Patents by Inventor Eiji Mitsui

Eiji Mitsui 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: 20240128511
    Abstract: A nonaqueous electrolyte solution including at least an electrolyte, and a nonaqueous solvent, wherein the nonaqueous electrolyte solution contains a compound represented by the following general formula (A): wherein R1 to R3 represent optionally substituted organic groups having 1 to 20 carbon atoms, and a cyclic carbonate compound having a fluorine atom in an amount of 0.01% by mass to 50.
    Type: Application
    Filed: December 27, 2023
    Publication date: April 18, 2024
    Applicants: Mitsubishi Chemical Corporation, MU IONIC SOLUTIONS CORPORATION
    Inventors: Eiji NAKAZAWA, Yoichi OOHASHI, Minoru KOTATO, Takamichi MITSUI, Takayuki AOSHIMA, Takeshi NAKAMURA
  • Patent number: 11942601
    Abstract: A nonaqueous electrolyte solution, which contains a compound represented by the following general formula (A), and (1) at least one compound selected from the group consisting of a nitrile compound, an isocyanate compound, a difluorophosphate, a fluorosulfonate, a lithium bis(fluorosulfonyl)imide and a compound represented by the following general formula (B), or (2) a cyclic carbonate compound having a fluorine atom in an amount of 0.01% by mass to 50.0% by mass based on the total amount of the nonaqueous electrolyte solution. (In formula (A), R1 to R3 may be mutually the same or different and represent optionally substituted organic groups having 1 to 20 carbon atoms.) (In formula (B), R4, R5 and R6 respectively and independently represent an alkyl group, alkenyl group or alkynyl group having 1 to 12 carbon atoms that may be substituted with a halogen atom, and n represents an integer of 0 to 6.
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: March 26, 2024
    Assignees: Mitsubishi Chemical Corporation, MU IONIC SOLUTIONS CORPORATION
    Inventors: Eiji Nakazawa, Yoichi Oohashi, Minoru Kotato, Takamichi Mitsui, Takayuki Aoshima, Takeshi Nakamura
  • Publication number: 20230221344
    Abstract: A testing system collects a specimen from a subject and measures the collected specimen to test the specimen, and includes a first unit to collect and receive the specimen, a second unit to be connected to the first unit and to preprocess the specimen before measurement, a third unit to be connected to the second unit and to measure the preprocessed specimen, and a robot provided in at least one of the first unit, the second unit, or the third unit to process the specimen.
    Type: Application
    Filed: June 1, 2021
    Publication date: July 13, 2023
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yasuhiko HASHIMOTO, Yukio IWASAKI, Atsushi KAMEYAMA, Toshihiko MIYAZAKI, Shogo KUBOTA, Satoshi OUCHI, Eiji MITSUI, Tatsuya SHIRAI, Hiroshi MITSUI, Tomoya NAKANISHI
  • Publication number: 20230213540
    Abstract: A testing system collects a specimen from a subject and measures the collected specimen to test the specimen, and includes a box to allow at least one of specimen collection for collecting and receiving the specimen, preprocessing for processing the collected specimen before measurement, or specimen measurement for measuring the preprocessed specimen to be performed therein.
    Type: Application
    Filed: June 1, 2021
    Publication date: July 6, 2023
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yasuhiko HASHIMOTO, Yukio IWASAKI, Atsushi KAMEYAMA, Toshihiko MIYAZAKI, Shogo KUBOTA, Satoshi OUCHI, Eiji MITSUI, Tatsuya SHIRAI, Hiroshi MITSUI, Tomoya NAKANISHI
  • Publication number: 20230201816
    Abstract: A testing equipment system collects a specimen from a subject and measures the specimen, and includes a first unit portion forming a collection room including equipment to collect the specimen, a second unit portion forming a measurement room including equipment to measure the specimen, separately from the collection room, and a third unit portion including equipment to output a measurement result. The testing equipment system is placed at a moving base for passenger transportation.
    Type: Application
    Filed: June 1, 2021
    Publication date: June 29, 2023
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yasuhiko HASHIMOTO, Yukio IWASAKI, Atsushi KAMEYAMA, Toshihiko MIYAZAKI, Shogo KUBOTA, Satoshi OUCHI, Eiji MITSUI, Tatsuya SHIRAI, Hiroshi MITSUI, Tomoya NAKANISHI
  • Patent number: 11391722
    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: Grant
    Filed: December 20, 2018
    Date of Patent: July 19, 2022
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Takehiro Hasegawa, Yukihiko Kitano
  • Patent number: 11372012
    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: Grant
    Filed: December 21, 2018
    Date of Patent: June 28, 2022
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Hiroya Kirimura, Yukihiko Kitano
  • Patent number: 11124321
    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: Grant
    Filed: December 21, 2018
    Date of Patent: September 21, 2021
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Yukihiko Kitano
  • Patent number: 11052545
    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: Grant
    Filed: December 20, 2018
    Date of Patent: July 6, 2021
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SYSMEX CORPORATION, MEDICAROID CORPORATION
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Takehiro Hasegawa, Yukihiko Kitano
  • Patent number: 11029189
    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: Grant
    Filed: December 20, 2018
    Date of Patent: June 8, 2021
    Assignees: SYSMEX CORPORATION, KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Takehiro Hasegawa
  • Patent number: 10946530
    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: Grant
    Filed: December 21, 2018
    Date of Patent: March 16, 2021
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Yukihiko Kitano
  • Patent number: 10923376
    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: Grant
    Filed: December 26, 2018
    Date of Patent: February 16, 2021
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, MEDICAROID CORPORATION
    Inventors: Yukio Iwasaki, Satoshi Ouchi, Eiji Mitsui, Junichi Matsuoka, Yukihiko Kitano
  • 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: 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: 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: 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: 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: 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: 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