Patents by Inventor Koki Sato

Koki 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).

  • Patent number: 11167556
    Abstract: An ink tank that enables to check whether a cover of an ink tank is normally bonded to the ink tank includes a first chamber having a supply port for supplying ink to a printing head that ejects ink, a second chamber having an external air introduction port capable of introducing external air, a partition wall configured to separate the first chamber and the second chamber, a communication path provided in the partition wall and configured to place the first chamber and the second chamber in communication with each other, a first cover member configured to cover an opening of the first chamber without extending over an opening of the second chamber, and a second cover member configured to cover the opening of the second chamber without extending over the opening of the first chamber.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: November 9, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • Patent number: 11139626
    Abstract: A thermocompression apparatus includes a stage and a heater chip. The stage includes an installation surface on which a component having a scheduled portion of thermocompression is placed. The heater chip is disposed to be freely movable to and from the scheduled portion of thermocompression of the component opposite to the installation surface of the stage and is configured to heat and press the scheduled portion of thermocompression. The installation surface includes a maximum convex and a pair of slope surfaces. The maximum convex is configured to contact with a bottom surface of the component. The pair of slope surfaces has heights decreasing respectively from the maximum convex toward both sides of the installation surface in a width direction of the component.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: October 5, 2021
    Assignee: TDK CORPORATION
    Inventor: Koki Sato
  • Publication number: 20210269942
    Abstract: Provided are a method of fragmenting or a method of generating cracks in a semiconductor material, and a method of producing semiconductor material lumps, which can prevent contamination from an electrode material accompanied by application of a high-voltage pulse; in a method of fragmenting or generating cracks in the semiconductor material by applying high-voltage pulse to the semiconductor material disposed in liquid, new fluid is supplied towards at least one of a part on which the high-voltage pulse is applied and a vicinity of an electrode part, and the new fluid and a part of the liquid are drawn from the liquid and discharged.
    Type: Application
    Filed: July 3, 2019
    Publication date: September 2, 2021
    Applicant: MITSUBISHI MATERIALS CORPORATION
    Inventors: Masahiro Kanai, Rikito Sato, Munehiro Takasugi, Koki Umehara
  • Publication number: 20210268603
    Abstract: A laser processing apparatus 3 includes: a laser head H; a head driving mechanism that moves the laser head H above a workpiece W; and a dust collecting box 60 that moves below the workpiece W and follows the laser head H. A non-contact support unit 7 is provided at an opening 61 of the dust collecting box 60, and the non-contact support unit 7 suctions a lower surface of the workpiece W toward a suction surface 71 and supports the workpiece W without bringing the lower surface of the workpiece W and the suction surface 71 into contact with each other. An outer support roller 81 and an inner support roller 82 that are each rotatable about an axis parallel to a width direction orthogonal or substantially orthogonal to a conveying direction Fy are provided at the opening 61.
    Type: Application
    Filed: February 24, 2021
    Publication date: September 2, 2021
    Inventors: Hiroki TOKUICHI, Shin YOSHIDA, Takanori SATO, Yuichi HIRATA, Naruhiko OKUBO, Koki MIZUTANI
  • Publication number: 20210167862
    Abstract: An optical module includes a photoelectric converter configured to receive an optical signal having an intensity that changes at one of a first frequency or a second frequency that is higher than the first frequency, and convert the optical signal into a current signal corresponding to the intensity of the optical signal; a signal processor configured to acquire, when the optical signal has the intensity that changes at the first frequency, wavelength information set on a transmitting side based on a ratio between a plurality of signal intensities included in the current signal relating to the optical signal having the intensity that changes at the first frequency; and a decoder configured to generate, when the optical signal has the intensity that changes at the second frequency, communication data from the current signal relating to the optical signal having the intensity that changes at the second frequency.
    Type: Application
    Filed: February 9, 2021
    Publication date: June 3, 2021
    Inventors: Koki SATO, Masaaki FURUKAWA, Keiichi MURAKAMI, Takuya SATO
  • Patent number: 10944479
    Abstract: An optical module includes a photoelectric converter configured to receive an optical signal having an intensity that changes at one of a first frequency or a second frequency that is higher than the first frequency, and convert the optical signal into a current signal corresponding to the intensity of the optical signal; a signal processor configured to acquire, when the optical signal has the intensity that changes at the first frequency, wavelength information set on a transmitting side based on a ratio between a plurality of signal intensities included in the current signal relating to the optical signal having the intensity that changes at the first frequency; and a decoder configured to generate, when the optical signal has the intensity that changes at the second frequency, communication data from the current signal relating to the optical signal having the intensity that changes at the second frequency.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: March 9, 2021
    Assignee: Lumentum Japan, Inc.
