Patents by Inventor Akira Kuroda
Akira Kuroda 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: 9618889Abstract: A fixing device configured to fix an image on a recording material, includes: a rotary member including an electroconductive layer; a coil which has a spiral shaped portion and is disposed in the inside of the rotary member; and a core disposed in the spiral shaped portion; with magnetic resistance of the core being, with an area from one end to the other end of the maximum passage region of the image on the recording material regarding the generatrix direction, equal to or smaller than 30% of combined magnetic resistance made up of magnetic resistance of the electroconductive layer and magnetic resistance of a region between the electroconductive layer and the core.Type: GrantFiled: April 18, 2016Date of Patent: April 11, 2017Assignee: CANON KABUSHIKI KAISHAInventors: Yuki Nishizawa, Hiroshi Mano, Minoru Hayasaki, Aoji Isono, Akira Kuroda, Toshio Miyamoto, Michio Uchida, Seiji Uchiyama
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Publication number: 20170075665Abstract: A call tree generation unit generates a first call tree and a second call tree from a single piece of source code based on running information. The first call tree includes at least one first nodes associated with at least one first scopes. The second call tree includes at least one second nodes associated with at least one second scopes. A node information generation unit generates, based on scope correspondence information, the first call tree, and the second call tree, node correspondence information that indicates correspondence between the first node and the second node.Type: ApplicationFiled: September 6, 2016Publication date: March 16, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Mayuko KOEZUKA, Nobuaki TOJO, Hidenori MATSUZAKI, Akira KURODA
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Publication number: 20170052881Abstract: A trace information management system includes: an acquirer configured to acquire trace information indicating an execution sequence of a plurality of scopes included in a source code and characteristic values observable during execution of the scopes, and to acquire first attribute information obtained by aggregating the characteristic values of a plurality of pieces of scope identification information identifying the scopes; a specifier configured to specify at least one of the pieces of the scope identification information from the first attribute information; and an extractor configured to extract, from the trace information, information corresponding to the specified piece of the scope identification information.Type: ApplicationFiled: August 11, 2016Publication date: February 23, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Nobuaki TOJO, Mayuko KOEZUKA, Hidenori MATSUZAKI, Akira KURODA
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Patent number: 9536330Abstract: A system according to an embodiment may include: a generation unit that acquires axis information in a coordinate system drawing execution status of a program, and generates an axis object representing the coordinate system based on the axis information; a display event information generation unit that acquires event information related to each of the two or more events and program structure information related to a section of the program generating the two or more events, and generates display event information related to one or more display events representing the two or more events; and an object generation unit that acquires the display event information and display event unit information indicating a display unit of the display event, and generates one or more event objects based on the display event information and the display event unit information.Type: GrantFiled: February 20, 2015Date of Patent: January 3, 2017Assignee: Kabushiki Kaisha ToshibaInventors: Akira Kuroda, Xinxiao Li, Hidenori Matsuzaki, Nobuaki Tojo, Mayuko Koezuka, Nobuyasu Nakajima
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Publication number: 20160358352Abstract: An information generation system includes: an acquisition unit to acquire a set of records, each f which indicates a correspondence relation between a setting condition and a processing result for each processing, a generation unit to generate display information in order generate a display image based on the set of records, and a control unit to control a display unit so as to display the display image based on the display information. The display image includes the first area and the second area. Setting condition axes are displayed on the first area. Processing result axes are displayed on the second area. Value objects indicating concrete values of the setting condition are displayed at the setting condition axes. Value objects indicating concrete values of the processing result are displayed at the processing result axes. Between the value objects, relation objects indicating correspondence relations are displayed.Type: ApplicationFiled: February 17, 2016Publication date: December 8, 2016Applicant: Kabushiki Kaisha ToshibaInventors: Akira KURODA, Hidenori MATSUZAKI, Nobuaki TOJO, Mayuko KOEZUKA
