Patents by Inventor Masahiro Ozawa
Masahiro Ozawa 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: 20200036086Abstract: An electronic device includes a main substrate including an electronic component electrode thereon, a composite electronic component, and an antenna element. The composite electronic component includes a base substrate, a surface mount component mounted on the base substrate, a magnetic shielding layer covering the surface mount component, and is mounted on the electronic component electrode. The antenna element includes a flexible base and an antenna coil conductor disposed on the flexible base. The antenna element is disposed on the magnetic shielding layer of the composite electronic component.Type: ApplicationFiled: October 1, 2019Publication date: January 30, 2020Inventors: Hirokazu YAZAKI, Masahiro OZAWA
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Publication number: 20190361467Abstract: A control parameter adjustment apparatus that adjusts control parameters of a servo control unit and a command-value generation unit that control a machine apparatus including a drive shaft includes a parameter input unit to receive an input of a design parameter that characterizes a property of the machine apparatus, an adjustment function selection unit to select a control parameter to be adjusted from control parameters that correspond to functions of the servo control unit and the command-value generation unit on the basis of the received design parameter, and an adjustment execution unit to execute adjustment of the control parameter selected by the adjustment function selection unit.Type: ApplicationFiled: May 15, 2017Publication date: November 28, 2019Applicant: Mitsubishi Electric CorporationInventors: Tomoya FUJITA, Goh SATO, Masayuki UEMATSU, Masahiro OZAWA, Toshiaki KIMATA, Yukihiro IUCHI
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Patent number: 10463327Abstract: According to one embodiment, an X-ray diagnostic apparatus includes a couch, an imaging unit, and processing circuitry. The couch includes a couch top on which a subject lies. The imaging unit includes an X-ray generator, an X-ray detector, and a holding device. The holding device movably holds the X-ray generator and the X-ray detector. The processing circuitry generates an X-ray image of the subject, based on an output of the X-ray detector, sets a first interference determination area including a device projecting from the subject, based on an image of the device included in the X-ray image, and controls the holding device such that movement of the imaging unit is restricted in the first interference determination area.Type: GrantFiled: December 6, 2017Date of Patent: November 5, 2019Assignee: Canon Medical Systems CorporationInventor: Masahiro Ozawa
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Publication number: 20190199001Abstract: An antenna device is provided that can be designed easily and includes a flat antenna of which communication characteristics do not change significantly even when there exist metallic objects or the like in the surroundings. Moreover, the flat antenna is provided with an antenna-side signal line path conductor, an antenna-side first ground conductor, a matching circuit part, and an antenna-side connector part which are provided in an antenna-side insulator. The antenna device further includes a signal transmission cable that is provided with a radiation area setting part in the vicinity of a cable-side connector part. The antenna device is designed such that, by connecting the antenna-side connector part and the cable-side connector part to each other, substantially the entire surface of the flat antenna serves as a radiation part that radiates electromagnetic waves.Type: ApplicationFiled: February 27, 2019Publication date: June 27, 2019Inventors: Noboru Kato, Masahiro Ozawa
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Patent number: 10147998Abstract: An antenna of a communication terminal is disposed on a side on which a bottom surface of a reflective plate, which is included in a display, is present. When the reflective plate is irradiated by an LED light source, the antenna cannot be seen from the side on which a display screen of the display is disposed. Accordingly, an antenna coil of the antenna does not need transparent electrodes and can be made of various materials each having a high conductivity. Therefore, the antenna has high sensitivity, low manufacturing cost, and very efficiently performs near field communication with an external device located on the display screen side of the display.Type: GrantFiled: February 16, 2018Date of Patent: December 4, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Noboru Kato, Masahiro Ozawa, Nobuhito Tsubaki
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Publication number: 20180308627Abstract: A surface mount coil component includes an element body with a first surface, a second surface that opposes the first surface, and a third surface connecting the first surface and the second surface, the element body being defined by a compact including magnetic particles; a first conductor pattern provided at the first surface of the element body; a second conductor pattern provided at the second surface of the element body; input/output terminals provided at the third surface of the element body; and metal pins embedded in the element body, ends of each metal pin being connected to the first and second conductor patterns. The first conductor pattern, the second conductor pattern, and the metal pins define a coil conductor. The input/output terminals are defined by a pair of metal pins exposed at the third surface.Type: ApplicationFiled: June 25, 2018Publication date: October 25, 2018Inventors: Noboru KATO, Satoshi ISHINO, Mitsuyoshi NISHIDE, Shinichiro BANBA, Masahiro OZAWA
