Patents by Inventor Yujiro Ishida

Yujiro Ishida 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: 20260138368
    Abstract: A liquid supply apparatus includes a holding mechanism configured to hold a plurality of containers, each containing a liquid, in a removable state, an agitation mechanism configured to agitate the liquid, and a notification device configured to make a notification about an order in which the plurality of containers are to be set in the holding mechanism.
    Type: Application
    Filed: October 15, 2025
    Publication date: May 21, 2026
    Inventors: MASAKAZU NAGASHIMA, KENTA IIMURA, YUJIRO ISHIDA, RYOHEI MARUYAMA, RYUTARO TAKAHASHI, HIROMASA YONEYAMA, KEIICHI KITANO, SHU KURIHARA
  • Publication number: 20260116081
    Abstract: A liquid supply apparatus includes a holding unit configured to hold a container that contains a liquid, a stirring unit configured to stir the liquid, and a control unit configured to control the stirring unit based on air temperature information.
    Type: Application
    Filed: October 17, 2025
    Publication date: April 30, 2026
    Inventors: RYOHEI MARUYAMA, HIROMASA YONEYAMA, MASAKAZU NAGASHIMA, KENTA IIMURA, KEIICHI KITANO, YUJIRO ISHIDA, SHU KURIHARA, RYUTARO TAKAHASHI
  • Publication number: 20260116083
    Abstract: A recording apparatus includes a discharge head configured to discharge liquid, a liquid container configured to accommodate the liquid to be supplied to the discharge head, a flow path configured to connect the discharge head and the liquid container, a valve configured to open and close the flow path, and an agitation unit configured to agitate the liquid in the liquid container, wherein, in a case where the agitation unit performs agitation during a recording operation, the valve is closed.
    Type: Application
    Filed: October 21, 2025
    Publication date: April 30, 2026
    Inventors: SHU KURIHARA, MASAKAZU NAGASHIMA, YUJIRO ISHIDA, RYOHEI MARUYAMA, HIROMASA YONEYAMA, RYUTARO TAKAHASHI, KENTA IIMURA, KEIICHI KITANO, TAKAYA SATO
  • Publication number: 20260116077
    Abstract: A liquid supply apparatus includes a supply mechanism that supplies a liquid to a flow path from a first container containing the liquid, from a second container containing a liquid of the same color as the first container, or from both the first container and the second container, wherein when a remaining amount of the liquid in the first container drops below a first threshold, the supply mechanism supplies the liquid from the first container to the flow path, supplies the liquid from the second container having a higher remaining amount of the liquid than the first container to the flow path, and mixes the liquid from the first container and the liquid from the second container within the flow path.
    Type: Application
    Filed: October 17, 2025
    Publication date: April 30, 2026
    Inventors: YUJIRO ISHIDA, KENTA IIMURA, MASAKAZU NAGASHIMA, RYOHEI MARUYAMA, HIROMASA YONEYAMA, RYUTARO TAKAHASHI, SHU KURIHARA, KEIICHI KITANO
  • Publication number: 20260116084
    Abstract: A liquid supply apparatus includes a liquid container including a containing part having flexibility, and a connecting part provided at an end portion of the containing part, a channel connected to the connecting part and configured to flow a liquid out of the liquid container, a rotation unit configured to rotate the containing part with respect to the connecting part, a regulating unit configured to regulate displacement of the connecting part in a direction crossing a connection direction between the connecting part and the channel.
    Type: Application
    Filed: October 21, 2025
    Publication date: April 30, 2026
    Inventors: YUJIRO ISHIDA, RYUTARO TAKAHASHI, SHU KURIHARA, KEIICHI KITANO, KENTA IIMURA, RYOHEI MARUYAMA, KOHEI FUKUI, MASAKAZU NAGASHIMA, HIROMASA YONEYAMA, TAKUYA HANE, MASAHARU UEDA, SEIJI SUZUKI
  • Publication number: 20260116082
    Abstract: A stirring apparatus includes a storage portion configured to store a container, a stirring unit configured to perform a stirring operation for the container stored in the storage portion such that a liquid contained in the container is stirred, a regulating unit whose state changes between a regulating state in which extraction of the container from the storage portion is regulated and a regulation cancel state, and a control unit. The control unit interrupts the stirring operation upon determining that the state of the regulating unit changes from the regulating state to the regulation cancel state during the stirring operation, and resumes the stirring operation upon determining that the state of the regulating unit changes from the regulation cancel state to the regulating state during the interruption of the stirring operation.
