking device that sticks a first film substrate and a second film substrate together on a curved-surface shape. The film sticking device includes a mold having a curved attachment surface formed into a desired curved-surface shape; an attracting and holding unit capable of relatively moving on the curved attachment surface and having plural vacuum chambers on which an attracting surface for attracting and holding the second film substrate is provided; and a suctioning unit capable of separately applying suction processing to the plural vacuum chambers. The suctioning unit starts, as the attracting and holding unit moves, the suction processing of the vacuum chamber corresponding to a position opposing the second film substrate and sequentially stops, as the second film substrate is stuck to the first film substrate, the suction processing of the vacuum chamber corresponding to the stuck second film substrate.Type: ApplicationFiled: February 3, 2011Publication date: May 26, 2011Applicant: FUJITSU LIMITEDInventors: Tohru Harada, Kazuhisa Mishima, Hirokazu Yamanishi, Yoshiaki Yanagida
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Publication number: 20110113624Abstract: A sheet bonding device includes a detection unit that detects first position data of first marks in a first sheet provided with a first electrode, and second position data of second marks in a second sheet provided with a second electrode, a generation unit that generates third shape data from the first shape data based on a result of comparison of the first position data and the third position data, and generates fourth shape data from the second shape data based on a result of comparison of the second position data and the fourth position data, and a decision unit that changes relative positions of the third shape data and the fourth shape data, and determines a first relative position of the first electrode against the second electrode at which an area of overlapping in plan view of the third shape data and the fourth shape data is maximized.Type: ApplicationFiled: November 11, 2010Publication date: May 19, 2011Applicant: FUJITSU LIMITEDInventor: Tohru Harada
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Publication number: 20110094433Abstract: Provided is an underwater posture stabilization system which, by being attached to various underwater equipment such as undersea equipment and underwater vehicles having different shapes and positions of the center of gravity according to their purpose and the like, allows simply and reliably setting their posture in water (basic posture), is excellent in versatility, is not only excellent in posture stability since, when the posture inclines under the effect and the like of tidal currents and pulsating currents, a moment to restore the posture to its original posture naturally acts, but is also capable of easily changing the posture as needed, and also is capable of stably controlling the posture even in the presence of complicated tidal currents and pulsating currents, and is excellent in reliability, stability, and certainty of posture control.Type: ApplicationFiled: June 19, 2009Publication date: April 28, 2011Applicant: Kitakyushu Found for the Adv of Ind, Sci & TechInventors: Akihito Shoda, Tohru Harada, Ikuo Yamamoto, Kazuo Ishii, Amir Ali Forough Nassiraei
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Publication number: 20110001974Abstract: An alignment apparatus for a planar member includes, an image capturing unit which captures an image of a rotationally asymmetrical alignment mark provided on the planar member, a position detection unit which detects a position of the alignment mark from the image, a position adjusting unit which adjusts, based on the detected position of the alignment mark, the position of the planar member relative to a reference position, and an orientation detection unit which detects an orientation of the planar member based on the rotational asymmetry of the alignment mark captured in the image.Type: ApplicationFiled: September 15, 2010Publication date: January 6, 2011Applicant: FUJITSU LIMITEDInventors: Tohru Harada, Kazuhisa Mishima, Hirokazu Yamanishi
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Patent number: 7634481Abstract: A file creation method creates a program-addition file for adding a program to a program-initiation recording medium of an information processing apparatus. The file creation method comprises the steps of acquiring identification information of the program-initiation recording medium, and creating a program-addition file in response to the identification information so that starting of the program on the information processing apparatus is allowed by the program-addition file with the program stored in the program-initiation recording medium.Type: GrantFiled: March 18, 2004Date of Patent: December 15, 2009Assignee: Ricoh Company, Ltd.Inventors: Tohru Harada, Hiroyuki Kimbara
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Patent number: 7546296Abstract: An information processing apparatus starts a program from a recording medium while maintaining security of a program recorded on the recording medium. A detector detects a recording medium. A recording-medium starting section activates the recording medium detected by the detector to be in an accessible state. A program starting section performs an authentication check on the recording medium, reads a program from the recording medium when a result of the authentication check is normal, and starts an execution of the program.Type: GrantFiled: March 17, 2004Date of Patent: June 9, 2009Assignee: Ricoh Company, Ltd.Inventors: Hiroyuki Kimbara, Tohru Harada, Nobuhito Inami