Patents by Inventor Shoko Magata
Shoko Magata 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: 8675265Abstract: An image reading apparatus, including: a placement portion on which an original is to be placed; an openable and closable pressure portion which presses, the original, which is placed on the placement portion, against the placement portion; a reading unit which moves in a sub-scanning direction orthogonal to a main scanning direction to read image information of the original, which is pressed against the placement portion by the openable and closable pressure portion, and a step portion, which is provided in a pressure surface of the openable and closable pressure portion which presses the original against the placement stand, and in a state in which the openable and closable pressure portion is closed, forms a space portion extending in the sub-scanning direction so as to communicate to at least one end in the sub-scanning direction.Type: GrantFiled: November 1, 2011Date of Patent: March 18, 2014Assignee: Canon Kabushiki KaishaInventor: Shoko Magata
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Publication number: 20120120460Abstract: An image reading apparatus, including: a placement portion on which an original is to be placed; an openable and closable pressure portion which presses, the original, which is placed on the placement portion, against the placement portion; a reading unit which moves in a sub-scanning direction orthogonal to a main scanning direction to read image information of the original, which is pressed against the placement portion by the openable and closable pressure portion, and a step portion, which is provided in a pressure surface of the openable and closable pressure portion which presses the original against the placement stand, and in a state in which the openable and closable pressure portion is closed, forms a space portion extending in the sub-scanning direction so as to communicate to at least one end in the sub-scanning direction.Type: ApplicationFiled: November 1, 2011Publication date: May 17, 2012Applicant: CANON KABUSHIKI KAISHAInventor: Shoko Magata
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Patent number: 8155576Abstract: The invention is to provide a miniaturized sheet processing apparatus in that a conveying length a conveying distance need not be increased even though the number of sheets per bundle increases. A glue applying bookbinder that partially glues sheets and performs a pressing process to form a sheet bundle. The glue applying bookbinder includes a processing tray that stacks sheets, a glue applying portion that applies a glue on the sheets on the processing tray, and pressing portions that press the sheets on the processing tray. The glue applying portion is arranged such that the glue applying portion can be moved from a first standby position outside the sheets stacked on the stacking portion to a second standby position, different from the first standby position, outside the sheets through an upper surface of the sheets, and the pressing portions are moved integrally with the glue applying portion.Type: GrantFiled: May 27, 2008Date of Patent: April 10, 2012Assignee: Canon Kabushiki KaishaInventors: Daijiro Kato, Katsuaki Hirai, Takeshi Aoyama, Masahiro Funakoshi, Shoko Magata, Yuichi Yamamoto
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Patent number: 8064105Abstract: An image scanning device including: a conveyance path which conveys originals; a first scanning means and a second scanning means which are placed such that they sandwich the conveyance path; and a white reference member used for adjusting the white levels of the scanning means; wherein at least one of the first scanning means, the second scanning means and the white reference member is movable; the first scanning means and the second scanning means can scan the same surface of said white reference member since the first scanning means or the second scanning means is moved or the white reference member is moved.Type: GrantFiled: January 13, 2009Date of Patent: November 22, 2011Assignee: Canon Kabushiki KaishaInventors: Ayumu Murakami, Shoko Magata, Takeshi Aoyama, Yuichi Yamamoto, Takayuki Suga, Haruhisa Oshida
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Patent number: 8014042Abstract: An image reading apparatus including an image reading portion reading an image of an original placed on an original stand; an original cover pressing the original on the original stand; a plurality of hinge portions pivotally supporting the original cover with respect to the image reading portion; a plurality of opening and closing drive portions arranged in the plurality of hinge portions, respectively to open-drive and close-drive the original cover; and a control portion open-driving and close-driving the plurality of opening and closing drive portions based on different drive profiles, respectively.Type: GrantFiled: September 24, 2007Date of Patent: September 6, 2011Assignee: Canon Kabushiki KaishaInventor: Shoko Magata
