Patents by Inventor Takashi Hattori

Takashi Hattori 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).

  • Methods of producing sialooligosaccharides and uses thereof
    Patent number: 10610537
    Abstract: The present invention provides a method of producing a sialooligosaccharide, which comprises: (1) hydrolyzing a sialoglycoprotein by heating at a temperature from 70 to 90° C. in an alkaline aqueous solution; and (2) purifying the hydrolysate to obtain the sialooligosaccharide, wherein a weight ratio of sialic acid to hexose contained in the resulting sialooligosaccharide is from 0.5 to 0.9.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: April 7, 2020
    Assignee: MASAYOSHI LTD.
    Inventors: Hifumi Ohishi, Rie Tokuyama, Haruka Arao, Changfang Zhou, Hisanori Tani, Takashi Hattori
  • ELECTRIC PUMP APPARATUS
    Publication number: 20200106321
    Abstract: An electric pump apparatus includes a motor, an inverter board, a coil support, a housing, and a pump portion driven by the motor. Coils include first end portions and second end portions drawn out from the coils, the first end portion and the second end portion defining both end portions of each of conducting wires of the coils. The inverter board is on a first axial side of the motor. The coil support includes a neutral point busbar that electrically connects the coils to one another. The coil support includes a first region including the first end portions arranged therein, each first end portion being directly connected to the inverter board, and a second region including the second end portions and the neutral point busbar arranged therein, each second end portion being connected to the neutral point busbar.
    Type: Application
    Filed: September 18, 2019
    Publication date: April 2, 2020
    Inventors: Kazuhiro HOMMA, Tomohiro SAKATA, Susumu MAEDA, Masato AONO, Takashi HATTORI
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20200062295
    Abstract: A motor includes a rotor, a stator that surrounds the radial outer side of the rotor, a housing that contains the rotor and the stator, a holder axially above the stator, a substrate fixed to the axial upper side of the holder, and a connector radially outward of the housing and electrically connected to the substrate. The holder includes a holder body, and a holder protrusion that connects to the holder body and extends radially outward from the housing. The connector contacts the underside of the holder protrusion.
    Type: Application
    Filed: March 30, 2017
    Publication date: February 27, 2020
    Inventors: Takashi HATTORI, Takahiro KIZU, Toshiya OKAMOTO, Yuichi NISHIKAWA, Yoshiaki YAMASHITA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20200059141
    Abstract: A motor includes a rotor, a stator including coils defined by windings of coil wires, a coil support into which the coil wires are inserted, a bearing supporting the shaft, a holder with a through-hole that holds both the bearing and the coil support. The coil support includes a base on the top surface of the stator, and a coil support portion extending axially upward from the base, at least a portion of which is located in the through-hole. The base is fitted to the stator through a gap.
    Type: Application
    Filed: March 30, 2017
    Publication date: February 20, 2020
    Inventors: Toshiya OKAMOTO, Takashi HATTORI, Yusaku YOSHIDA, Yoshiaki YAMASHITA, Takahiro KIZU, Yuichi NISHIKAWA
  • Motor and method of manufacturing the same
    Patent number: 10566871
    Abstract: A motor, may include a rotor having a shaft which has its center on a center axis extending in one direction; a stator which surrounds the rotor in the axial circumference, and includes a plurality of coils; and bus bars connecting coil ends extending from the coils. The bus bars may include a plate shape member bent in a thickness direction, a width direction of the bus bars being identical to an axial direction of the motor. Each of the bus bars may include a main body portion, and a coil end connection portion which extends from the main body portion and grips one of the coil ends at an opening that is open toward one direction within a plane perpendicular to the axial direction.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: February 18, 2020
    Assignee: NIDEC CORPORATION
    Inventors: Hiroshi Sambuichi, Kosuke Ogawa, Takashi Hattori
  • Motor and method of manufacturing the same
    Patent number: 10566870
    Abstract: A motor, may include a rotor having a shaft which has its center on a center axis extending in one direction; a stator which surrounds the rotor in the axial circumference, and includes a plurality of coils; and bus bars connecting coil ends extending from the coils. The bus bars may include a plate shape member bent in a thickness direction, a width direction of the bus bars being identical to an axial direction of the motor. Each of the bus bars may include a main body portion, and a coil end connection portion which extends from the main body portion and grips one of the coil ends at an opening that is open toward one direction within a plane perpendicular to the axial direction.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: February 18, 2020
    Assignee: NIDEC CORPORATION
    Inventors: Hiroshi Sambuichi, Kosuke Ogawa, Takashi Hattori
  • MOTOR FOR VEHICLE AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190348885
    Abstract: A motor mounted on a vehicle includes a motor with a shaft placed along the central axis, a rotor radially opposed to the rotor through a gap, and a circuit board placed on one side of the axis of the stator and electrically connected to the stator. The stator includes a stator core, and a plurality of coils each including a winding portion which is defined by winding a coil wire onto the stator core. At least one of the plurality of coils is a first coil including a first extension which is defined by a portion of the coil wire extending to one side of the central axis from the winding portion. The first extension includes a connected portion connected to the winding portion, and a fixed portion fixed to the circuit board.
