Patents by Inventor Junichi Iwasaki

Junichi Iwasaki 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).

  • Patent number: 10338597
    Abstract: A self-traveling articulated robot for working in a production factory is provided, which includes a carriage having at least two operation shafts driven by servomotors, respectively, and self-travelable in a two-dimensional plane, a robotic arm supported by the carriage and having at least one operation shaft driven by a servomotor and constituting a joint, an end effector provided to a tip portion of the robotic arm, and a control unit provided in the carriage and for controlling the operation shaft of the robotic arm and the operation shafts of the carriage to operate in cooperation with each other so that a control point defined in one of the robotic arm and the end effector reaches a target position.
    Type: Grant
    Filed: December 26, 2014
    Date of Patent: July 2, 2019
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yasuhiko Hashimoto, Takahiro Inada, Kenji Bando, Yoshiaki Tanaka, Junichi Murakami, Satoru Hibino, Yukio Iwasaki
  • Publication number: 20190195675
    Abstract: A liquid surface detecting apparatus including: a retaining section that retains liquid as sample or reagent; a light emitter that emits light toward the liquid retained in the retaining section; an image capturing device that captures an image of the liquid retained in the retaining section; and a detecting device that detects a level of a liquid surface of the liquid retained in the retaining section based on the image of the liquid captured by the image capturing device, wherein the image capturing device is provided at a position such that the light, emitted by the light emitter and reflected by the liquid surface of the liquid, directly enters the image capturing device.
    Type: Application
    Filed: December 20, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA
  • Publication number: 20190193878
    Abstract: The present invention provides a lid closing device and a lid closing method, each of which does not require a high degree of accuracy when performing a lid closing operation. A holding portion moves such that a lid is located at a position above a container. Holding of the lid by the holding portion is released at the position above the container. The lid falls to cover the container. Thus, the lid closing operation is performed.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Yukihiko KITANO
  • Publication number: 20190195857
    Abstract: A dispensing apparatus that dispenses a sample into a well of a microplate, including a light emitter that emits light to the well, a light receiver that receives light emitted by the light emitter and returned from the well; and a control unit that determines whether foreign matter is present in the well based on information on the light received by the light receiver.
    Type: Application
    Filed: December 20, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA, Yukihiko KITANO
  • Publication number: 20190193272
    Abstract: A method of attaching a tip to a pipette, which is executed in a robot system, includes: making an end effector of a robot hold a pipette; bringing a vicinity portion of a distal end of the pipette into contact with or close to an edge of an opening formed in a base of a tip while tilting an axis direction of the pipette by a predetermined angle with respect to an axis direction of the tip; attaching the tip to the pipette by inserting the distal end of the pipette and the vicinity portion of the distal end of the pipette into the tip while raising the pipette such that the axis direction of the pipette is aligned with the axis direction of the tip; and separating the pipette and the tip attached to the pipette from the predetermined spot.
    Type: Application
    Filed: December 20, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA, Yukihiko KITANO
  • Publication number: 20190193282
    Abstract: There is provided an end effector that is attached to a tip end of a robot arm for providing dispensation using a pipette and a chip attached to the pipette. The pipette includes a press button configured to draw a liquid into the chip or to discharge the liquid drawn into the chip from the chip as the press button is pressed and operated. The end effector includes a holding part for holding the pipette, a motor, and a swing part that presses and operates the press button as the swing part is driven and swung by the motor.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Yukihiko KITANO
  • Publication number: 20190193951
    Abstract: There is provided a rotary stocker which includes: a base; a rotary part provided on the base and rotatably connected to the base about a rotary axis extending in a vertical direction; a rotary drive device provided for rotating the rotary part; a plurality of shelves on which an object to be placed is placed, the plurality of shelves being fixed to the rotary part and being arranged in a circumferential direction about the rotary axis; and a sensor positioned outside the plurality of shelves in a radial direction of the rotary axis, the sensor capable of detecting whether the object to be placed is placed on each of the shelves positioned between the rotary axis and the sensor.
    Type: Application
    Filed: December 26, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Yukihiko KITANO
  • Publication number: 20190195901
    Abstract: A dispensing robot of an assay robot system includes a first contact surface oriented in a downward direction or an obliquely downward direction in a vertical direction and dispenses when the dispensing robot operates a pipette that allows a tip to be attached to a lower end of the pipette and the attached tip to be detached by pressing a tip ejector, the dispensing robot comprising: a robot arm having a hand to hold a pipette holding piece attached thereto; and a controller controls the robot arm such that the robot arm holds the pipette with the tip attached thereto by causing the hand to hold the pipette holding piece and that the robot arm is elevated and the tip ejector is pressed by bringing an upper end portion of the tip ejector of the held pipette into contact with the first contact surface from the downward direction.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Hiroya KIRIMURA, Yukihiko KITANO
  • Publication number: 20190195902
    Abstract: A reagent storage arranged at a predetermined position where predetermined work is able to be performed by a robot. The reagent storage cabinet includes: a container accommodating portion including an upper-surface opening portion and accommodating a reagent container; and a storage cabinet main body including a front-surface opening portion through which the container accommodating portion is put in and pulled out and a storage space communicating with the front-surface opening portion and accommodating the container accommodating portion. In an accommodated state that is a state where the container accommodating portion is accommodated in storage cabinet main body, the upper-surface opening portion of the container accommodating portion is sealed. In a pulled-out state that is a state where the container accommodating portion is pulled out from storage cabinet main body, the robot is able to directly access, from above, a reagent in the reagent container accommodated in the container accommodating portion.