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Patent number: 8014045Abstract: An image scanner in which in scanning an image of a document placed on a scanner body, an image scanning device moves and scans the image of the document. In scanning an image of a document fed by a document feeder to the scanner body, the image scanning device moves to a predetermined scanning position and then scans the image of the document in the scanning position. When the image scanning device arrives at the scanning position, the image scanning device is pressed against a stopper that is positioned relative to the document feeder.Type: GrantFiled: August 30, 2005Date of Patent: September 6, 2011Assignee: Canon Kabushiki KaishaInventors: Takeshi Aoyama, Ayumu Murakami, Shoko Magata, Yuichi Yamamoto
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Patent number: 7942399Abstract: The invention is to stabilize an amount of application of a glue to sheets, to stabilize adhesive force between the sheets, and to further improve the productivity of a glued sheet bundle. A sheet processing apparatus includes a processing tray 130 that stacks a sheet discharged by a pair of discharge rollers, an attitude changing unit 150 that displaces the aligned sheet bundle on the processing tray 130 to partially expose sheet surfaces, an adhesive agent delivery device 160 that applies a glue to the exposed parts of the sheet surfaces of the displaced sheet bundle on the processing tray 130, and a sheet bundle aligning portion such as aligning plates 140 and 141 that aligns the glued sheet bundle.Type: GrantFiled: May 27, 2008Date of Patent: May 17, 2011Assignee: Canon Kabushiki KaishaInventors: Katsuaki Hirai, Takeshi Aoyama, Shoko Magata, Yuichi Yamamoto, Masahiro Funakoshi, Daijiro Kato
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Patent number: 7755812Abstract: An image reading apparatus and an image expansion and contraction correcting method are provided that improve the quality of each read image by restraining image expansion and contraction caused by a variation in the combination of conveying units for conveying each document. The image reading apparatus has conveying units (a first conveying unit, a second conveying unit, and a third conveying unit) that convey each document, and an image reading unit (a first image reading unit and a second image reading unit) that reads an image of each document being conveyed by the conveying units. The image reading speed of the image reading unit is adjusted in accordance with a change in the combination of conveying units that are conveying a document, so as to correct image expansion and contraction caused by a change in document conveying speed caused by the change in the combination of conveying units.Type: GrantFiled: February 27, 2006Date of Patent: July 13, 2010Assignee: Canon Kabushiki KaishaInventors: Haruhisa Oshida, Takeshi Aoyama, Shoko Magata, Ayumu Murakami, Yuichi Yamamoto, Takayuki Suga
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Patent number: 7713015Abstract: Provided is a bookbinding apparatus including: a conveying unit which sequentially conveys sheets; a gluing unit which glues the sheets conveyed by the conveying unit; a stacking unit which sequentially stacks the sheets glued by the gluing unit; a pressurizing unit which pressurizes glued portions of the sheets stacked on the stacking unit; and a control unit which temporarily stops a stacking process carried out by the conveying unit onto the stacking unit and causes the pressurizing unit to execute a pressurizing process on the sheets stacked on the stacking unit when an operation interrupting event occurs during the stacking process.Type: GrantFiled: September 14, 2007Date of Patent: May 11, 2010Assignee: Canon Kabushiki KaishaInventors: Shoko Magata, Takeshi Aoyama, Masahiro Funakoshi, Yuichi Yamamoto, Daijiro Kato
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Patent number: 7623275Abstract: An original-transporting rotor configured to transport an original to an image-reading section and, after correcting skew of the original, to an original-transporting section capable of opening and closing relative to the image-reading section is provided. The original-transporting rotor is supported so as to define a variable angle with a light source provided in the image-reading section. When the original-transporting section is closed, an original-transporting mechanism is positioned by position regulating members.Type: GrantFiled: December 12, 2005Date of Patent: November 24, 2009Assignee: Canon Kabushiki KaishaInventors: Ayumu Murakami, Takeshi Aoyama, Shoko Magata, Yuichi Yamamoto
