Patents by Inventor Yuji Sakai
Yuji Sakai 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: 8723618Abstract: The power combiner/distributor for performing one of power combination and power division, includes: a first branch circuit (117) having a plurality of first branch side terminals (113, 114) connected in parallel and one first combination side terminal (115), which are connected through a first power combination point (116); and a second branch circuit (137) having a plurality of second branch side terminals (133, 134) connected in parallel and one second combination side terminal (135) connected through a second power combination point (136), the one first combination side terminal and the one of plurality of second branch side terminals being connected to each other, in which a length from the first power combination point to the second power combination point is an integral multiple of ½ wavelength.Type: GrantFiled: April 12, 2011Date of Patent: May 13, 2014Assignee: Mitsubishi Electric CorporationInventors: Akimichi Hirota, Yukihiro Tahara, Naofumi Yoneda, Yuji Sakai
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Publication number: 20140114131Abstract: A scanning endoscope includes an optical fiber that illuminates a living body, a holding member that holds the optical fiber, in which the optical fiber is provided so as to extend from a distal end face by a predetermined length, and a concave portion that communicates with the insertion hole is formed on the distal end face, a drive portion that is provided in the holding member, and causes a free end of the optical fiber that extends from the distal end face of the holding member to scan, and an adhesive portion that is coated on or filled in the concave portion to firmly fix the optical fiber and the holding member to each other, and has a plane which is flush with the distal end face of the holding member formed thereon.Type: ApplicationFiled: October 18, 2013Publication date: April 24, 2014Applicants: OLYMPUS CORPORATION, OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Yuji SAKAI, Tomoki FUNAKUBO, Morimichi SHIMIZU
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Publication number: 20140088363Abstract: An endoscope system includes: an endoscope that has a light guiding member that guides an illuminating light, an optical system that irradiates the illuminating light onto an object, and a drive portion that rocks the light guiding member so that the illuminating light is irradiated along a predetermined scanning pattern; a coordinate information acquisition portion that can identify an irradiation position; a storage portion in which information regarding chromatic aberration of magnification caused by the optical system, is previously stored a correction information acquisition portion that, upon detecting that light of the predetermined wavelength band is irradiated onto a position corresponding to a predetermined image height, detects an aberration amount of the light of the other wavelength band and outputs image correction information that corrects chromatic aberration of magnification based on the aberration amount; and an image processing portion that performs image correction processing based on theType: ApplicationFiled: October 10, 2013Publication date: March 27, 2014Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Yuji SAKAI, Tsutomu UZAWA, Katsumi HIRAKAWA
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Publication number: 20140073950Abstract: A scanning endoscopic device includes an optical fiber allowing irradiation light guided from a proximal side fiber portion to a distal side fiber portion to exit from a distal end thereof, and an actuator section placed to a distal direction side of the proximal fiber portion. The scanning endoscopic device includes a light absorbing section absorbing beam light having directivity in one direction, and the light absorbing section includes a black filling member filling a space between the proximal side fiber portion and an outer envelope tube in radial directions.Type: ApplicationFiled: September 11, 2013Publication date: March 13, 2014Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Nobuaki Akui, Yuji Sakai
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Publication number: 20140075461Abstract: According to one embodiment, a medium processing method includes first reading, second reading, and determining. The first reading is configured to read first medium identification information and cassette identification information which are stored in a first medium contained in a cassette. The second reading is configured to read cassette information from the cassette. The determining is configured to determine a cassette contained medium formed of the cassette and the medium as authentic, when the cassette information includes the first medium identification information and the cassette identification information.Type: ApplicationFiled: August 22, 2013Publication date: March 13, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Sumio Kuroda, Kazuhito Shimomura, Yuji Sakai, Kenichiro Suzuki
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Publication number: 20140068641Abstract: According to one embodiment, the cassette is provided with an outer shell, a plurality of trays, a shutter, and a lock mechanism. The outer shell has an upper wall and a lower wall each including a square shape and a circular shape, a side wall between edges of the square shapes, and an opening portion between edges of the circular shapes. A tray is an annular shape having a concave portion in which an optical disk is placed. The shutter is a semicircular shape, includes a gear on an outer peripheral wall and a plurality of shelves to support each of the trays on an inner peripheral wall, and rotates from a first position for closing an opening portion to a second position for opening the opening portion. The lock mechanism locks the shutter in the first position.Type: ApplicationFiled: August 29, 2013Publication date: March 6, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Sumio Kuroda, Kazuhito Shimomura, Yuji Sakai, Kenichiro Suzuki
