Patents by Inventor Toshiro Sugiyama
Toshiro Sugiyama 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: 11897721Abstract: A printing apparatus includes a printing unit; a first conveyance unit configured to convey a sheet to the printing unit while nipping the sheet; a second conveyance unit provided on a downstream side of the first conveyance unit in a conveyance direction of the sheet, and configured to convey the sheet while nipping the sheet; a third conveyance unit provided on a downstream side of the second conveyance unit in the conveyance direction, and configured to convey the sheet while nipping the sheet; and a switching unit configured to switch between a nip state of the second conveyance unit and a released state in which the nip state is released. When the sheet is conveyed by the third conveyance unit, the switching unit switches between the nip state and the released state in accordance with a length of the sheet.Type: GrantFiled: November 17, 2021Date of Patent: February 13, 2024Assignee: Canon Kabushiki KaishaInventors: Kohei Fukui, Tomoyuki Nagase, Waichiro Saiki, Tomohiro Suzuki, Ryo Kobayashi, Takeshi Koda, Toshiro Sugiyama
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Patent number: 11840072Abstract: According to an aspect of the present disclosure, a printing apparatus includes a conveyance unit configured to convey a sheet in a conveyance direction, a print head configured to perform printing on the sheet conveyed in the conveyance direction by the conveyance unit, a discharge port from which the sheet printed by the print head is discharged, a stacking portion located below the discharge port and configured to stack the sheet discharged from the discharge port in a state where a leading end of the sheet is directed to an upstream side in the conveyance direction, and a holding unit disposed in a sheet discharge path below the discharge port and configured to move between a holding position in which the holding unit holds the sheet and a releasing position in which the holding unit releases the sheet.Type: GrantFiled: September 29, 2020Date of Patent: December 12, 2023Assignee: Canon Kabushiki KaishaInventors: Toshiro Sugiyama, Yasuyuki Asai
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Patent number: 11795024Abstract: A printing apparatus comprises a sheet eject tray; a movable guide arranged on an upstream side of the sheet eject tray with respect to a direction of conveyance of a sheet and being configured to be able to move to a protruding position and a retracted position; and a driving mechanism configured to cause the movable guide to move to the protruding position when a leading edge of a sheet is conveyed along the movable guide and cause the movable guide to move to the retracted position when a trailing edge of a sheet is conveyed along the movable guide, wherein the protruding position includes a first position at which the movable guide presses a sheet to the sheet eject tray and a second position between the first position and the retracted position.Type: GrantFiled: September 24, 2021Date of Patent: October 24, 2023Assignee: Canon Kabushiki KaishaInventors: Akira Fujikake, Tomohiro Suzuki, Waichiro Saiki, Ryo Kobayashi, Takeshi Koda, Toshiro Sugiyama, Tomoyuki Nagase
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Patent number: 11731438Abstract: A printing apparatus, comprises a first circuit board configured to control a first motor and a printing unit that performs printing to a print medium, a second circuit board configured to control a second motor, a sensor configured to output a sensor signal used to control the first motor and the second motor, and a signal line configured to input the sensor signal from the sensor to the first circuit board and the second circuit board.Type: GrantFiled: August 27, 2021Date of Patent: August 22, 2023Assignee: Canon Kabushiki KaishaInventors: Yuki Kamio, Ryo Kobayashi, Kenji Sugiyama, Waichiro Saiki, Tomohiro Suzuki, Takeshi Koda, Toshiro Sugiyama, Tomoyuki Nagase
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Patent number: 11667138Abstract: An apparatus includes a printing unit, a conveyance unit including first and second rotating members that nip and convey the sheet, and configured to hold the sheet by temporarily stopping the conveyance before completion of discharge of the sheet, a detection unit configured to detect a rotation of the first rotating member, a determination unit configured to determine whether the sheet has been pulled in a discharge direction based on a detection result of the detection unit in a case where the conveyance unit holds the sheet, and a control unit configured to, if the determination unit determines that the sheet has been pulled in the discharge direction, cause the conveyance unit to perform a discharging process of the sheet.Type: GrantFiled: February 26, 2021Date of Patent: June 6, 2023Assignee: Canon Kabushiki KaishaInventors: Daigo Kuronuma, Toshiaki Yamaguchi, Takuya Suto, Toshiro Sugiyama, Kouhei Tokuda, Kenji Shimamura, Ryo Harigae, Ryosuke Murata
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Publication number: 20230116020Abstract: 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: ApplicationFiled: December 13, 2022Publication date: April 13, 2023Inventors: Takuya Suto, Toshiro Sugiyama, Ryosuke Murata, Daigo Kuronuma, Kenji Shimamura, Ryo Harigae, Toshiaki Yamaguchi, Kouhei Tokuda
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Patent number: 11560000Abstract: 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: February 26, 2021Date of Patent: January 24, 2023Assignee: Canon Kabushiki KaishaInventors: Takuya Suto, Toshiro Sugiyama, Ryosuke Murata, Daigo Kuronuma, Kenji Shimamura, Ryo Harigae, Toshiaki Yamaguchi, Kouhei Tokuda
