Patents by Inventor Ryo Shimamura
Ryo Shimamura 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).
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Patent number: 11987045Abstract: A printing apparatus includes a conveyance unit including a pair of rotation members that nip a roll sheet, and configured to convey the sheet by rotation of the pair of rotation members, a printing unit, and a control unit configured to, upon executing a new print job, cause the conveyance unit to perform a preparatory operation in which the sheet is conveyed in a forward direction and then conveyed in a reverse direction and stopped. If a predetermined condition is met after completion of a previous print job, the control unit causes the conveyance unit to perform the preparatory operation, and if the predetermined condition is not met after completion of a previous print job, the control unit does not cause the conveyance unit to perform the preparatory operation.Type: GrantFiled: December 13, 2022Date of Patent: May 21, 2024Assignee: Canon Kabushiki KaishaInventors: Takuya Suto, Toshiro Sugiyama, Ryosuke Murata, Daigo Kuronuma, Kenji Shimamura, Ryo Harigae, Toshiaki Yamaguchi, Kouhei Tokuda
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Patent number: 11987046Abstract: A printing apparatus comprises a conveyance unit configured to convey a sheet to a printing unit configured to perform printing; a control unit configured to cause the conveyance unit to hold the sheet onto which printing was performed by the printing unit; and a receiving unit configured to receive an ejection instruction for instructing to eject the sheet. The control unit, in a case where the receiving unit receives the ejection instruction, controls the conveyance unit to eject the sheet to outside of the apparatus after a predetermined time has elapsed.Type: GrantFiled: March 2, 2021Date of Patent: May 21, 2024Assignee: Canon Kabushiki KaishaInventors: Ryosuke Murata, Takuya Suto, Toshiro Sugiyama, Daigo Kuronuma, Kenji Shimamura, Ryo Harigae, Toshiaki Yamaguchi, Kouhei Tokuda
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Patent number: 11981521Abstract: A feeding apparatus includes a roll support unit configured to rotatably support a roll sheet which is a sheet wound into a roll form, a drive unit configured to rotate the roll sheet in a first rotation direction for feeding the sheet into a conveyance path and a second rotation direction, an abutment portion provided so as to be capable of abutting against an outer peripheral surface of the roll sheet at a first position, and a rotation member configured to abut against the outer peripheral surface at a second position. The rotation member at the second position does not rotate with the roll sheet when the roll sheet is rotated in the first rotation direction, and rotates with the roll sheet when the roll sheet is rotated in the second rotation direction.Type: GrantFiled: March 10, 2021Date of Patent: May 14, 2024Assignee: Canon Kabushiki KaishaInventors: Kenji Shimamura, Ryo Harigae
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Publication number: 20240059072Abstract: Disclosed is a method for suppressing adhesion of a liquid to the plug member. A disclosed liquid storage container has a storage chamber for storing a liquid, a supply port having a hollow cylindrical portion protruding from the storage chamber and being capable of supplying the liquid to the storage chamber, and a plug member detachably attached to the supply port. The plug member has a plug portion inserted into the hollow cylindrical portion to plug the supply port. On the plug portion, a first water repellent film having water repellency is formed on an exposed surface exposed at least to the inside of the hollow cylindrical portion in a portion inserted into the storage chamber.Type: ApplicationFiled: October 31, 2023Publication date: February 22, 2024Inventor: Ryo Shimamura
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Patent number: 11840093Abstract: Disclosed is a method for suppressing adhesion of a liquid to the plug member. A disclosed liquid storage container has a storage chamber for storing a liquid, a supply port having a hollow cylindrical portion protruding from the storage chamber and being capable of supplying the liquid to the storage chamber, and a plug member detachably attached to the supply port. The plug member has a plug portion inserted into the hollow cylindrical portion to plug the supply port. On the plug portion, a first water repellent film having water repellency is formed on an exposed surface exposed at least to the inside of the hollow cylindrical portion in a portion inserted into the storage chamber.Type: GrantFiled: January 5, 2022Date of Patent: December 12, 2023Assignee: Canon Kabushiki KaishaInventor: Ryo Shimamura
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Publication number: 20230113591Abstract: Provide is a liquid storage bottle capable of discharging liquid while preventing the liquid stored therein from remaining. The liquid storage bottle has a bottle body and a nozzle for pouring out the liquid stored in the bottle body, and inside the nozzle, a first fluid passage and a second fluid passages each of which opens to an outside on a tip end side of the nozzle and parallel to each other, and a communication passage which opens to an inside of the bottle body on a base end side of the nozzle and communicates with both the first and second fluid passages, are formed, and an inner circumferential surface of the communication passage is inclined inwardly toward the first and second fluid passages.Type: ApplicationFiled: September 23, 2022Publication date: April 13, 2023Inventor: Ryo Shimamura
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Patent number: 11623453Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.Type: GrantFiled: November 1, 2021Date of Patent: April 11, 2023Assignee: Canon Kabushiki KaishaInventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Publication number: 20230066128Abstract: An ink cartridge includes an ink chamber that stores ink. A protruding chamber protrudes upward from the ink chamber in a gravitational direction when the ink cartridge is used. A swing body has a float and a detection portion, and a detection chamber in which the detection portion moves and with which an amount of ink stored in the ink chamber is detected in accordance with a position of the detection portion. In the ink cartridge, a pivot center of the swing body that pivotally moves is disposed inside the protruding chamber.Type: ApplicationFiled: November 10, 2022Publication date: March 2, 2023Inventor: Ryo Shimamura