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Patent number: 7577392Abstract: An image reading apparatus has an original placing portion on which an original is placed, a feed portion for feeding the original placed on the original placing portion to convey the original from one end side of an original plate onto the original plate, a conveying rotary member for conveying the original on the original plate, a reversing and conveying portion for reversing the front side and back side of the original conveyed to the other end side of the original plate by the conveying rotary member, and conveying the reversed original from the other end side onto the original plate, an image reading unit for reading the image of the original stopped on the original plate while being moved, and a control portion for controlling the driving of the conveying rotary member.Type: GrantFiled: September 26, 2005Date of Patent: August 18, 2009Assignee: Canon Kabushiki KaishaInventors: Shoko Magata, Takeshi Aoyama, Ayumu Murakami, Yuichi Yamamoto
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Publication number: 20090122367Abstract: An image scanning device including: a conveyance path which conveys originals; a first scanning means and a second scanning means which are placed such that they sandwich the conveyance path; and a white reference member used for adjusting the white levels of the scanning means; wherein at least one of the first scanning means, the second scanning means and the white reference member is movable; the first scanning means and the second scanning means can scan the same surface of said white reference member since the first scanning means or the second scanning means is moved or the white reference member is moved.Type: ApplicationFiled: January 13, 2009Publication date: May 14, 2009Applicant: CANON KABUSHIKI KAISHAInventors: AYUMU MURAKAMI, SHOKO MAGATA, TAKESHI AOYAMA, YUICHI YAMAMOTO, TAKAYUKI SUGA, HARUHISA OSHIDA
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Patent number: 7515312Abstract: An image scanning device including: a conveyance path which conveys originals; a first scanning means and a second scanning means which are placed such that they sandwich the conveyance path; and a white reference member used for adjusting the white levels of the scanning means; wherein at least one of the first scanning means, the second scanning means and the white reference member is movable; the first scanning means and the second scanning means can scan the same surface of said white reference member since the first scanning means or the second scanning means is moved or the white reference member is moved.Type: GrantFiled: December 22, 2005Date of Patent: April 7, 2009Assignee: Canon Kabushiki KaishaInventors: Ayumu Murakami, Shoko Magata, Takeshi Aoyama, Yuichi Yamamoto, Takayuki Suga, Haruhisa Oshida
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Publication number: 20080304117Abstract: An image reading apparatus has: a setting unit; a sheet conveying unit; a reading unit which can read an image of the sheet conveyed onto the setting unit by the sheet conveying unit and can read the image of the sheet set onto the setting unit; and an abutting unit which abuts an edge of the sheet which is set onto the setting unit, said edge of the sheet crosses a sheet conveying direction of the sheet conveying unit. The abutting unit is provided at a position where it is not come into contact with the sheet conveyed by the sheet conveying unit.Type: ApplicationFiled: May 20, 2008Publication date: December 11, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Takeshi Aoyama, Ayumu Murakami, Shoko Magata, Yuichi Yamamoto
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Patent number: 7463392Abstract: Provided is an image reader including: a first reading device for reading an image on one side of a document moving on a transparent glass plate; a second reading device as a movable reading device, for reading one of an image on another side of the document moving on the transparent glass plate and an image on another side of the document remaining stationary on the transparent glass plate; and a show-through preventing member for preventing show-through of the document at a first position opposed to the first reading device, characterized in that the show-through preventing member is provided movably from the first position opposed to the first reading device to a second position in which reading of an image by the second reading device is prevented from being hindered.Type: GrantFiled: April 4, 2006Date of Patent: December 9, 2008Assignee: Canon Kabushiki KaishaInventors: Yuichi Yamamoto, Takeshi Aoyama, Haruhisa Oshida, Ayumu Murakami, Shoko Magata, Takayuki Suga