    Type: Application
    Filed: October 20, 2025
    Publication date: April 30, 2026
    Inventors: KENTA IIMURA, HIROMASA YONEYAMA, MASAKAZU NAGASHIMA, YUJIRO ISHIDA, RYOHEI MARUYAMA, RYUTARO TAKAHASHI, SHU KURIHARA, KEIICHI KITANO, TAKAYA SATO, KANTO KURASAWA
  • Publication number: 20250332843
    Abstract: A liquid stirring apparatus comprises storage means for storing a liquid; and driving means for performing a rotation operation of rotating the storage unit. The rotation operation includes a stop operation of stopping rotation of the storage means at a plurality of stop positions. The plurality of stop positions include a first stop position at which a stop time is a first time, and a second stop position at which the stop time is a second time different from the first time.
    Type: Application
    Filed: April 21, 2025
    Publication date: October 30, 2025
    Inventors: HIROMASA YONEYAMA, MASAKAZU NAGASHIMA, KOHEI FUKUI, SHU KURIHARA, YUJIRO ISHIDA, RYOHEI MARUYAMA, KENTA IIMURA
  • Publication number: 20250332836
    Abstract: A liquid stirring apparatus includes a storage unit configured to store a liquid, a support unit configured to rotatably support the storage unit by abutting against an outer peripheral wall of the storage unit, a driving unit configured to rotate the storage unit supported by the support unit. The storage unit comprises a storage member configured to store a liquid container and forms the outer peripheral wall.
    Type: Application
    Filed: April 21, 2025
    Publication date: October 30, 2025
    Inventors: SHU KURIHARA, HIROMASA YONEYAMA, YUJIRO ISHIDA, MASAKAZU NAGASHIMA, KOHEI FUKUI, RYOHEI MARUYAMA, KENTA IIMURA
  • Publication number: 20250332835
    Abstract: A liquid storage apparatus including: a stirring portion including a storage unit configured to store liquid and a drive unit configured to drive the storage unit; and a storage portion configured to store the stirring portion, the storage portion being opened and closed by an opening and closing member, wherein in a case where a stop condition relating to a state of the opening and closing member is satisfied, rotation of the storage unit by the drive unit is stopped.
    Type: Application
    Filed: April 21, 2025
    Publication date: October 30, 2025
    Inventors: KOHEI FUKUI, HIROMASA YONEYAMA, YUJIRO ISHIDA, SHU KURIHARA, MASAKAZU NAGASHIMA, KENTA IIMURA, RYOHEI MARUYAMA
  • Publication number: 20250332837
    Abstract: A liquid agitating apparatus includes a first storing container configured to store a first liquid, a first agitating mechanism configured to agitate the first liquid in the first storing container by causing the first storing container to undergo a first movement, a second storing container configured to store a second liquid different from the first liquid; and a second agitating mechanism configured to agitate the second liquid in the second storing container by causing the second storing container to undergo a second movement different from the first movement.
    Type: Application
    Filed: April 21, 2025
    Publication date: October 30, 2025
    Inventors: MASAKAZU NAGASHIMA, HIROMASA YONEYAMA, YUJIRO ISHIDA, SHU KURIHARA, KOHEI FUKUI, RYOHEI MARUYAMA, KENTA IIMURA
  • Patent number: 12397568
    Abstract: A sheet supply device that supplies a sheet from a roll, includes: a first roll support portion which rotatably supports the roll on one end side in a width direction of the roll; a second roll support portion which rotatably supports the roll on the other end side of the roll by opposing the first roll support portion; and a guide portion which extends in the width direction and movably supports the second roll support portion in the width direction; wherein below a first space in which the roll between the first roll support portion and the second roll support portion is installed, a second space into which a cart which transports the roll enters is formed.
    Type: Grant
    Filed: February 6, 2023
    Date of Patent: August 26, 2025
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoki Wakayama, Kenji Shimamura, Tomohiro Suzuki, Ryosuke Murata, Yujiro Ishida
  • Publication number: 20250236480
    Abstract: The roll support apparatus includes: a holder portion for supporting a roll sheet through an attachment member, the holder portion being opened in an up direction of a vertical direction; a guide portion configured to move in a first direction apart from the holder portion and a second direction opposite to the first direction, the guide portion being configured to guide the roll sheet to the holder portion; and a turning member configured to turn about a turning shaft, the turning member being disposed such that the attachment member supported by the holder portion is located on a turning locus of the turning member, the turning member being configured to turn, in conjunction with movement of the guide portion in the first direction, in a direction to push the attachment member supported by the holder portion upward from below.
    Type: Application
    Filed: January 16, 2025
    Publication date: July 24, 2025
    Inventors: NAOKI WAKAYAMA, YUJIRO ISHIDA, KOSUKE YASUDA, TSUTOMU OBATA
  • Publication number: 20250236127
    Abstract: A sheet supply device that supplies a sheet from a roll, includes: a first roll support portion which rotatably supports the roll on one end side in a width direction of the roll; a second roll support portion which rotatably supports the roll on the other end side of the roll by opposing the first roll support portion; and a guide portion which extends in the width direction and movably supports the second roll support portion in the width direction; wherein below a first space in which the roll between the first roll support portion and the second roll support portion is installed, a second space into which a cart which transports the roll enters is formed.
