Patents by Inventor Tomohiro Sato

Tomohiro Sato 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).

  • Publication number: 20130062972
    Abstract: A three-phase rotary electrical machine including a stator including a stator core including split cores, a rotor, a bobbin attached to each of the split cores, a winding being wound around each split core to which the bobbin is attached, and a bobbin unit including three of the bobbins which are arranged in a circumferential direction of a rotation axis as one unit, wherein the bobbin positioned at a center of the bobbin unit are formed in a bendable manner integrally with the bobbins positioned adjoining to the bobbin positioned at the center, the bobbin unit is sealed with the bobbin unit positioned adjoining thereto, and a cooling passage extending in the axial direction is provided at each clearance between the windings for three phases.
    Type: Application
    Filed: September 7, 2012
    Publication date: March 14, 2013
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Tomohiro SATO
  • Publication number: 20130049521
    Abstract: A stator for a rotary electric machine has a plurality of core bodies arranged in an annular shape and held by a circular cylindrical holding ring. Each of core teeth included in the respective core bodies includes a tooth portion which radially extends when the core tooth is attached to the holding ring, and around which a coil is wound. The core tooth includes a back yoke portion which circumferentially extends and is connected to the radially outward side of the tooth portion. The outer circumferential surface of each of the back yoke portions has a protruded portion at the circumferential center thereof and has recessed portions at opposite circumferential ends thereof. The protruded portion protrudes radially outwardly from a reference circle located a predetermined distance apart from the axial center of a stator, and the recessed portion is recessed radially inwardly from the reference circle.
    Type: Application
    Filed: May 17, 2011
    Publication date: February 28, 2013
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Tomohiro Sato
  • Publication number: 20130036865
    Abstract: A copper alloy having excellent sliding performance is produced without relying on lead or molybdenum. The copper alloy contains a sintered Cu5FeS4 material produced by sintering a raw material powder that comprises Cu, Fe and S and is produced by a gas atomizing method.
    Type: Application
    Filed: April 20, 2011
    Publication date: February 14, 2013
    Inventors: Tomohiro Sato, Yoshimasa Hirai, Toru Maruyama, Takeshi Kobayashi
  • Publication number: 20130038169
    Abstract: An electrical rotary machine comprises a stator having a plurality of split cores arranged in an annular shape and a holding ring capable of retaining the plurality of split cores on an inner circumferential surface so that a surface pressure is applied to an outer circumferential surface of the split cores. The electrical rotary machine further comprises a rotor provided radially inside of the stator facing the split cores in a radial direction and rotatable relative to the stator. Each of the split cores includes a tooth portion extending in an radial direction and a back yoke portion extending in a circumferential direction. Each of the split cores further includes a slit penetrating an outer circumferential periphery of the back yoke portion except for either circumferential end of the back yoke portion.
    Type: Application
    Filed: May 17, 2011
    Publication date: February 14, 2013
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Tomohiro Sato
  • Publication number: 20130020902
    Abstract: A rotational electric machine comprises a stator having a plurality of cores arranged in an annular ring shape and a retaining ring capable of retaining the plurality of cores on an inner circumferential surface so that a surface pressure is applied to an outer circumferential surface of the plurality of cores. The rotational electric machine further comprises a rotor provided radially inside of the stator facing the plurality of cores in a radial direction and rotatable relative to the stator. The stator and the rotor are mounted on a housing. The retaining ring is provided with a flange portion. The flange portion is formed on an axial middle portion of an outer circumferential surface of the retaining ring and to be attachable to the housing.
    Type: Application
    Filed: April 27, 2011
    Publication date: January 24, 2013
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Tomohiro Sato
  • Patent number: 8334890
    Abstract: A display control apparatus that receives information from remote controls and that controls a display device. The display control apparatus includes a remote control information obtaining device that obtains remote control information, a display data creation device that creates display data for displaying pointers corresponding to the remote controls based on the remote control information, a display data output device that outputs the display data, a distance determination device that calculates a relative distance between display positions of the pointers and determines whether the relative distance is larger than a predetermined distance, and a driving signal transmission device that transmits, to at least one of the remote controls corresponding to the pointers for which the relative distance is equal to or less than the predetermined distance, a driving signal to cause a notification device provided in the remote control to be driven.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: December 18, 2012
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomohiro Sato
  • Publication number: 20120310461
    Abstract: A hybrid drive device includes: a gear mechanism that divides and transmits rotary power of an internal-combustion engine to first motor generator and second motor generator; a first shaft to which rotary power of the first motor generator is transmitted; a rotary element; a second shaft to which rotary power of the rotary element is transmitted after deceleration; a third shaft to which rotary power of the second shaft is transmitted after deceleration; a first power-transmission switching mechanism that can switch rotary power of the second motor generator among a state of being transmitted to the rotary element, a state of being transmitted to the third shaft, and a state of not being transmitted; and a second power-transmission switching mechanism that can switch rotary power of the first shaft between a state of transmission to the second shaft and a state of not transmitted.