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Patent number: 9495150Abstract: According to an embodiment, an information processing apparatus includes a storage, an accepting unit, an analyzer, a determination unit, and an output controller. The storage stores therein one or more pieces of first feature information respectively representing features of one or more source codes, and one or more pieces of assistance information representing update situations of the source codes, in a corresponding manner. The accepting unit accepts input of second feature information representing a feature of a source code to be analyzed. The analyzer calculates similarity between the first feature information and the second feature information. The determination unit selects, based on the similarity, assistance information to be output, from the pieces of assistance information stored in the storage. The output controller outputs the selected assistance information.Type: GrantFiled: March 4, 2015Date of Patent: November 15, 2016Assignee: Kabushiki Kaisha ToshibaInventors: Mayuko Koezuka, Hidenori Matsuzaki, Akira Kuroda, Nobuaki Tojo
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Publication number: 20160327892Abstract: Disclosed is a cylindrical rotary member including a conductive layer; a coil disposed inside the rotary member, the coil including a helical portion having a helical axis that is substantially parallel to a generatrix direction of the rotary member, the coil forming an alternating magnetic field to generate heat in the conductive layer by electromagnetic induction; a core disposed inside the helical portion, the core inducing a line of magnetic force of the alternating magnetic field; a roller coming in contact with an outer surface of the rotary member to form a fixing nip portion; and a metal stay disposed inside the rotary member, in which an image on a recording material is fixed to the recording material by being heated at the fixing nip portion and the stay is disposed outside the coil and has a shape that does not form an electrical loop around the coil.Type: ApplicationFiled: July 15, 2016Publication date: November 10, 2016Inventors: Akira Kuroda, Hiroshi Mano, Aoji Isono, Minoru Hayasaki, Yuki Nishizawa
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Patent number: 9481855Abstract: An aqueous cleaning composition and method for post-CMP cleaning of a semiconductor device which contains a copper interconnect wherein the cleaning composition contains (A) N,N,N?-trimethyl-N?-(2-hydroxyethyl)ethylenediamine; and (B) at least one corrosion inhibitor selected from the group consisting essentially of uric acid, xanthine, theophyline, paraxanthine, theobromine, caffeine, guanine, hypoxanthine, adenine, and combinations thereof.Type: GrantFiled: September 13, 2013Date of Patent: November 1, 2016Assignee: EKC TECHNOLOGY INCInventors: Atsushi Otake, Akira Kuroda
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Publication number: 20160313683Abstract: An image heating apparatus for heating an image formed on a recording material includes a tubular rotary member including a conductive layer, a magnetic core inserted into a hollow portion of the rotary member, a coil helically wound around an outer side of the magnetic core in the hollow portion, and a control unit configured to control a frequency of an alternating current flowing through the coil, in which the conductive layer generates heat by an electromagnetic induction in an alternating magnetic field formed when the alternating current flows through the coil, and the control unit controls the frequency in accordance with a size of the recording material.Type: ApplicationFiled: December 10, 2014Publication date: October 27, 2016Applicant: Canon Kabushiki KaishaInventors: Yuki Nishizawa, Shizuma Nishimura, Shinji Hashiguchi, Koji Uchiyama, Mahito Yoshioka, Hiroshi Kita, Akira Kuroda
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Publication number: 20160275707Abstract: According to one embodiment, a graph processing system includes a specifying unit, a decision unit, and a generation unit. The specifying unit specifies a first record set corresponding to a first segment of first elements in graph data including a plurality of records. Each record has a first element and a second element. The decision unit analyzes the first record set on the basis of a predetermined rule, and determines at least one second record set corresponding to a second segment of first elements. The second segment is a part of the first segment. The generation unit generates a segment graph corresponding to the second record set.Type: ApplicationFiled: August 21, 2015Publication date: September 22, 2016Applicant: Kabushiki Kaisha ToshibaInventors: Akira KURODA, Hidenori MATSUZAKI, Nobuaki TOJO, Mayuko KOEZUKA