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Publication number: 20220169470Abstract: A printing apparatus includes a printing unit configured to print an image on a sheet; a first exit path from which the sheet with the image printed thereon by the printing unit is discharged while being reversed; a second exit path from which the sheet with the image printed thereon by the printing unit is discharged without being reversed; and a switch member configured to be pivotably arranged so as to switch the first exit path and the second exit path. The first exit path passes above a pivot center of the switch member, and the second exit path passes below the pivot center.Type: ApplicationFiled: November 17, 2021Publication date: June 2, 2022Inventors: Shinya Asano, Takeshi Koda, Toshiro Sugiyama, Waichiro Saiki, Tomohiro Suzuki, Ryo Kobayashi, Tomoyuki Nagase
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Publication number: 20220169477Abstract: A printing apparatus includes: a printing unit; a first conveyance unit configured to convey a sheet to the printing unit with nipping the sheet; a second conveyance unit provided on a downstream side of the first conveyance unit in a conveyance direction of the sheet, and configured to convey the sheet with nipping the sheet; a third conveyance unit provided on a downstream side of the second conveyance unit in the conveyance direction, and configured to convey the sheet with nipping the sheet; and a switching unit configured to switch a nip state of the second conveyance unit and a released state in which the nip state is released. When the sheet is conveyed by the third conveyance unit, the switching unit switches the nip state and the released state in accordance with a length of the sheet.Type: ApplicationFiled: November 17, 2021Publication date: June 2, 2022Inventors: Kohei Fukui, Tomoyuki Nagase, Waichiro Saiki, Tomohiro Suzuki, Ryo Kobayashi, Takeshi Koda, Toshiro Sugiyama
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Publication number: 20220097416Abstract: A printing apparatus, comprises a first circuit board configured to control a first motor and a printing unit that performs printing to a print medium, a second circuit board configured to control a second motor, a sensor configured to output a sensor signal used to control the first motor and the second motor, and a signal line configured to input the sensor signal from the sensor to the first circuit board and the second circuit board.Type: ApplicationFiled: August 27, 2021Publication date: March 31, 2022Inventors: Yuki Kamio, Ryo Kobayashi, Kenji Sugiyama, Waichiro Saiki, Tomohiro Suzuki, Takeshi Koda, Toshiro Sugiyama, Tomoyuki Nagase
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Publication number: 20220097995Abstract: A printing apparatus comprises a sheet eject tray; a movable guide arranged on an upstream side of the sheet eject tray in a direction of conveyance of a sheet and is configured to be able to move to a protruding position and a retracted position; and a driving mechanism configured to cause the movable guide to move to the protruding position when a leading edge of a sheet is conveyed along the movable guide and cause the movable guide to move to the retracted position when a trailing edge of a sheet is conveyed along the movable guide, wherein the protruding position includes a first position at which the movable guide presses a sheet to the sheet eject tray and a second position between the first position and the retracted position.Type: ApplicationFiled: September 24, 2021Publication date: March 31, 2022Inventors: Akira Fujikake, Tomohiro Suzuki, Waichiro Saiki, Ryo Kobayashi, Takeshi Koda, Toshiro Sugiyama, Tomoyuki Nagase
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Publication number: 20210276348Abstract: 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: ApplicationFiled: February 26, 2021Publication date: September 9, 2021Inventors: Takuya Suto, Toshiro Sugiyama, Ryosuke Murata, Daigo Kuronuma, Kenji Shimamura, Ryo Harigae, Toshiaki Yamaguchi, Kouhei Tokuda
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Publication number: 20210276349Abstract: An apparatus includes a printing unit, a conveyance unit including first and second rotating members that nip and convey the sheet, and configured to hold the sheet by temporarily stopping the conveyance before completion of discharge of the sheet, a detection unit configured to detect a rotation of the first rotating member, a determination unit configured to determine whether the sheet has been pulled in a discharge direction based on a detection result of the detection unit in a case where the conveyance unit holds the sheet, and a control unit configured to, if the determination unit determines that the sheet has been pulled in the discharge direction, cause the conveyance unit to perform a discharging process of the sheet.Type: ApplicationFiled: February 26, 2021Publication date: September 9, 2021Inventors: Daigo Kuronuma, Toshiaki Yamaguchi, Takuya Suto, Toshiro Sugiyama, Kouhei Tokuda, Kenji Shimamura, Ryo Harigae, Ryosuke Murata
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Publication number: 20210276350Abstract: 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, wherein 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: ApplicationFiled: March 2, 2021Publication date: September 9, 2021Inventors: Ryosuke Murata, Takuya Suto, Toshiro Sugiyama, Daigo Kuronuma, Kenji Shimamura, Ryo Harigae, Toshiaki Yamaguchi, Kouhei Tokuda