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Patent number: 10108177Abstract: A control parameter adjustment device includes a command-value generation unit that generates a position command; a servo control unit that calculates a drive command such that a response position of a driven object follows the position command; a correction model unit that generates a correction command for correcting a response error that is a difference between the position command and the response position by using a model expressed by two or more types of parameters; and a parameter search unit that corrects the model by using a combination of values of the parameters, by which the response error is minimized, among a plurality of combinations of values of the parameters. The control parameter adjustment device drives the driven object on the basis of the drive command and the correction command.Type: GrantFiled: June 18, 2015Date of Patent: October 23, 2018Assignee: Mitsubishi Electric CorporationInventors: Tomoya Fujita, Kotaro Nagaoka, Masahiro Ozawa
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Publication number: 20180279986Abstract: An image processing apparatus according to an embodiment includes processing circuitry. The processing circuitry extracts a fixed object included in chronologically collected X-ray images and having a substantially fixed position. The processing circuitry detects a target object included in each of the X-ray images, on the basis of extraction results of the fixed object. The processing circuitry generates a plurality of corrected images by a correction process to substantially match, with a reference position, the detected position of the target object in an X-ray image other than a reference X-ray image, the reference position being the detected position of the target object in the reference X-ray image.Type: ApplicationFiled: April 2, 2018Publication date: October 4, 2018Applicant: Canon Medical Systems CorporationInventors: Ryoichi Nagae, Masahiro Ozawa, Yuichiro Watanabe
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Publication number: 20180287242Abstract: An electronic apparatus includes a spiral coil conductor shared by a first non-contact transfer system and a second non-contact transfer system. In the electronic apparatus, a coil antenna includes an inner coil and an outer coil connected in series with each other. The coil antenna includes opposite ends connected to a first system circuit. The inner coil includes opposite ends connected to the outer coil. The outer coil defines and functions as a booster coupled to the inner coil via an electromagnetic field.Type: ApplicationFiled: June 6, 2018Publication date: October 4, 2018Inventors: Masahiro OZAWA, Kentaro MIKAWA
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Patent number: 10086648Abstract: A bearing device for a wheel has a stem shaft of an outer joint member of a constant-velocity universal joint fit and inserted in a hole of a hub wheel, the stem shaft and hub wheel being coupled through an intermediation of a recess-projection fitting structure. Projections extending in an axial direction are provided on one of the stem shaft and an inner diameter surface of the hole of the hub wheel. The projections are press-fit into another of the stem shaft and the inner diameter surface of the hole along the axial direction. Recesses that adhere to and fit the projections are formed in the other. An end on an inboard side of the hub wheel is caulked to an outer diameter side to form a caulking section and preload is applied to a roller bearing by the caulking section.Type: GrantFiled: January 6, 2016Date of Patent: October 2, 2018Assignee: NTN CORPORATIONInventors: Tohru Nakagawa, Yuichi Asano, Masahiro Ozawa
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Patent number: 10033089Abstract: An antenna device includes a casing including a metal casing portion and a feed coil. The metal casing portion includes a main surface, a side surface connected to the main surfaces, and a notch portion located in the side surface. The feed coil is disposed inside the casing to be coupled with the metal casing portion by a magnetic field, and includes a winding central portion forming a coil opening portion. The feed coil is disposed near the notch portion, with the coil opening portion directed to a region including the notch portion.Type: GrantFiled: December 15, 2017Date of Patent: July 24, 2018Assignee: Murata Manufacturing Co., Ltd.Inventors: Shinichi Nakano, Masahiro Ozawa, Nobuhito Tsubaki
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Publication number: 20180175482Abstract: An antenna of a communication terminal is disposed on a side on which a bottom surface of a reflective plate, which is included in a display, is present. When the reflective plate is irradiated by an LED light source, the antenna cannot be seen from the side on which a display screen of the display is disposed. Accordingly, an antenna coil of the antenna does not need transparent electrodes and can be made of various materials each having a high conductivity. Therefore, the antenna has high sensitivity, low manufacturing cost, and very efficiently performs near field communication with an external device located on the display screen side of the display.Type: ApplicationFiled: February 16, 2018Publication date: June 21, 2018Inventors: Noboru KATO, Masahiro OZAWA, Nobuhito TSUBAKI
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Publication number: 20180168528Abstract: According to one embodiment, an X-ray diagnostic apparatus includes a couch, an imaging unit, and processing circuitry. The couch includes a couch top on which a subject lies. The imaging unit includes an X-ray generator, an X-ray detector, and a holding device. The holding device movably holds the X-ray generator and the X-ray detector. The processing circuitry generates an X-ray image of the subject, based on an output of the X-ray detector, sets a first interference determination area including a device projecting from the subject, based on an image of the device included in the X-ray image, and controls the holding device such that movement of the imaging unit is restricted in the first interference determination area.Type: ApplicationFiled: December 6, 2017Publication date: June 21, 2018Applicant: Toshiba Medical Systems CorporationInventor: Masahiro OZAWA