    Inventors: Koki Sato, Masaaki Furukawa, Keiichi Murakami, Takuya Sato
  • Patent number: 10935920
    Abstract: An image forming apparatus includes a main assembly, a grip, a first guiding member, and a second guiding member. The grip is linearly movable between a first position accommodated inside the main assembly and a second position projecting from the main assembly. The grip has a projection of resin material projecting downwardly from a lower surface of the grip. The first guiding member is provided above the grip to guide the movement of the grip, and the second guiding member is provided below the grip and configured to guide the movement of the grip together with the first guiding member. The second guiding member is provided with an engaging portion projecting from an upper surface of the second guiding member and capable of engaging with the projection to restrict movement of the grip toward the second position when the grip is in the first position.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: March 2, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koki Sato
  • Patent number: 10903609
    Abstract: A connector to be connected to another connector includes a fixed contact, a movable contact, a housing having an opening into which the other connector is insertable, a switch that is movable in a direction in which the other connector is inserted, a cam that is rotatably supported and includes a first cam and a second cam, and a card that moves the movable contact. The connector is configured such that when the other connector is inserted into the connector, the switch is pushed and moved by the other connector, the first cam is pushed by the switch and the cam rotates, the second cam pushes the card when the cam rotates, and the card moves the movable contact to contact the fixed contact.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: January 26, 2021
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Tetsugaku Tanaka, Koichi Kiryu, Koki Sato, Kyohei Seki
  • Patent number: 10852683
    Abstract: A sheet conveyance apparatus includes a first oblique-feed unit configured to convey a sheet by imparting to the sheet a force in a first direction inclined relative to the sheet conveyance direction so that the sheet approaches an abutment surface in the width direction as the sheet proceeds downstream in the sheet conveyance direction; and a second oblique-feed unit configured to convey the sheet by imparting to the sheet a force in a second direction inclined relative to the sheet conveyance direction so that the sheet approaches the abutment surface as the sheet proceeds downstream. An angle of the first direction with respect to the sheet conveyance direction is greater than an angle of the second direction with respect to the sheet conveyance direction, and the second oblique-feed unit is disposed at a position closer to the abutment surface than the first oblique-feed unit in the width direction.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: December 1, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: So Matsumoto, Koki Sato, Daisuke Yamabe
  • Publication number: 20200324806
    Abstract: A steering system installed on a vehicle, including: a steering mechanism including a steering member and configured to enable a wheel to be steered in accordance with a movement of the steering member; an operation assist device configured to apply a torque to a steering shaft for assisting an operation of a steering operation member; a steering assist device configured to assist the movement of the steering member utilizing a working fluid; and a controller configured to control a torque applied to the steering shaft by the operation assist device and control a supply flow rate of the working fluid, wherein the steering assist device assists the movement of the steering member with an assist force that depends on the supply flow rate, and the controller increases the supply flow rate when an operation speed of the steering operation member becomes equal to or higher than a set threshold speed.
    Type: Application
    Filed: February 24, 2020
    Publication date: October 15, 2020
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, JTEKT CORPORATION
    Inventors: Toshimasa Aoki, Shuji Fujita, Koki Sato, Hiroki Fukui, Tsuyoshi Ikeda
  • Publication number: 20200322059
    Abstract: An optical module includes a photoelectric converter configured to receive an optical signal having an intensity that changes at one of a first frequency or a second frequency that is higher than the first frequency, and convert the optical signal into a current signal corresponding to the intensity of the optical signal; a signal processor configured to acquire, when the optical signal has the intensity that changes at the first frequency, wavelength information set on a transmitting side based on a ratio between a plurality of signal intensities included in the current signal relating to the optical signal having the intensity that changes at the first frequency; and a decoder configured to generate, when the optical signal has the intensity that changes at the second frequency, communication data from the current signal relating to the optical signal having the intensity that changes at the second frequency.
    Type: Application
    Filed: March 27, 2020
    Publication date: October 8, 2020
    Inventors: Koki SATO, Masaaki FURUKAWA, Keiichi MURAKAMI, Takuya SATO
  • Publication number: 20200282246
    Abstract: A sprinkler head includes a main body having a nozzle connected to a water supply pipe, the nozzle is provided inside of the main body, a pair of arms extending from the main body in a water discharge direction of the nozzle, where a tip of each of the arms is connected to a boss that has a columnar shape, that is disposed on a central axis A of the nozzle, and that has a female screw thereinside, an impress screw screwed into the female screw and having a tip protruding toward the nozzle, and a deflector having a disc shape and mounted at a front end of the boss. The deflector has a plurality of slits having an equal length cut around a peripheral edge of the deflector at equal intervals, from an outer periphery of the deflector toward the central axis of the nozzle.
