Patents by Inventor Masaya Shimmachi

Masaya Shimmachi 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: 11912036
    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: September 29, 2021
    Date of Patent: February 27, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • Publication number: 20230311521
    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: Application
    Filed: June 12, 2023
    Publication date: October 5, 2023
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • Publication number: 20220016891
    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: Application
    Filed: September 29, 2021
    Publication date: January 20, 2022
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • 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: 10836599
    Abstract: In a printing apparatus, a first tray is capable of stacking a sheet discharged from a discharge port. A second tray is accommodated in a lower side of the first tray and is capable of stacking the sheet discharged from the discharge port by being drawn out in a sheet discharging direction from the discharge port. A changing unit changes inclination angles of the first tray and the second tray with respect to the sheet discharging direction according to a drawn-out position of the second tray.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: November 17, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masaya Shimmachi, Yasuhito Tsubakimoto, Yuji Kanome, Kaneto Tokuyama, Takashi Awai
  • Patent number: 10625514
    Abstract: There is provided an ink jet recording apparatus capable of preventing a user from erroneously performing an opening and closing operation of a valve in the supply of ink to a recording head from an ink tank.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: April 21, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hideaki Matsumura, Koki Shimada, Yusuke Tanaka, Takahiro Kiuchi, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Kyohei Sato
  • Publication number: 20190283437
    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: Application
    Filed: March 29, 2019
    Publication date: September 19, 2019
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • Patent number: 10272688
    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: October 27, 2016
    Date of Patent: April 30, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • Publication number: 20190039383
    Abstract: There is provided an ink jet recording apparatus capable of preventing a user from erroneously performing an opening and closing operation of a valve in the supply of ink to a recording head from an ink tank.
    Type: Application
    Filed: October 9, 2018
    Publication date: February 7, 2019
    Inventors: Hideaki Matsumura, Koki Shimada, Yusuke Tanaka, Takahiro Kiuchi, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Kyohei Sato
  • Publication number: 20180354739
    Abstract: A first tray is capable of stacking a sheet discharged from a discharge port of a printing apparatus. A second tray is accommodated in a lower side of the first tray and is capable of stacking the sheet discharged from the discharge port by being drawn out in a sheet discharging direction from the discharge port. A changing unit changes inclination angles of the first tray and the second tray with respect to the sheet discharging direction according to a drawn-out position of the second tray.
    Type: Application
    Filed: May 30, 2018
    Publication date: December 13, 2018
    Inventors: Masaya Shimmachi, Yasuhito Tsubakimoto, Yuji Kanome, Kaneto Tokuyama, Takashi Awai
  • Patent number: 10131154
    Abstract: There is provided an ink jet recording apparatus capable of preventing a user from erroneously performing an opening and closing operation of a valve in the supply of ink to a recording head from an ink tank.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: November 20, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hideaki Matsumura, Koki Shimada, Yusuke Tanaka, Takahiro Kiuchi, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Kyohei Sato
  • Patent number: 10118396
    Abstract: The printing apparatus of the present invention includes: a print head; and a liquid storage container in which a liquid storage chamber that stores a liquid to be supplied to the print head, an atmosphere communication chamber that communicates with the atmosphere, and a communication flow path that causes the liquid storage chamber and the atmosphere communication chamber to communicate are formed integrally. The liquid storage container can take a first posture in which the atmosphere communication chamber is located under the liquid storage chamber in the direction of gravity and a second posture in which the atmosphere communication chamber and the liquid storage chamber are located side by side in the horizontal direction. In the case where the liquid storage container is in the second posture, the liquid injection portion and the communication flow path are located on the upper side of the liquid storage container.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: November 6, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yukimichi Kimura, Takahiro Kiuchi, Junichi Kubokawa, Kyohei Sato, Koki Shimada, Masaya Shimmachi, Yusuke Tanaka, Hideaki Matsumura, Keiichiro Tsukuda, Tatsuo Nanjo
  • Patent number: 10086617
    Abstract: The printing apparatus according to the present invention includes a carriage, a supply tube, a head set cover that moves to a first orientation at which the printing head is fixed to the carriage and a second orientation at which the printing head is attachable to or detachable from the carriage, and a joint unit that moves to a first position connected to the printing head and a second position separated from the printing head, wherein the joint unit does not move to the first position from the second position when the head set cover moves to the first orientation from the second orientation, and moves to the second position from the first position in cooperation with movement of the head set cover when the head set cover moves to the second orientation from the first orientation.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: October 2, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masaya Shimmachi, Junichi Kubokawa, Hideaki Matsumura, Yukimichi Kimura, Takahiro Kiuchi, Koki Shimada, Yusuke Tanaka, Kyohei Sato
  • Publication number: 20170305163
    Abstract: The printing apparatus of the present invention includes: a print head; and a liquid storage container in which a liquid storage chamber that stores a liquid to be supplied to the print head, an atmosphere communication chamber that communicates with the atmosphere, and a communication flow path that causes the liquid storage chamber and the atmosphere communication chamber to communicate are formed integrally. The liquid storage container can take a first posture in which the atmosphere communication chamber is located under the liquid storage chamber in the direction of gravity and a second posture in which the atmosphere communication chamber and the liquid storage chamber are located side by side in the horizontal direction. In the case where the liquid storage container is in the second posture, the liquid injection portion and the communication flow path are located on the upper side of the liquid storage container.