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Patent number: 9980383Abstract: Sheets are laminated on each other and pressure bonded with fixtures from upper and lower directions of a lamination direction while being heated to produce a laminated circuit substrate including therein a capacitor and a coil. The capacitor is defined by a first conductor pattern and a second conductor pattern that face each other across thermoplastic resin layers. In the laminated circuit substrate, the first conductor pattern includes a first principal surface, the second conductor pattern includes a second principal surface, the first principal surface faces the second conductor pattern, the second principal surface faces the first conductor pattern, and the first principal surface and the second principal surface are subject to a roughening process.Type: GrantFiled: June 24, 2015Date of Patent: May 22, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kuniaki Yosui, Masahiro Ozawa
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Publication number: 20180125436Abstract: According to one embodiment, an X-ray diagnostic apparatus includes a holding device and processing circuitry. The holding device movably holds an X-ray generator and an X-ray detector. The processing circuitry generates an X-ray image of the subject, based on an output of the X-ray detector. The processing circuitry sets an interference judgment region between the holding device and an interference object, based on a landmark in the X-ray image. The processing circuitry controls movement of the holding device, based on the set interference judgment region.Type: ApplicationFiled: November 3, 2017Publication date: May 10, 2018Applicant: Toshiba Medical Systems CorporationInventors: Kazuo IMAGAWA, Yoshiyasu HAYASHI, Masahiro OZAWA, Ko FUCHIGAMI
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Publication number: 20180123223Abstract: An antenna device includes a casing including a metal casing portion and a feed coil. The metal casing portion includes a main surface, a side surface connected to the main surfaces, and a notch portion located in the side surface. The feed coil is disposed inside the casing to be coupled with the metal casing portion by a magnetic field, and includes a winding central portion forming a coil opening portion. The feed coil is disposed near the notch portion, with the coil opening portion directed to a region including the notch portion.Type: ApplicationFiled: December 15, 2017Publication date: May 3, 2018Inventors: Shinichi NAKANO, Masahiro OZAWA, Nobuhito TSUBAKI
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Patent number: 9955936Abstract: According to one embodiment, An X-ray diagnostic apparatus includes an X-ray generator that generates X rays, an X-ray detector that detects the X rays generated by the X-ray generator and having passed through a subject, an X-ray restrictor that restricts an irradiation range on a detection surface of the X-ray detector of the X rays generated by the X-ray generator, a signal input unit that inputs a biomedical signal related to the subject, a signal detector that detects a biomedical change from the biomedical signal and also outputs an extension switching signal, and an X-ray restrictor controller that controls the X-ray restrictor such that the irradiation range of the X rays is extended in response to output of the extension switching signal.Type: GrantFiled: April 3, 2015Date of Patent: May 1, 2018Assignee: Toshiba Medical Systems CorporationInventors: Yuki Totsuka, Masaharu Soya, Ryuji Zaiki, Masahiro Ozawa
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Patent number: 9948005Abstract: An antenna device that includes a planar conductor with a first side and a second side. The antenna device includes multiple coil antennas that each includes a coil conductor wound around a winding axis that extends in a direction of the planar conductor. Moreover, two or more of the coil antennas have respective coil openings positioned adjacent to the first side of the planar conductor.Type: GrantFiled: June 8, 2016Date of Patent: April 17, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Teppei Miura, Jun Sasaki, Hiroyuki Kubo, Katsumi Taniguchi, Noboru Kato, Masahiro Ozawa, Satoshi Ishino
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Patent number: 9946253Abstract: According to one embodiment, an electronic apparatus detects an abnormality of at least one of a first fan for a first device in a first housing and a second fan for a second device in a second housing, and includes a receiver and circuitry. The receiver receives a first signal of a first sound collected by a first microphone and a second signal of a second sound collected by a second microphone. The first sound includes a sound produced by a shaft or a bearing of the first fan. The second sound includes a sound produced by a shaft or a bearing of the second fan. The circuitry detects an abnormality of one of the first and second fans by at least using the first sound and the second sound included in the first and second signals.Type: GrantFiled: June 29, 2017Date of Patent: April 17, 2018Assignee: Kabushiki Kaisha ToshibaInventors: Hiroyuki Yanagihashi, Yasuhiro Kanishima, Masahiro Ozawa, Takashi Sudo
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Patent number: 9941576Abstract: An antenna device includes a power supply coil to which a near field communication circuit is connected, a near field communication coil that is coupled to an antenna coil of a communication target and the power supply coil via a magnetic field and that resonates at the frequency of a near field communication signal, and a non-contact charging coil that is connected to a non-contact charging control circuit and that is coupled to a target coil for non-contact charging. The power supply coil and the non-contact charging coil are provided on the same plane or on planes that are close to each other. The non-contact charging coil is superposed with the near field communication coil when viewed in plan view, and the shortest distance between the power supply coil and the NFC coil is smaller than the shortest distance between the power supply coil and the non-contact charging coil.Type: GrantFiled: September 19, 2016Date of Patent: April 10, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Hiromitsu Ito, Masahiro Ozawa