    Type: Application
    Filed: April 14, 2025
    Publication date: July 24, 2025
    Inventors: NAOKI WAKAYAMA, KENJI SHIMAMURA, TOMOHIRO SUZUKI, RYOSUKE MURATA, YUJIRO ISHIDA
  • Publication number: 20250197155
    Abstract: A conveying device includes a conveying portion that conveys a sheet drawn out of a rolled sheet held by a holding portion; a winding portion that winds the sheet on a downstream side of the conveying portion; and a cutting portion that cuts the sheet between the conveying portion and the winding portion, wherein the conveying device includes a contact portion that contacts the sheet between the cutting portion and the winding portion, and the contact portion and the cutting portion are configured to be capable of integrally moving to a first position approaching the rolled sheet held by the holding portion and a second position away from the rolled sheet.
    Type: Application
    Filed: December 11, 2024
    Publication date: June 19, 2025
    Inventors: YUJIRO ISHIDA, TSUTOMU OBATA, KENJI SHIMAMURA, RYO KOBAYASHI
  • Publication number: 20250196518
    Abstract: A conveying device includes a holding portion configured to hold a rolled sheet; a conveying portion configured to convey a sheet drawn out of the rolled sheet held by the holding portion; a guide portion configured to guide the sheet conveyed by the conveying portion; and a cutting portion which is disposed in the guide portion to cut the sheet using a movable blade. The movable blade moves to a first position approaching the holding portion, and to a second position departing from the holding portion.
    Type: Application
    Filed: December 11, 2024
    Publication date: June 19, 2025
    Inventors: RYO KOBAYASHI, KENJI SHIMAMURA, YUJIRO ISHIDA, TSUTOMU OBATA
  • Publication number: 20240359474
    Abstract: A liquid supply apparatus includes a holding member and a receiving member. The holding member detachably holds a tray on which a container, that is flexible and is provided with a supply port for supplying liquid to a recording head, is placed with respect to the liquid supply apparatus. The receiving member is provided below the holding member attached to the liquid supply apparatus and receives a liquid leaking from the container. An angle of a bottom surface of the holding member with respect to a horizontal plane is different from an angle of a bottom surface of the receiving member with respect to the horizontal plane.
    Type: Application
    Filed: April 18, 2024
    Publication date: October 31, 2024
    Inventors: RYOHEI MARUYAMA, HIROMASA YONEYAMA, MASAKAZU NAGASHIMA, KENTA IIMURA, YUJIRO ISHIDA, KOHEI FUKUI, SHU KURIHARA
  • Publication number: 20230249481
    Abstract: A sheet supply device that supplies a sheet from a roll, includes: a first roll support portion which rotatably supports the roll on one end side in a width direction of the roll; a second roll support portion which rotatably supports the roll on the other end side of the roll by opposing the first roll support portion; and a guide portion which extends in the width direction and movably supports the second roll support portion in the width direction; wherein below a first space in which the roll between the first roll support portion and the second roll support portion is installed, a second space into which a cart which transports the roll enters is formed.
    Type: Application
    Filed: February 6, 2023
    Publication date: August 10, 2023
    Inventors: NAOKI WAKAYAMA, KENJI SHIMAMURA, TOMOHIRO SUZUKI, RYOSUKE MURATA, YUJIRO ISHIDA
  • Patent number: 11415905
    Abstract: An image forming apparatus includes: a first rotatable member; a second rotatable member that presses against the first rotatable member in a pressed state and separates from the first rotatable member in a separated state; and a hardware processor that sets a target speed of the second rotatable member based on a change in speed of the second rotatable member between a first speed in the separated state and a second speed in the pressed state.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: August 16, 2022
    Assignee: Konica Minolta, Inc.
    Inventors: Satoshi Nishida, Nobuhiko Okano, Hiroshi Yamaguchi, Yujiro Ishida
  • Publication number: 20210382407
    Abstract: An image forming apparatus includes: a first rotatable member; a second rotatable member that presses against the first rotatable member in a pressed state and separates from the first rotatable member in a separated state; and a hardware processor that sets a target speed of the second rotatable member based on a change in speed of the second rotatable member between a first speed in the separated state and a second speed in the pressed state.
    Type: Application
    Filed: June 1, 2021
    Publication date: December 9, 2021
    Applicant: Konica Minolta, Inc.
    Inventors: Satoshi Nishida, Nobuhiko Okano, Hiroshi Yamaguchi, Yujiro Ishida
  • Publication number: 20210026290
    Abstract: An image forming apparatus includes a photoconductor and a developing device. The developing device supplies a developer to the photoconductor and is attachable to and detachable from a main body of the image forming apparatus. The main body includes a vibration mechanism that vibrates the developing device.
    Type: Application
    Filed: July 6, 2020
    Publication date: January 28, 2021
    Inventor: Yujiro Ishida