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Publication number: 20080296825Abstract: The invention is to provide a miniaturized sheet processing apparatus in that a conveying length a conveying distance need not be increased even though the number of sheets per bundle increases. A glue applying bookbinder that partially glues sheets and performs a pressing process to form a sheet bundle. The glue applying bookbinder includes a processing tray that stacks sheets, a glue applying portion that applies a glue on the sheets on the processing tray, and pressing portions that press the sheets on the processing tray. The glue applying portion is arranged such that the glue applying portion can be moved from a first standby position outside the sheets stacked on the stacking portion to a second standby position, different from the first standby position, outside the sheets through an upper surface of the sheets, and the pressing portions are moved integrally with the glue applying portion.Type: ApplicationFiled: May 27, 2008Publication date: December 4, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Daijiro Kato, Katsuaki Hirai, Takeshi Aoyama, Masahiro Funakoshi, Shoko Magata, Yuichi Yamamoto
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Publication number: 20080298929Abstract: The invention is to stabilize an amount of application of a glue to sheets, to stabilize adhesive force between the sheets, and to further improve the productivity of a glued sheet bundle. A sheet processing apparatus includes a processing tray 130 that stacks a sheet discharged by a pair of discharge rollers, an attitude changing unit 150 that displaces the aligned sheet bundle on the processing tray 130 to partially expose sheet surfaces, an adhesive agent delivery device 160 that applies a glue to the exposed parts of the sheet surfaces of the displaced sheet bundle on the processing tray 130, and a sheet bundle aligning portion such as aligning plates 140 and 141 that aligns the glued sheet bundle.Type: ApplicationFiled: May 27, 2008Publication date: December 4, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Katsuaki Hirai, Takeshi Aoyama, Shoko Magata, Yuichi Yamamoto, Masahiro Funakoshi, Daijiro Kato
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Publication number: 20080080959Abstract: Provided is a bookbinding apparatus including: a conveying unit which sequentially conveys sheets; a gluing unit which glues the sheets conveyed by the conveying unit; a stacking unit which sequentially stacks the sheets glued by the gluing unit; a pressurizing unit which pressurizes glued portions of the sheets stacked on the stacking unit; and a control unit which temporarily stops a stacking process carried out by the conveying unit onto the stacking unit and causes the pressurizing unit to execute a pressurizing process on the sheets stacked on the stacking unit when an operation interrupting event occurs during the stacking process.Type: ApplicationFiled: September 14, 2007Publication date: April 3, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Shoko Magata, Takeshi Aoyama, Masahiro Funakoshi, Yuichi Yamamoto, Daijiro Kato
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Publication number: 20080074714Abstract: An image reading apparatus including an image reading portion reading an image of an original placed on an original stand; an original cover pressing the original on the original stand; a plurality of hinge portions pivotally supporting the original cover with respect to the image reading portion; a plurality of opening and closing drive portions arranged in the plurality of hinge portions, respectively to open-drive and close-drive the original cover; and a control portion open-driving and close-driving the plurality of opening and closing drive portions based on different drive profiles, respectively.Type: ApplicationFiled: September 24, 2007Publication date: March 27, 2008Applicant: CANON KABUSHIKI KAISHAInventor: Shoko Magata
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Publication number: 20060227389Abstract: Provided is an image reader including: a first reading device for reading an image on one side of a document moving on a transparent glass plate; a second reading device as a movable reading device, for reading one of an image on another side of the document moving on the transparent glass plate and an image on another side of the document remaining stationary on the transparent glass plate; and a show-through preventing member for preventing show-through of the document at a first position opposed to the first reading device, characterized in that the show-through preventing member is provided movably from the first position opposed to the first reading device to a second position in which reading of an image by the second reading device is prevented from being hindered.Type: ApplicationFiled: April 4, 2006Publication date: October 12, 2006Applicant: Canon Kabushiki KaishaInventors: Yuichi Yamamoto, Takeshi Aoyama, Harushisa Oshida, Ayumu Murakami, Shoko Magata, Takayuki Suga