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Patent number: 9430232Abstract: In a system according to any one of embodiments, program structure information may include interval information. Each interval information may include source code position information indicating a successive region on a source code of a target program and parent-child information for specifying a parent-child relationship with respect to the interval information. The program structure information may include a reference interval without a parent. A processing unit may specify the number of parents existing between each interval information and the reference interval as a depth of each interval information from the reference interval, and create display information by arranging the interval information on a coordinate system defined by a first axis representing depth from the reference interval and a second axis representing the parent-child relationship based on the depth from the reference and the parent-child information.Type: GrantFiled: February 20, 2015Date of Patent: August 30, 2016Assignee: Kabushiki Kaisha ToshibaInventors: Akira Kuroda, Hidenori Matsuzaki, Mayuko Koezuka, Nobuaki Tojo
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Patent number: 9417573Abstract: Disclosed is a cylindrical rotary member including a conductive layer; a coil disposed inside the rotary member, the coil including a helical portion having a helical axis that is substantially parallel to a generatrix direction of the rotary member, the coil forming an alternating magnetic field to generate heat in the conductive layer by electromagnetic induction; a core disposed inside the helical portion, the core inducing a line of magnetic force of the alternating magnetic field; a roller coming in contact with an outer surface of the rotary member to form a fixing nip portion; and a metal stay disposed inside the rotary member, in which an image on a recording material is fixed to the recording material by being heated at the fixing nip portion and the stay is disposed outside the coil and has a shape that does not form an electrical loop around the coil.Type: GrantFiled: December 11, 2014Date of Patent: August 16, 2016Assignee: Canon Kabushiki KaishaInventors: Akira Kuroda, Hiroshi Mano, Aoji Isono, Minoru Hayasaki, Yuki Nishizawa
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Publication number: 20160231679Abstract: A fixing device configured to fix an image on a recording material, includes: a rotary member including an electroconductive layer; a coil which has a spiral shaped portion and is disposed in the inside of the rotary member; and a core disposed in the spiral shaped portion; with magnetic resistance of the core being, with an area from one end to the other end of the maximum passage region of the image on the recording material regarding the generatrix direction, equal to or smaller than 30% of combined magnetic resistance made up of magnetic resistance of the electroconductive layer and magnetic resistance of a region between the electroconductive layer and the core.Type: ApplicationFiled: April 18, 2016Publication date: August 11, 2016Inventors: Yuki Nishizawa, Hiroshi Mano, Minoru Hayasaki, Aoji Isono, Akira Kuroda, Toshio Miyamoto, Michio Uchida, Seiji Uchiyama
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Patent number: 9384070Abstract: A system according to an embodiment is configured to display program execution results with respect to a common axis. The system includes a first unit that acquires event information about two or more events, acquires reference-event identification information to be used in identifying reference events, and generates event objects which represent the events, and a second unit that acquires axis information which represents information about the common axis. The event information contains timing information indicating positions of the events. The first unit sets the reference events as references for the program execution results based on the acquired reference-event identification information, determines display positions of the reference events with respect to the common axis to be same position based on timing information in event information about the reference events, and generates event objects representing the reference events based on the determined display positions with respect to the common axis.Type: GrantFiled: February 23, 2015Date of Patent: July 5, 2016Assignee: Kabushiki Kaisha ToshibaInventors: Akira Kuroda, Hidenori Matsuzaki, Mayuko Koezuka, Nobuaki Tojo
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Patent number: 9377733Abstract: A fixing device configured to fix an image on a recording material, includes: a rotary member including an electroconductive layer; a coil which has a spiral shaped portion and is disposed in the inside of the rotary member; and a core disposed in the spiral shaped portion; with magnetic resistance of the core being, with an area from one end to the other end of the maximum passage region of the image on the recording material regarding the generatrix direction, equal to or smaller than 30% of combined magnetic resistance made up of magnetic resistance of the electroconductive layer and magnetic resistance of a region between the electroconductive layer and the core.Type: GrantFiled: June 13, 2013Date of Patent: June 28, 2016Assignee: Canon Kabushiki KaishaInventors: Yuki Nishizawa, Hiroshi Mano, Minoru Hayasaki, Aoji Isono, Akira Kuroda, Toshio Miyamoto, Michio Uchida, Seiji Uchiyama