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Patent number: 11003123Abstract: A sheet housing apparatus including a housing unit, which houses a sheet to be discharged from a discharging opening of a printer, and a pair of housing-side feet disposed on both sides, in a width direction, of the sheet housing apparatus. The sheet housing apparatus can be combined with the printer. The printer includes a pair of body-side feet disposed on both sides, in the width direction, of the printer. In a state in which the sheet housing apparatus is combined with the printer, the body-side feet and the housing-side feet are arranged not to overlap with each other in the width direction.Type: GrantFiled: July 15, 2020Date of Patent: May 11, 2021Assignee: Canon Kabushiki KaishaInventors: Toshiro Sugiyama, Yasuyuki Asai, Hiromasa Yoneyama, Tetsuo Kikuchi, Itaru Wada, Daiki Anayama
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Publication number: 20210101395Abstract: According to an aspect of the present disclosure, a printing apparatus includes a conveyance unit configured to convey a sheet in a conveyance direction, a print head configured to perform printing on the sheet conveyed in the conveyance direction by the conveyance unit, a discharge port from which the sheet printed by the print head is discharged, a stacking portion located below the discharge port and configured to stack the sheet discharged from the discharge port in a state where a leading end of the sheet is directed to an upstream side in the conveyance direction, and a holding unit disposed in a sheet discharge path below the discharge port and configured to move between a holding position in which the holding unit holds the sheet and a releasing position in which the holding unit releases the sheet.Type: ApplicationFiled: September 29, 2020Publication date: April 8, 2021Inventors: Toshiro Sugiyama, Yasuyuki Asai
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Publication number: 20200348619Abstract: A sheet housing apparatus including a housing unit, which houses a sheet to be discharged from a discharging opening of a printer, and a pair of housing-side feet disposed on both sides, in a width direction, of the sheet housing apparatus. The sheet housing apparatus can be combined with the printer. The printer includes a pair of body-side feet disposed on both sides, in the width direction, of the printer.Type: ApplicationFiled: July 15, 2020Publication date: November 5, 2020Inventors: Toshiro Sugiyama, Yasuyuki Asai, Hiromasa Yoneyama, Tetsuo Kikuchi, Itaru Wada, Daiki Anayama
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Patent number: 10754286Abstract: A sheet housing apparatus including a housing unit, which houses a sheet to be discharged from a discharging opening of a printer, and a pair of housing-side feet disposed on both sides, in a width direction, of the sheet housing apparatus. The sheet housing apparatus can be combined with the printer. The printer includes a pair of body-side feet disposed on both sides, in the width direction, of the printer. In a state in which the sheet housing apparatus is combined with the printer, the body-side feet and the housing-side feet are arranged not to overlap with each other in the width direction.Type: GrantFiled: May 3, 2018Date of Patent: August 25, 2020Assignee: Canon Kabushiki KaishaInventors: Toshiro Sugiyama, Yasuyuki Asai, Hiromasa Yoneyama, Tetsuo Kikuchi, Itaru Wada, Daiki Anayama
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Patent number: 10569560Abstract: An inkjet printing apparatus includes a print head, an ink tank containing ink to be supplied to the print head, a cap switchable between a covering position to cover a discharge port face and an exposing position to expose the discharge port face, a suction unit connected to the cap, and a control unit. The control unit controls the performing of an ink filling operation of filling the print head with the ink supplied from the ink tank. The ink filling operation includes a valve-closing suction operation of performing suction through the suction unit for a predetermined period of time while the cap is in the covering position. The apparatus further includes a detection unit configured to detect an ink filling state. The control unit controls the stopping of the ink filling operation in accordance with a detection result of the detection unit.Type: GrantFiled: March 27, 2018Date of Patent: February 25, 2020Assignee: Canon Kabushiki KaishaInventors: Naoaki Wada, Toshiro Sugiyama, Noriyuki Aoki, Toshiaki Yamaguchi, Masakazu Nagashima, Ryohei Maruyama
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Publication number: 20180329350Abstract: A printer includes a printing unit which performs printing on a sheet and which discharges a printed sheet from a discharging opening, and a pair of body-side feet disposed on both sides in a width direction of a sheet to be discharged from the discharging opening. A sheet housing apparatus includes a housing unit which houses a sheet to be discharged from the discharging opening, and a pair of housing-side feet disposed on the both sides in the width direction. The sheet housing apparatus can be mounted from a predetermined mounting direction to the printer. The body-side feet and the housing-side feet are arranged to be disposed, in a state in which the sheet housing apparatus is mounted to the printer, so as to overlap with each other in the mounting direction and not to overlap with each other in the width direction.Type: ApplicationFiled: May 3, 2018Publication date: November 15, 2018Inventors: Toshiro Sugiyama, Yasuyuki Asai, Hiromasa Yoneyama, Tetsuo Kikuchi, Itaru Wada, Daiki Anayama