    Type: Application
    Filed: February 23, 2011
    Publication date: December 6, 2012
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Taketoki Maruyama, Tomohiro Sato
  • Publication number: 20120201423
    Abstract: There are provided an image processing apparatus, an image processing method and an image processing program for transforming a target image having no contour of straight line portions. An ellipse E1 by which the target image is approximated is calculated (S20), a center candidate OA of the target image is decided (S21), a first polygon P1 associated with the ellipse and the center candidate is calculated (S22), a projective transformation matrix for projectively transforming the first polygon into a second polygon P1? associated with an ellipse whose center is a point where the center candidate is projectively transformed is calculated (S23), and the target image is projectively transformed based on the projective transformation matrix to obtain a transformation image (S24).
    Type: Application
    Filed: October 18, 2010
    Publication date: August 9, 2012
    Applicant: RAKUTEN, INC.
    Inventors: Rikio Onai, Tomohiro Sato, Masaya Mori, Masahiro Sanjo
  • Patent number: 8202406
    Abstract: A porous sheet which has good balance between electrolytic solution permeability and dry-up resistance, is superior in high-rate property, and is suitable for a separator for an electrochemical element, and a manufacturing method thereof are provided. The present invention relates to a porous sheet comprising a porous substrate containing non-fibrillar fibers having an average fiber diameter of 0.01-10 ?m and a net-like structural body composed of a polymer, the net-like structural body having penetrating pores with a pore diameter of 0.01-10 ?m, wherein the net-like structural body is present at the surface and at the internal of the porous substrate and the non-fibrillar fibers having an average fiber diameter of 0.01-10 ?m and the net-like structural body are entangled; to a separator for an electrochemical element comprising the porous sheet; and to a method for manufacturing the porous sheet.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: June 19, 2012
    Assignee: Mitsubishi Paper Mills Limited
    Inventors: Takahiro Tsukuda, Masatoshi Midorikawa, Tomohiro Sato
  • Publication number: 20120112580
    Abstract: A stator of a rotating electrical machine is provided. The stator includes a core unit which includes plural core assemblies arranged annularly, each core assembly being wound with a coil, plural accommodating portions which are provided to correspond to the core assemblies, each accommodating portion accommodating at least one of (i) a connection portion of end portions of adjacent coils for forming a neutral point and (ii) a connection portion of the other end portion of one of the adjacent coils and a power supply line, a temperature detector which detects at least one of a temperature of an oil and a temperature of a coil of the plural coils, and a signal line which is connected to the temperature detector for transmitting a detection signal from the temperature detector to an outside. Each of the accommodating portions includes a holding portion which holds the signal line.
    Type: Application
    Filed: November 3, 2011
    Publication date: May 10, 2012
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Tomohiro Sato, Hiroyuki Nagata
  • Publication number: 20120024825
    Abstract: A pressure surface of a first metal material for receiving a pressure therethrough is fabricated to have a directional component parallel to a pressure-application direction and a directional component perpendicular to the pressure-application direction, and an electrically-conductive core is fabricated to have a surface along the pressure surface and a surface perpendicular to the pressure-application direction. An assembly comprising the first metal material, the second metal material and the core is set in a pulse electric-current bonding unit to perform a pulse electric-current bonding process.
    Type: Application
    Filed: March 4, 2011
    Publication date: February 2, 2012
    Inventors: Tadashi MASUOKA, Akinaga KUMAKAWA, Shin-ichi MORIYA, Tomohiro SATO, Shinichi TAKEI
  • Patent number: 8060221
    Abstract: A tracing-result optimization processing unit generates an optimized tracing result. A tracing-result collation processing unit collates the optimized tracing result and a time chart as a basis of a sequence processing for an external apparatus and detects shift of the optimized tracing result. A tracing-result storing unit accumulates and stores therein a tracing result obtained by a programmable logic controller at predetermined time intervals. Every time the tracing result is stored in the tracing-result storing unit, the tracing-result optimization processing unit generates the optimized tracing result.
    Type: Grant
    Filed: June 13, 2006
    Date of Patent: November 15, 2011
    Assignee: Mitsubishi Electric Corporation
    Inventors: Kaori Sakagami, Masanobu Sumiya, Tomohiro Sato, Makoto Nonomura
  • Patent number: 8033845
    Abstract: There are provided the body supported to the side of the combination switch and having the circular wall, the rotor connected rotatably to the body and coaxial with the wall section, the free motion spacer formed circularly between the body and the rotor and capable of freely turning with rotation of the rotor, the first guide section and the roller constituting the second guide section which are provided in the free motion spacer, the first flat cable arranged along in the circumferential direction of the outer and inner peripheral sides of the free motion spacer in such a manner that both ends of the first flat cable are fixed to the body and the rotor respectively and the first flat cable is reversed by always making the convex side of the reversing section in the first flat cable contact the first guide section, and the second flat cable arranged along the circumferential direction of the outer and inner peripheral sides of the free motion spacer in such a manner that both ends of the second flat cable ar
    Type: Grant
    Filed: June 17, 2009
    Date of Patent: October 11, 2011
    Assignee: Niles Co., Ltd.