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Publication number: 20140043949Abstract: According to one embodiment, an information recording apparatus includes a divider, a generator, and a recorder. The divider is configured to divide recording data into a plurality of recording data blocks for each predetermined recording unit. The generator is configured to set, as a first block set, n recording data blocks recorded in corresponding areas in file system management areas of n, first to nth (n: integer, n?2) storages, and generate first parity data from the n recording data blocks forming the first block set. The recorder is configured to record the n recording data blocks forming the first block set and the first parity data.Type: ApplicationFiled: August 2, 2013Publication date: February 13, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Kenichiro Suzuki, Kazuhito Shimomura, Yuji Sakai, Sumio Kuroda, Kouichi Ogi
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Patent number: 8563618Abstract: Disclosed is an agent for skin external preparation which is hardly reduced in viscosity even when stored for a long period under extreme high temperature storage conditions and is therefore stable. The preparation is in an emulsion form, and comprises (1) an alginic acid polyol ester having an esterification degree ranging from 75 to 95% (e.g., alginic acid propylene glycol ester) and/or a salt thereof; (2) a polyvalent metal ion (e.g., a calcium ion); and (3) a 4-alkylresolcinol (e.g., 4-n-butylresolcinol) and/or a salt thereof.Type: GrantFiled: April 24, 2007Date of Patent: October 22, 2013Assignees: Kuraray Co., Ltd., Pola Chemical Industries Inc.Inventors: Hisashi Akamatsu, Masashi Suzuki, Yuji Sakai
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Publication number: 20130125149Abstract: According to one embodiment, a data processing apparatus has a magazine, an optical disc drive, a transport mechanism, and an inner shell. The magazine stores a plurality of optical discs. The optical disc drive has an insertion portion to be closed with a tray for holding an optical disc. The transport mechanism transports the optical disc between the magazine and the optical disc drive. The inner shell includes a mounting portion for holding the magazine and a seal mechanism for closing a path communicating exterior and interior. The inner shell isolates at least the loading slot, the insertion portion and the transport mechanism from the exterior while the magazine is inserted in the mounting portion.Type: ApplicationFiled: July 5, 2012Publication date: May 16, 2013Applicant: Kabushiki Kaisha ToshibaInventors: Kazuhito Shimomura, Yuji Sakai
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Publication number: 20130124585Abstract: According to one embodiment, a file processing apparatus includes a file group generator, a divided file generator, and a recorder. The file group generator is configured to generate a file group formed by a plurality of first processing target files each having a size less than a threshold size of processing target files. The divided file generator is configured to generate first divided files by dividing the file group, and to generate second divided files by dividing a second processing target file having a size not less than the threshold size of the processing target files. The recorder is configured to record the first and second divided files.Type: ApplicationFiled: September 12, 2012Publication date: May 16, 2013Applicant: Kabushiki Kaisha ToshibaInventors: Kenichiro SUZUKI, Kazuhito Shimomura, Yuji Sakai, Atsushi Fukushima, Masaaki Inoue
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Publication number: 20130008969Abstract: There is provided an IC tag, including a substrate made of a dielectric material, an antenna pattern disposed on a surface of the substrate, a communication circuit chip connected to one end and other end of the antenna pattern on the substrate surface, which performs transmission processing and/or reception processing of a radio signal, and external circuit connection parts connected to the antenna pattern in a vicinity of the one end and the other end thereof on the surface or a rear surface of the substrate, in which a conductive part having a predetermined area opposes to other conductive part having a predetermined area on an opposed surface at an opposite side of the substrate, and the conductive part on the opposed surface at the opposite side is formed as a pad to be connected to an external circuit.Type: ApplicationFiled: June 25, 2012Publication date: January 10, 2013Applicant: SONY CORPORATIONInventor: Yuji Sakai
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Patent number: 8349118Abstract: Provided is a manufacturing method for a non-contact communication medium, including: forming in a first region a first structure including an IC chip mounted on the first region, a first adhesive in an uncured state, which is applied on the IC chip, and a first plate member placed on the first adhesive; forming in a second region a second structure including a second adhesive in an uncured state, which is applied on the second region, and a second plate member placed on the second adhesive; sandwiching the first region and the second region by a first partition wall capable of partitioning the first region and accommodating the first structure and a second partition wall capable of partitioning the second region and accommodating the second structure; and heating the first partition wall and the second partition wall, to thereby thermally cure the first adhesive and the second adhesive, respectively.Type: GrantFiled: December 15, 2010Date of Patent: January 8, 2013Assignee: Sony CorporationInventors: Shintarou Sasaki, Takanori Aizawa, Yuji Sakai
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Publication number: 20120229928Abstract: According to one embodiment, a disk storage device comprises a controller, a recording module, a read module, and a detector. The controller is configured to control a head flying height with respect to a storage medium to a predetermined value. The recording module is configured to record a measurement signal on the storage medium when the controller controls the head flying height to the predetermined value. The read module is configured to read the measurement signal from the storage medium when the controller controls the head flying height to the predetermined value. The detector is configured to detect the head flying height based on the measurement signal read from the read module.Type: ApplicationFiled: November 14, 2011Publication date: September 13, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventor: Yuji Sakai