    Type: Application
    Filed: November 28, 2017
    Publication date: September 10, 2020
    Applicant: SENJU SPRINKLER CO., LTD.
    Inventors: Koki Sato, Yasuaki Koiwa
  • Patent number: 10759304
    Abstract: A vehicle seat includes: a leg member, attached to a lower end portion of a seat main body movable between use and stowed positions and movable along with a seat main body, and a leg holding member, elastically deformable to hold a holding target portion of the leg member. The leg holding member includes separated first and second portions which are configured to hold the holding target portion having passed through an introduction opening of the leg holding member formed between the first and second portions with the holding target portion interposed between the first and second portions when the leg member moves along with the seat main body moving toward the use position. A deformation amount restriction portion restricts deformation generated when the leg holding member is elastically deformed so that the first and second portions are separated when the holding target portion passes through the introduction opening.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: September 1, 2020
    Assignees: TS Tech Co., Ltd., Honda Motor Co., Ltd.
    Inventors: Makoto Izumida, Yuji Ueno, Koki Sato, Masahiro Imamura
  • Publication number: 20200264552
    Abstract: An image forming apparatus includes a main assembly; a grip linearly movable between a first position accommodated inside the main assembly and a second position projecting from the main assembly, the grip being provided with a projection of resin material projecting downwardly from a lower surface of the grip; a first guiding member provided above the grip to guide the movement of the grip; and a second guiding member provided below the grip and configured to guide the movement of the grip together with the first guiding member, the second guiding member is provided with an engaging portion projecting from an upper surface of the second guiding member and capable of engaging with the projection to restrict movement of the grip toward the second position when the grip is in the first position.
    Type: Application
    Filed: February 14, 2020
    Publication date: August 20, 2020
    Inventor: Koki Sato
  • Publication number: 20200185867
    Abstract: A connector to be connected to another connector includes a fixed contact, a movable contact, a housing having an opening into which the other connector is insertable, a switch that is movable in a direction in which the other connector is inserted, a cam that is rotatably supported and includes a first cam and a second cam, and a card that moves the movable contact. The connector is configured such that when the other connector is inserted into the connector, the switch is pushed and moved by the other connector, the first cam is pushed by the switch and the cam rotates, the second cam pushes the card when the cam rotates, and the card moves the movable contact to contact the fixed contact.
    Type: Application
    Filed: December 9, 2019
    Publication date: June 11, 2020
    Inventors: Tetsugaku Tanaka, Koichi Kiryu, Koki Sato, Kyohei Seki
  • Publication number: 20200181091
    Abstract: The present invention relates to a method of producing a pyrazole-4-carboxamide derivative including subjecting a pyrazole-4-carboxylic acid ester and an amine to an aminolysis reaction in a solvent in the presence of a base, provided that the reaction is completed without removing a by-produced alcohol or phenol outside the system. An industrial production method of a pyrazole-4-carboxamide derivative which is useful as an agricultural fungicide, simply and in high yield and high purity as compared with the conventional method, is provided.
    Type: Application
    Filed: July 23, 2018
    Publication date: June 11, 2020
    Applicant: JAPAN FINECHEM COMPANY, INC.
    Inventors: Yusuke KURIHARA, Koki SATO, Ayase WASUZU, Yu YAMADA
  • Patent number: 10374370
    Abstract: An electronic unit attaching structure includes an electronic unit (30) having a plurality of connector connection portions (33, 34) and an electronic unit attachment (20) having a plurality of connectors (C1, C2) correspond to the plurality of the connector connection portions. The electronic unit attaching structure is configured to allow first connection and second connection in this order when the electronic unit (30) is attached to the electronic unit attachment (20). The first connection is a connection of first part (C2) of the plurality of the connectors with first part (34) of the plurality of the connector connection portions. The second connection is a connection of second part (C1) of the plurality of the connectors with second part (33) of the plurality of the connector connection portions.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: August 6, 2019
    Assignee: YAZAKI CORPORATION
    Inventors: Takuya Nakagawa, Koki Sato
  • Patent number: D916540
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: April 20, 2021
    Assignee: ITOKI CORPORATION
    Inventors: Yoshihisa Konishi, Koki Sato
  • Patent number: D922086
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: June 15, 2021
    Assignee: ITOKI CORPORATION
    Inventor: Koki Sato
  • Patent number: D922787
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: June 22, 2021
    Assignee: ITOKI CORPORATION
    Inventor: Koki Sato