    Inventors: Hiroshi Oishi, Tomohiro Sato
  • Publication number: 20110227907
    Abstract: A head-mounted display is provided. The head-mounted display includes an image presentation unit configured to present an image to an eye of a user, a control unit configured to play content data and control the image presentation unit to present an image obtained by playing the content data, a power supply management unit configured to manage supply and cutoff of power to the image presentation unit, and a detection unit configured to detect a segmentation point of content indicated by the content data played by the control unit. The control unit is configured to stop playing the content data in response to the detection unit detecting the segmentation point. The power supply management unit is configured to cut off the power supplied to the image presentation unit in response to the detection unit detecting the segmentation point.
    Type: Application
    Filed: June 1, 2011
    Publication date: September 22, 2011
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Tomohiro SATO
  • Publication number: 20110215666
    Abstract: A stator assembly structure of a rotary electrical machine for assembling a stator on a case includes the stator including a stator holder and a stator core, the stator holder including a flange portion that includes a plurality of positioning bores arranged at intervals and a fixing portion fixing the stator to the case, the case including a positioning pin having an outer diameter smaller than a diameter of each of the positioning bores and being engageable with each of the positioning bores, the case further including a fixing seat, and each of the positioning bores including at least three bending portions that extend from a peripheral edge of the positioning bore towards a radially inward side, each of the bending portions being formed to be bent at a portion in a length direction from the peripheral edge towards the radially inward side relative to the flange portion.
    Type: Application
    Filed: February 25, 2011
    Publication date: September 8, 2011
    Applicant: Aisin Seiki Kabushiki Kaisha
    Inventors: Masafumi Sakuma, Tomohiro Sato
  • Patent number: 7980349
    Abstract: A drive system for a vehicle includes a motor, an internal combustion engine, a generator, a power distribution mechanism distributing a driving force of the internal combustion engine to driving wheels and the generator, an electronic control unit controlling the motor and the internal combustion engine, and rotation members connected to first driving wheels constituted by one of front wheels and rear wheels and including an output element of the power distribution mechanism, wherein the internal combustion engine driving the first driving wheels via the power distribution mechanism, the motor driving second driving wheels not driven by the internal combustion engine, the rotation members are driven by the internal combustion engine.
    Type: Grant
    Filed: June 10, 2008
    Date of Patent: July 19, 2011
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventor: Tomohiro Sato
  • Patent number: 7977260
    Abstract: The present invention provides a separator for an electric double layer capacitor comprising a porous sheet containing fibrillated heat-resistant fibers, polyester fibers having a fineness of 0.01 dtex to less than 0.10 dtex, and fibrillated cellulose, which is suitable for use as a separator for an electric double layer capacitor operating at high voltages of 3 V or more.
    Type: Grant
    Filed: November 28, 2006
    Date of Patent: July 12, 2011
    Assignee: Mitsubishi Paper Mills Limited
    Inventors: Takahiro Tsukuda, Masatoshi Midorikawa, Tomohiro Sato
  • Publication number: 20110157365
    Abstract: A head-mounted display includes an image capture device that captures an image; a first setting device that sets a starting time for the capturing of the image; a start command device that causes the image capture device to start capturing the image at the starting time; a first acquiring device that acquires an audio text in which sound that is emitted by a captured object has been converted into text; a storage control device that stores in a storage device the image that has been captured during an interval from the time that the capturing of the image is started until the audio text is acquired; a first creating device that creates a display image in which the captured image and the audio text are synchronized by superimposing the audio text on the captured image; and a display control device that outputs the display image.
    Type: Application
    Filed: December 21, 2010
    Publication date: June 30, 2011
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Tomohiro SATO
  • Publication number: 20110074658
    Abstract: A head mounted display includes: an image presentation portion that sequentially presents each of content images to a user's eye; an imaging portion that images an object when the content images are presented; an event acquisition portion that acquires an event occurring outside; a storage control unit that stores imaging data including the imaged object and imaging time position information regarding an imaging time; an event determination unit that determines whether the acquired event has a specific feature; a first specification unit that specifies first time position information regarding a timing when the event having the specific feature is occurred; and a first association registration unit, which, when the event has the specific feature, associates presentation identification information for identifying the presented content images with the first time position information, and which registers the presentation identification information and the first time position information.
    Type: Application
    Filed: September 7, 2010
    Publication date: March 31, 2011
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Tomohiro SATO
  • Publication number: 20100292577
    Abstract: An ultrasound image diagnosis apparatus executing lighting-on and lighting-off of a lighting device by detecting an identification (ID) data of a probe or an operation on an operation panel. The ultrasound image diagnosis also includes a lighting device configured to identify a usage state or non-usage state of the ultrasound probe by a lighting color. While an ultrasound examination is performed in a dimly-lit room, a visibility of an ultrasound probe connector can be increased.
    Type: Application
    Filed: May 12, 2010
    Publication date: November 18, 2010
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATION
    Inventors: Tomohiro Sato, Katsuya Hirakui, Katsuteru Kuramata, Hideo Onodera