    Type: Application
    Filed: December 26, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Yukihiko KITANO
  • Publication number: 20190195905
    Abstract: A dispensing method executed in a robot system including a pipette, a tip, a container, a liquid in the container, and a robot including a robot arm, an end effector, and a robot controller that controls the robot arm and the end effector to perform operations on the pipette and the tip, includes: making the end effector hold the pipette and the tip attached to the pipette; dipping at least a point of the tip attached to the pipette in the liquid and aspirating the liquid into the tip; bringing an outer surface of the tip attached to the pipette into contact with a part of the container, wherein the part of the container is at least one of an edge of an opening and an inside surface; and pulling the pipette and the tip attached to the pipette out of the container through the opening.
    Type: Application
    Filed: December 26, 2018
    Publication date: June 27, 2019
    Applicants: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio IWASAKI, Satoshi OUCHI, Eiji MITSUI, Junichi MATSUOKA, Takehiro HASEGAWA, Yukihiko KITANO
  • Patent number: 10301965
    Abstract: A steam turbine in an embodiment includes a casing, a turbine rotor, a rotor blade cascade, a stationary blade cascade, and a spray unit, the rotor blade cascade and the stationary blade cascade being each arranged at a plurality of stages alternately in an axial direction of the turbine rotor. The turbine rotor is housed inside the casing. In the rotor blade cascade, a plurality of rotor blades are arranged in a circumferential direction of the turbine rotor. In the stationary blade cascade, a plurality of stationary blades are arranged in the circumferential direction of the turbine rotor between a diaphragm inner ring and a diaphragm outer ring. The spray unit sprays spray water to a space located upstream from a rotor blade cascade at a final stage among the rotor blade cascades at the plurality of stages inside the casing.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: May 28, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Naoki Shibukawa, Yoshifumi Iwasaki, Junichi Tominaga, Shinichiro Ohashi
  • Patent number: 10141068
    Abstract: A magnetic element capable of generating and erasing a skyrmion, including a magnet shaped as a thin layer and including a structure surrounded by a nonmagnetic material; a current path provided surrounding an end region including an end portion of the magnet, on one surface of the magnet; and a skyrmion sensor that detects the generation and erasing of the skyrmion. With Wm being width of the magnet and hm being height of the magnet, a size of the magnet, with the skyrmion of a diameter ? being generated, is such that 2?>Wm>?/2 and 2?>hm>?/2. With W being width of the end region in a direction parallel to the end portion of the magnet and h being height of the end region in a direction perpendicular to the end portion of the magnet, the end region is such that ??W>?/4 and 2?>h>?/2.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: November 27, 2018
    Assignee: RIKEN
    Inventors: Naoto Nagaosa, Wataru Koshibae, Junichi Iwasaki, Masashi Kawasaki, Yoshinori Tokura, Yoshio Kaneko
  • Publication number: 20180280990
    Abstract: A molding sand reclamation method and reclamation system effectively separates magnetically attracted matter from molding sand. The molding sand reclamation method includes removing metal powder and metal pieces by magnetic separation with a first magnetic flux density and removing magnetically attracted matter by magnetic separation with a second magnetic flux density higher than the first magnetic flux density from molding sand separated from a casting by shot blasting, and removing by dry mechanical reclamation, from the molding sand, substances including carbonized matter adhered to the surface of the molding sand.
    Type: Application
    Filed: August 3, 2016
    Publication date: October 4, 2018
    Applicant: SINTOKOGIO, LTD.
    Inventors: Takahumi OBA, Junichi IWASAKI, Kazuya ABE, Tatsuyuki AOKI
  • Patent number: 10003010
    Abstract: Provided is a magnetic element capable of generating one skyrmion and erasing the one skyrmion. The magnetic element includes a magnet shaped like a substantially rectangular flat plate, an upstream electrode connected to the magnet in a width Wm direction of the magnet and made of a non-magnetic metal, a downstream electrode connected to the magnet in the width Wm direction to oppose the upstream electrode and made of a non-magnetic metal, and a skyrmion sensor configured to detect the skyrmion. Here, a width Wm of the substantially rectangular magnet is such that 3·?>Wm??, where ? denotes a diameter of the skyrmion, a length Hm of the substantially rectangular magnet is such that 2·?>Hm??, and the magnet has a notch structure at the edge between the upstream electrode and the downstream electrode.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: June 19, 2018
    Assignee: RIKEN
    Inventors: Naoto Nagaosa, Wataru Koshibae, Junichi Iwasaki, Masashi Kawasaki, Yoshinori Tokura, Yoshio Kaneko
  • Publication number: 20180133719
    Abstract: A method includes measuring a water content and a magnetized matter content of molding sand discharged from green sand casting equipment; comparing the measured water content with a first control value, and if the water content exceeds the first control value, drying the molding sand until the water content becomes equal to or less than the first control value; comparing the measured magnetized matter content with a second control value, and if the magnetized matter content exceeds the second control value, magnetically separating the molding sand until the magnetized matter content becomes equal to or less than the second control value; thereafter, reclaiming the molding sand by dry mechanical reclamation until a loss-on-ignition becomes equal to or less than a third control value; and classifying the molding sand until a total clay content becomes equal to or less than a fourth control value.