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Publication number: 20120198901Abstract: In an apparatus for drawing a metal tube in which lubrication oil is ejected from an ejecting opening formed in a hollow rod supporting a plug to apply the lubrication oil onto an inner surface of a raw tube, the lubrication oil ejection responsiveness when a discontinuous lubrication oil supply is performed is enhanced. In the drawing apparatus in which a metal raw tube (2) is processed by passing the same between a die (10) for forming an outer surface and a plug (11) for forming an inner surface, an ejecting opening (21) from which lubrication oil (L) is ejected opens into an outer peripheral surface of a hollow rod (20) supporting the plug (11). The ejecting opening (21) is provided only in a region of the rod (20) higher than the center thereof in the up-and-down direction.Type: ApplicationFiled: August 17, 2010Publication date: August 9, 2012Applicant: SHOWA DENKO K.K.Inventors: Manabu Yamamoto, Isao Harigae, Yuji Sakai
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Publication number: 20120188266Abstract: A scanning image display includes a light source, a light detector, a scanning section, a storage section, a current controlling section, a reference current section, a sweep section, and a change section. The light detector detects the laser light emitted from the light source. The scanning section scans the laser light. The current controlling section controls laser light by supplying a current supplied to the light source. The storage section is configured to store a reference current value, a reference light output value, and a gamma table. The reference current section supplies the reference current value to the current controlling section. The sweep section sweeps current values supplied to the current controlling section to obtain one current value where the detected laser light corresponds to the reference light output value. The change section changes the gamma table based on the one current value obtained by the sweep section.Type: ApplicationFiled: January 24, 2012Publication date: July 26, 2012Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Yuji SAKAI, Tomomi KATANO
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Patent number: 8130448Abstract: A mirror unit consists of a half mirror and a mirror unit. The half mirror generates a transmitted light and a reflected light. A pair of the mirror units is arranged on one side and the other side of the half mirror so that the transmitted light and the reflected light split by the half mirror are deflected and are combined again at a common place on the half mirror. The mirror unit also has plural mirrors and is arranged to make the optical length variable by shifting the mirror unit toward one direction with a moving mechanism.Type: GrantFiled: April 24, 2009Date of Patent: March 6, 2012Assignee: Olympus CorporationInventors: Mitsuru Namiki, Yuji Sakai
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Patent number: 8120712Abstract: Disclosed is a receiver for terrestrial digital television broadcasting including: a receiving circuit for receiving terrestrial digital television broadcasting to output a video signal and an audio signal of a predetermined channel and an information signal of information related to a channel being received; a data table in the receiving circuit on which channel data for selecting channels of the terrestrial digital television broadcasting is registered; and a control circuit.Type: GrantFiled: June 29, 2007Date of Patent: February 21, 2012Assignee: Sony CorporationInventor: Yuji Sakai
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Publication number: 20110317302Abstract: According to one embodiment, a disk storage apparatus includes a read module, a measuring module, and a compensating module. The read module is configured to read first and second signals recorded on a disk, from which to measure the flying height of a head. The measuring module is configured to calculate the flying height of the head from the first and second measurement signals read by the read module. The compensating module is configured to use the data representing the flying height representing error resulting from superparamagnetic effect, thereby compensating for the flying height measured by the measuring module.Type: ApplicationFiled: March 15, 2011Publication date: December 29, 2011Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yuji SAKAI, Kazuhito SHIMOMURA, Masahide KANEGAE
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Patent number: 8071894Abstract: A semiconductor device includes a module board mounting thereon an electric component and including a plug at an edge of the module board, and a mount board including thereon a socket adapted to said plug on a surface portion of the mount board for mounting thereon the module board via said plug, wherein the mount board includes therein a heat radiation layer in contact with a bottom surface of the socket, wherein the socket comprises a heat radiation guide plate in contact with a side surface of the socket.Type: GrantFiled: November 14, 2007Date of Patent: December 6, 2011Assignee: Elpida Memory, Inc.Inventor: Yuji Sakai
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Publication number: 20110260771Abstract: The power combiner/distributor for performing one of power combination and power division, includes: a first branch circuit (117) having a plurality of first branch side terminals (113, 114) connected in parallel and one first combination side terminal (115), which are connected through a first power combination point (116); and a second branch circuit (137) having a plurality of second branch side terminals (133, 134) connected in parallel and one second combination side terminal (135) connected through a second power combination point (136), the one first combination side terminal and the one of plurality of second branch side terminals being connected to each other, in which a length from the first power combination point to the second power combination point is an integral multiple of ½ wavelength.Type: ApplicationFiled: April 12, 2011Publication date: October 27, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Akimichi HIROTA, Yukihiro Tahara, Naofumi Yoneda, Yuji Sakai