    Type: Application
    Filed: November 22, 2017
    Publication date: November 14, 2019
    Inventors: Takashi HATTORI, Toshiya OKAMOTO, Hiroshi OGAWA, Yoshinobu ARAO, Yoshiaki YAMASHITA
  • Motor
    Patent number: 10468926
    Abstract: Described herein is a motor including a stationary section and a rotating section. The stationary section includes a stator core having a plurality of teeth, and a coil constituted by a conducting wire wound around each of the plurality of teeth. The rotating section has a plurality of magnets arranged in a circumferential direction, a rotor core which is in contact with the magnets, a magnet holder which is fixed to the rotor core, and an annular plate. The lower surface of the annular plate faces the upper surface of the magnets. Further, the annular plate is fixed to the rotor core and the magnet holder. Employing this structure enables the annular plate to further prevent an upward position shift of the magnets.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: November 5, 2019
    Assignee: NIDEC CORPORATION
    Inventors: Hidehiro Haga, Masato Aono, Takashi Hattori
  • Motor
    Patent number: 10468935
    Abstract: A motor body includes a motor housing accommodating a rotor and a stator, a cover disposed above the motor body, a connector including a connector covering portion disposed between the motor body and the cover, and a substrate electrically connected to the motor body. The motor includes a first sealing portion that seals an upper portion of the motor housing and the connector covering portion, and a second sealing portion disposed on an upper side of the first sealing portion, the second sealing portion sealing is disposed between the cover and the connector covering portion, and the first sealing portion is disposed below an upper end of the motor housing.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: November 5, 2019
    Assignee: NIDEC CORPORATION
    Inventors: Yoshiaki Yamashita, Takashi Hattori
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190319517
    Abstract: A motor includes a rotor, a stator, a housing, a heat sink, a substrate, a connector, and a cover. The connector includes a connector shell with a shell projection shell. The heat sink includes a heat sink body and a heat sink protrusion. The heat sink protrusion includes a heat sink recess or heat sink projection. The shell projection or shell recess, and the heat sink recess or heat sink projection are fitted through a gap.
    Type: Application
    Filed: March 30, 2017
    Publication date: October 17, 2019
    Applicant: Nidec Corporation
    Inventors: Takashi HATTORI, Yusaku YOSHIDA, Toshiya OKAMOTO, Takahiro KIZU, Yuichi NISHIKAWA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190319516
    Abstract: A motor includes a rotor with a shaft that extends axially, a stator that surrounds a radial outer side of the rotor, a heat sink that is axially above the stator and provided with cavities that pass conductors therethrough and extend axially, and a substrate that is axially above the heat sink and includes an electronic component mounted thereon, wherein the heat sink includes a contact surface that contacts the substrate or electronic component directly or via a heat dissipating member and an exposed surface that does not come into contact with other members, wherein the exposed surface is located closer to an outer edge than the cavities.
    Type: Application
    Filed: March 30, 2017
    Publication date: October 17, 2019
    Inventors: Takahiro KIZU, Takashi HATTORI, Toshiya OKAMOTO, Yuichi NISHIKAWA, Yoshiaki YAMASHITA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190283798
    Abstract: A motor includes a rotor, a stator, a housing, a substrate, a connector, and a cover. The cover includes a covering wall that extends axially downward from a radial outer rim and covers at least a portion of the radial outer rim of the connector, and a cover recess that is radially inward from the covering wall and is depressed axially. The connector includes a connector projection that is provided in a radial outer edge area and extends axially, and the connector projection and the cover recess are fitted together through a gap.
    Type: Application
    Filed: March 30, 2017
    Publication date: September 19, 2019
    Inventors: Takashi HATTORI, Yusaku YOSHIDA, Toshiya OKAMOTO, Takahiro KIZU, Yuichi NISHIKAWA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190280567
    Abstract: A motor includes a rotor including a shaft that extends axially, a stator that surrounds the radial outer side of the rotor and includes coils defined by windings of coil wires, a holder with through-holes that is axially above the stator for insertion of the coil wires therethrough and extends axially, and a substrate that is axially above the holder and includes an electronic component mounted thereon. Only some of the coil wires with the same phase are inserted into each of the through-holes, and the through-holes are separate holes provided to different phases of the coil wires.
    Type: Application
    Filed: March 30, 2017
    Publication date: September 12, 2019
    Inventors: Takashi HATTORI, Takahiro KIZU, Toshiya OKAMOTO, Yuichi NISHIKAWA, Yoshiaki YAMASHITA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190280566
    Abstract: A motor includes a heat sink including an inner region, and an outer region located radially outward from the inner region. An axial thickness of the inner region is larger than an axial thickness of the outer region, the bottom surface of the outer region is located axially above the bottom surface of the inner region, and the inner region and the electronic component at least partially overlap in an axial direction. A bus bar holder is located axially below the outer region and overlaps the inner region in a radial direction.