    Type: Application
    Filed: April 18, 2016
    Publication date: May 17, 2018
    Applicant: SINTOKOGIO, LTD.
    Inventors: Takahumi OBA, Junichi IWASAKI, Kazuya ABE, Tatsuyuki AOKI
  • Patent number: 9859017
    Abstract: To provide a magnetic element capable of performing skyrmion transfer, a skyrmion memory to which this magnetic element is applied, and a shift register, for example, a magnetic element capable of performing skyrmion transfer is provided, the magnetic element providing a transverse transfer arrangement in which the skyrmion is transferred substantially perpendicular to a current between an upstream electrode and a downstream electrode, and including a plurality of stable positions in which the skyrmion exists more stably than in other regions of a magnet, and a skyrmion sensor that detects a position of the skyrmion.
    Type: Grant
    Filed: March 5, 2017
    Date of Patent: January 2, 2018
    Assignee: RIKEN
    Inventors: Naoto Nagaosa, Wataru Koshibae, Junichi Iwasaki, Masashi Kawasaki, Yoshinori Tokura, Yoshio Kaneko
  • Patent number: 9824712
    Abstract: A magnetic storage media which has an endurance (durability) characteristics close to an infinite number of writing times of data and a data retention (holding) characteristics close to permanency, and is ultra-high-speed writable and erasable, and a data storage device and an image storage device which apply this magnetic storage media are provided. A magnetic storage media includes a thin layer magnet and a magnetic field generating unit arranged facing a surface of the magnet, and is capable of creating or eliminating a skyrmion by applying heat energy to another surface of the magnet positioned on the opposite side of the surface of the magnet, and a skyrmion memory includes the magnetic storage media.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: November 21, 2017
    Assignee: RIKEN
    Inventors: Naoto Nagaosa, Wataru Koshibae, Junichi Iwasaki, Masashi Kawasaki, Yoshinori Tokura, Yoshio Kaneko
  • Patent number: 9817346
    Abstract: An electronic apparatus includes a first thermoelectric converter that converts thermal energy dissipated from a heat source into electrical energy, a second thermoelectric converter provided on a side of a low-temperature portion of the first thermoelectric converter and that converts electrical energy into thermal energy, and a power supply controller that controls supply of power to the second thermoelectric converter such that the low-temperature portion of the first thermoelectric converter is cooled or heated.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: November 14, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takaki Saiki, Seiji Honda, Kunihito Sato, Junichi Iwasaki
  • Patent number: 9748000
    Abstract: Provided is a skyrmion memory circuit capable of circularly transferring a magnetic element skyrmion, comprising one or more current paths in a magnet having a closed-path pattern that are provided surrounding an end region including an end portion of the magnet in a plane of the magnet with the closed-path pattern, and applying current between an outer terminal connected to an outer circumferential portion of the closed-path pattern and an inner circumference electrode connected to an inner circumferential portion of the closed-path pattern, transferring the skyrmion in a direction substantially perpendicular to the direction of the applied current, and circulating the skyrmion in the magnet with the closed-path pattern.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: August 29, 2017
    Assignee: RIKEN
    Inventors: Naoto Nagaosa, Wataru Koshibae, Junichi Iwasaki, Masashi Kawasaki, Yoshinori Tokura, Yoshio Kaneko
  • Publication number: 20170206921
    Abstract: A magnetic storage media which has an endurance (durability) characteristics close to an infinite number of writing times of data and a data retention (holding) characteristics close to permanency, and is ultra-high-speed writable and erasable, and a data storage device and an image storage device which apply this magnetic storage media are provided. A magnetic storage media includes a thin layer magnet and a magnetic field generating unit arranged facing a surface of the magnet, and is capable of creating or eliminating a skyrmion by applying heat energy to another surface of the magnet positioned on the opposite side of the surface of the magnet, and a skyrmion memory includes the magnetic storage media.
    Type: Application
    Filed: February 3, 2017
    Publication date: July 20, 2017
    Inventors: Naoto NAGAOSA, Wataru KOSHIBAE, Junichi IWASAKI, Masashi KAWASAKI, Yoshinori TOKURA, Yoshio KANEKO