    Type: Application
    Filed: July 6, 2017
    Publication date: October 26, 2017
    Inventors: Yukimichi Kimura, Takahiro Kiuchi, Junichi Kubokawa, Kyohei Sato, Koki Shimada, Masaya Shimmachi, Yusuke Tanaka, Hideaki Matsumura, Keiichiro Tsukuda, Tatsuo Nanjo
  • Patent number: 9738081
    Abstract: The printing apparatus of the present invention includes: a print head; and a liquid storage container in which a liquid storage chamber that stores a liquid to be supplied to the print head, an atmosphere communication chamber that communicates with the atmosphere, and a communication flow path that causes the liquid storage chamber and the atmosphere communication chamber to communicate are formed integrally. The liquid storage container can take a first posture in which the atmosphere communication chamber is located under the liquid storage chamber in the direction of gravity and a second posture in which the atmosphere communication chamber and the liquid storage chamber are located side by side in the horizontal direction. In the case where the liquid storage container is in the second posture, the liquid injection portion and the communication flow path are located on the upper side of the liquid storage container.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: August 22, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yukimichi Kimura, Takahiro Kiuchi, Junichi Kubokawa, Kyohei Sato, Koki Shimada, Masaya Shimmachi, Yusuke Tanaka, Hideaki Matsumura, Keiichiro Tsukuda, Tatsuo Nanjo
  • Publication number: 20170120609
    Abstract: The printing apparatus of the present invention includes: a print head; and a liquid storage container in which a liquid storage chamber that stores a liquid to be supplied to the print head, an atmosphere communication chamber that communicates with the atmosphere, and a communication flow path that causes the liquid storage chamber and the atmosphere communication chamber to communicate are formed integrally. The liquid storage container can take a first posture in which the atmosphere communication chamber is located under the liquid storage chamber in the direction of gravity and a second posture in which the atmosphere communication chamber and the liquid storage chamber are located side by side in the horizontal direction. In the case where the liquid storage container is in the second posture, the liquid injection portion and the communication flow path are located on the upper side of the liquid storage container.
    Type: Application
    Filed: October 18, 2016
    Publication date: May 4, 2017
    Inventors: Yukimichi Kimura, Takahiro Kiuchi, Junichi Kubokawa, Kyohei Sato, Koki Shimada, Masaya Shimmachi, Yusuke Tanaka, Hideaki Matsumura, Keiichiro Tsukuda, Tatsuo Nanjo
  • Publication number: 20170120607
    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: Application
    Filed: October 27, 2016
    Publication date: May 4, 2017
    Inventors: Koki Shimada, Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi, Yusuke Tanaka, Kyohei Sato
  • Publication number: 20170120603
    Abstract: The printing apparatus according to the present invention includes a carriage, a supply tube, a head set cover that moves to a first orientation at which the printing head is fixed to the carriage and a second orientation at which the printing head is attachable to or detachable from the carriage, and a joint unit that moves to a first position connected to the printing head and a second position separated from the printing head, wherein the joint unit does not, move to the first position from the second position when the head set cover moves to the first orientation from the second orientation, and moves to the second position from the first position in cooperation with movement of the head set cover when the head set cover moves to the second orientation from the first orientation.
    Type: Application
    Filed: October 27, 2016
    Publication date: May 4, 2017
    Inventors: Masaya Shimmachi, Junichi Kubokawa, Hideaki Matsumura, Yukimichi Kimura, Takahiro Kiuchi, Koki Shimada, Yusuke Tanaka, Kyohei Sato
  • Publication number: 20170120617
    Abstract: There is provided an ink jet recording apparatus capable of preventing a user from erroneously performing an opening and closing operation of a valve in the supply of ink to a recording head from an ink tank.
    Type: Application
    Filed: October 26, 2016
    Publication date: May 4, 2017
    Inventors: Hideaki Matsumura, Koki Shimada, Yusuke Tanaka, Takahiro Kiuchi, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Kyohei Sato
  • Patent number: RE49336
    Abstract: The printing apparatus of the present invention includes: a print head; and a liquid storage container in which a liquid storage chamber that stores a liquid to be supplied to the print head, an atmosphere communication chamber that communicates with the atmosphere, and a communication flow path that causes the liquid storage chamber and the atmosphere communication chamber to communicate are formed integrally. The liquid storage container can take a first posture in which the atmosphere communication chamber is located under the liquid storage chamber in the direction of gravity and a second posture in which the atmosphere communication chamber and the liquid storage chamber are located side by side in the horizontal direction. In the case where the liquid storage container is in the second posture, the liquid injection portion and the communication flow path are located on the upper side of the liquid storage container.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: December 20, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yukimichi Kimura, Takahiro Kiuchi, Junichi Kubokawa, Kyohei Sato, Koki Shimada, Masaya Shimmachi, Yusuke Tanaka, Hideaki Matsumura, Keiichiro Tsukuda, Tatsuo Nanjo