    Type: Application
    Filed: March 30, 2017
    Publication date: September 12, 2019
    Inventors: Takashi HATTORI, Takahiro KIZU, Toshiya OKAMOTO, Yuichi NISHIKAWA, Yoshiaki YAMASHITA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190273416
    Abstract: A motor includes a rotor, a stator, a housing, and a flange. The housing includes a first cylindrical portion, a contact portion extending radially inward from an axial lower end of the first cylindrical portion, a second cylindrical portion that extends axially downward from a radial inner edge of the contact portion and has a smaller outer diameter than the first cylindrical portion, and a bottom portion extending radially inward from an axial lower end of the second cylindrical portion. The flange includes a flange cylindrical portion, and a flange flat portion extending radially outward from an axial lower end of the flange cylindrical portion. The flange cylindrical portion is fixed to an outer surface of the second cylindrical portion and an upper end of the flange cylindrical portion contacts with an outside lower surface of the contact portion.
    Type: Application
    Filed: March 30, 2017
    Publication date: September 5, 2019
    Inventors: Takahiro KIZU, Takashi HATTORI, Toshiya OKAMOTO, Yuichi NISHIKAWA
  • MOTOR AND ELECTRIC POWER STEERING DEVICE
    Publication number: 20190267862
    Abstract: A motor includes a rotor including a shaft extending axially, a stator surrounding a radial outside of the rotor and including a coil defined by a wound coil wire, a holder disposed on an axially upper side of the stator, the coil wire being inserted into the holder, the holder including through-holes extending axially, and a circuit board disposed on the axially upper side of the holder, an electronic component being mounted on the circuit board. When the holder is viewed from the axially upper side, the through-holes are located in a region where a center angle (?) centered on the shaft is less than or equal to 180 degrees.
    Type: Application
    Filed: March 30, 2017
    Publication date: August 29, 2019
    Inventors: Takashi HATTORI, Takahiro KIZU, Toshiya OKAMOTO, Yuichi NISHIKAWA, Yoshiaki YAMASHITA, Mitsuo KODAMA, Yuya SAITO, Shingo FUKUMOTO, Chiharu KOBAYASHI
  • Seat slide device for vehicles
    Patent number: 10272802
    Abstract: A seat slide device for vehicles includes a lower rail, an upper rail, a lock mechanism, a spring member, and an unlocking handle. The upper rail is supported in a slidable manner by the lower rail. The lock mechanism is provided within the upper rail and restricts the movement of the upper rail relative to the lower rail. The spring member is provided within the upper rail. The unlocking handle is operated against the pressing force of the spring member to remove restrictions on the movement of the upper rail imposed by the lock mechanism. The upper rail has inner walls and outer walls. The inner walls have engagement holes formed through the inner walls in the width direction. The spring member has engagement sections inserted through and engaged with the engagement holes. The engagement sections face the outer walls in the width direction.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: April 30, 2019
    Assignee: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Tomio Matsufuji, Takashi Hattori, Kosuke Taniguchi
  • MOTOR
    Publication number: 20190115806
    Abstract: A motor may include a rotor having a rotating shaft extending in an up-down direction, a stator that opposes the rotor, a housing that holds the stator, a heat sink that is attached to the housing, and a circuit board on which electronic components are mounted and which is disposed on a lower surface of the heat sink. The electronic components may include a heat-generating element. The housing may include a cylindrical portion and a flange portion extending outward in a radial direction from an upper end of the cylindrical portion. The heat sink may have a protruding portion protruding downward in an axial direction and is attached to an upper surface of the flange portion in the axial direction using a fixing member. The heat-generating element may be in contact with the heat sink via a heat-conducting member.
    Type: Application
    Filed: March 21, 2017
    Publication date: April 18, 2019
    Inventors: Yoshiaki YAMASHITA, Takashi HATTORI, Takahiro KIZU
  • NON-AQUEOUS ELECTROLYTIC SOLUTION AND LITHIUM BATTERY
    Publication number: 20190081356
    Abstract: A non-aqueous electrolytic solution comprising a non-aqueous solvent and an electrolyte, which further contains a combination of a nitrile compound and an S?O group-containing compound (or a dinitrile compound) in an amount of 0.001 to 10 wt. % imparts improved cycle performance and storage property to a lithium battery, particularly a lithium secondary battery.
    Type: Application
    Filed: November 9, 2018
    Publication date: March 14, 2019
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Takashi HATTORI, Yahuo MATSUMORI
  • MOTOR AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20180323670
    Abstract: A motor, may include a rotor having a shaft which has its center on a center axis extending in one direction; a stator which surrounds the rotor in the axial circumference, and includes a plurality of coils; and bus bars connecting coil ends extending from the coils. The bus bars may include a plate shape member bent in a thickness direction, a width direction of the bus bars being identical to an axial direction of the motor. Each of the bus bars may include a main body portion, and a coil end connection portion which extends from the main body portion and grips one of the coil ends at an opening that is open toward one direction within a plane perpendicular to the axial direction.
    Type: Application
    Filed: July 10, 2018
    Publication date: November 8, 2018
    Inventors: Hiroshi SAMBUICHI, Kosuke OGAWA, Takashi HATTORI