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Patent number: 9372451Abstract: In a fixing device, an alternating current is caused to flow through a coil so as to causes an electrically conductive layer of a rotating member to generate heat, and an unfixed image on a recording medium is heat fixed onto the recording medium by the heat generated by the electrically conductive layer. A frequency range of the alternating current is from 20.5 kHz to 100 kHz. With respect to a generatrix direction of the rotating member, a magnetic member and a spirally shaped portion of the coil have lengths, with which the magnetic member and the spirally shaped portion extend beyond both end portions of the rotating member.Type: GrantFiled: December 15, 2014Date of Patent: June 21, 2016Assignee: Canon Kabushiki KaishaInventors: Aoji Isono, Masatoshi Itoh, Yusuke Isomi, Hiroshi Mano, Minoru Hayasaki, Yuki Nishizawa, Akira Kuroda
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Patent number: 9342009Abstract: A fixing device configured to fix an image on a recording material, includes: a rotary member including an electroconductive layer; a coil which has a spiral shaped portion and is disposed in the inside of the rotary member; and a core disposed in the spiral shaped portion; with magnetic resistance of the core being, with an area from one end to the other end of the maximum passage region of the image on the recording material regarding the generatrix direction, equal to or smaller than 30% of combined magnetic resistance made up of magnetic resistance of the electroconductive layer and magnetic resistance of a region between the electroconductive layer and the core.Type: GrantFiled: June 13, 2013Date of Patent: May 17, 2016Assignee: Canon Kabushiki KaishaInventors: Yuki Nishizawa, Hiroshi Mano, Minoru Hayasaki, Aoji Isono, Akira Kuroda, Toshio Miyamoto, Michio Uchida, Seiji Uchiyama
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Publication number: 20160093075Abstract: A graph display device includes a condition receiver, a time information display circuitry, an instruction receiver and a graph display circuitry. The condition receiver receives a condition for specifying at least one data item from graph data including a plurality of data items. The time information display circuitry displays time information relative to a time to display a graph based on the specified data item. The instruction receiver receives an instruction for starting display of the graph. The graph display circuitry displays the graph when the instruction is received.Type: ApplicationFiled: September 18, 2015Publication date: March 31, 2016Applicant: Kabushiki Kaisha ToshibaInventors: Akira KURODA, Hidenori Matsuzaki, Mayuko Koezuka, Nobuaki Tojo
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Publication number: 20160085517Abstract: A program information generating system includes an acquisition unit, a generating unit, and display control unit. The acquiring unit acquires program information which represents structure of a computer program and operation information which represents structure of operations. The generating unit generates first display information for generating a first display image which visually represents the structure of the computer program and second display information for generating a second display image which visually represents the structure of the operations. The program information includes section information which identifies a position of sections included in the computer program. The operation information includes section identification information which identifies the section corresponding to the operations.Type: ApplicationFiled: September 8, 2015Publication date: March 24, 2016Applicant: Kabushiki Kaisha ToshibaInventors: Yohei HASEGAWA, Akira KURODA, Hidenori MATSUZAKI, Nobuaki TOJO, Mayuko KOEZUKA
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Patent number: 9285949Abstract: A system according to embodiments comprises first to third acquisition units and first and second creation units. The first acquisition unit may acquire event information including timeline information about an execution time or an execution order of at least one event. The second acquisition unit may acquire axis information including first axis information for deciding an first coordinate axis of a timeline about the execution time or the execution order of the event. The third acquisition unit may acquire event specific information for specifying the event information. The first creation unit may create a first axis object representing the first coordinate axis based on the axis information.Type: GrantFiled: July 17, 2014Date of Patent: March 15, 2016Assignee: Kabushiki Kaisha ToshibaInventors: Akira Kuroda, Hidenori Matsuzaki, Mayuko Koezuka, Nobuaki Tojo, Kenji Funaoka, Hironori Uetani