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Patent number: 11511547Abstract: An ink cartridge includes an ink chamber that stores ink. A protruding chamber protrudes upward from the ink chamber in a gravitational direction when the ink cartridge is used. A swing body has a float and a detection portion, and a detection chamber in which the detection portion moves and with which an amount of ink stored in the ink chamber is detected in accordance with a position of the detection portion. In the ink cartridge, a pivot center of the swing body that pivotally moves is disposed inside the protruding chamber.Type: GrantFiled: November 9, 2020Date of Patent: November 29, 2022Assignee: Canon Kabushiki KaishaInventor: Ryo Shimamura
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Publication number: 20220266596Abstract: Disclosed is a method for suppressing adhesion of a liquid to the plug member. A disclosed liquid storage container has a storage chamber for storing a liquid, a supply port having a hollow cylindrical portion protruding from the storage chamber and being capable of supplying the liquid to the storage chamber, and a plug member detachably attached to the supply port. The plug member has a plug portion inserted into the hollow cylindrical portion to plug the supply port. On the plug portion, a first water repellent film having water repellency is formed on an exposed surface exposed at least to the inside of the hollow cylindrical portion in a portion inserted into the storage chamber.Type: ApplicationFiled: January 5, 2022Publication date: August 25, 2022Inventor: Ryo Shimamura
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Publication number: 20220048295Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.Type: ApplicationFiled: November 1, 2021Publication date: February 17, 2022Inventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Patent number: 11192383Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.Type: GrantFiled: March 4, 2020Date of Patent: December 7, 2021Assignee: Canon Kabushiki KaishaInventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Publication number: 20210053360Abstract: An ink cartridge includes an ink chamber that stores ink. A protruding chamber protrudes upward from the ink chamber in a gravitational direction when the ink cartridge is used. A swing body has a float and a detection portion, and a detection chamber in which the detection portion moves and with which an amount of ink stored in the ink chamber is detected in accordance with a position of the detection portion. In the ink cartridge, a pivot center of the swing body that pivotally moves is disposed inside the protruding chamber.Type: ApplicationFiled: November 9, 2020Publication date: February 25, 2021Inventor: Ryo Shimamura
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Patent number: 10870286Abstract: An ink cartridge includes an ink chamber that stores ink. A protruding chamber protrudes upward from the ink chamber in a gravitational direction when the ink cartridge is used. A swing body has a float and a detection portion, and a detection chamber in which the detection portion moves and with which an amount of ink stored in the ink chamber is detected in accordance with a position of the detection portion. In the ink cartridge, a pivot center of the swing body that pivotally moves is disposed inside the protruding chamber.Type: GrantFiled: April 10, 2019Date of Patent: December 22, 2020Assignee: Canon Kabushiki KaishaInventor: Ryo Shimamura
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Patent number: 10843474Abstract: A liquid container unit includes: a liquid container including: a plurality of liquid storage portions; and a plurality of injection ports which are provided to the respective plurality of liquid storage portions, and are configured to enable injection of liquid into the plurality of liquid storage portions; and an injection port cover which is provided to the liquid container so as to be rotatable and is configured to cover the plurality of injection ports so as to be openable and closable, the injection port cover including a plurality of stopper members configured to close the plurality of injection ports when the injection port cover is closed.Type: GrantFiled: July 17, 2019Date of Patent: November 24, 2020Assignee: Canon Kabushiki KaishaInventors: Atsushi Arai, Tomoki Yamamuro, Tatsuaki Orihara, Takeho Miyashita, Kazuya Yoshii, Norihiro Ikebe, Akira Shiba, Ryo Shimamura, Masatoshi Ohira, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Publication number: 20200198359Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.Type: ApplicationFiled: March 4, 2020Publication date: June 25, 2020Inventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Patent number: 10675882Abstract: There are provided a liquid ejection apparatus with low costs, a liquid container, and a manufacturing method thereof. To this end, a rocking body is assembled to the liquid container to suppress the drop thereof by melting and swaging of a support shaft.Type: GrantFiled: August 2, 2018Date of Patent: June 9, 2020Assignee: Canon Kabushiki KaishaInventors: Akira Shiba, Tsubasa Takaoka, Hiroki Hayashi, Kazuya Yoshii, Ryo Shimamura
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Patent number: 10618300Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.Type: GrantFiled: August 30, 2018Date of Patent: April 14, 2020Assignee: Canon Kabushiki KaishaInventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Patent number: 10611162Abstract: There are provided a liquid container including a plug member which prevents leakage of a liquid from the liquid container and can be opened without scattering the liquid and a liquid ejection apparatus including the liquid container. For that purpose, a projecting portion in the plug member is provided below a center part of the plug member in a gravity direction in an attitude at the time of use of the liquid ejection apparatus.Type: GrantFiled: September 24, 2018Date of Patent: April 7, 2020Assignee: Canon Kabushiki KaishaInventors: Norihiro Ikebe, Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
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Patent number: 10538092Abstract: A liquid supplying mechanism includes: a tank including a liquid storage section configured to store a liquid, and a liquid injection port configured to inject the liquid into the liquid storage section; and a bottle configured to replenish the liquid into the tank. The bottle includes: a bottle section configured to store the liquid; and a protruding section, which protrudes from the bottle section, and is insertable into the liquid injection port so as to inject, into the liquid storage section, the liquid stored in the bottle section. The liquid injection port includes: a protruding section insertion portion into which the protruding section of the bottle is insertable; and a protruding section fixing portion, which is engageable with the protruding section of the bottle, to thereby be capable of fixing the bottle to the tank.Type: GrantFiled: July 23, 2019Date of Patent: January 21, 2020Assignee: Canon Kabushiki KaishaInventors: Takeho Miyashita, Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya