Patents by Inventor Takeji Niikura
Takeji Niikura 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: 8523305Abstract: An apparatus includes a printing unit which is disposed in a housing and configured to form an image on a sheet, an lid attached to the housing by a hinge mechanism, and a camera which is attached to the lid and configured to read an image on a document while the lid is open, wherein the sheet having the image formed by the printing unit is discharged on the lid, and when the lid is opened, the camera can read the document which is placed at a reading position below the camera.Type: GrantFiled: September 10, 2009Date of Patent: September 3, 2013Assignee: Canon Kabushiki KaishaInventors: Tetsuya Saito, Masaaki Ishibashi, Daijirou Nagasaki, Tetsuhiro Nitta, Hiroshi Ogushi, Yasuhiko Ikeda, Shigeyuki Sugiyama, Haruyuki Yanagi, Takeji Niikura
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Patent number: 8456714Abstract: An image forming apparatus includes a printing section, a flatbed scanner section configured to read an original on a reading surface, and a moving mechanism configured to change the angle of the reading surface relative to an installation plane on which the apparatus is installed. The scanner section is capable of performing reading in each of a first mode where the angle of the reading surface is a first angle (vertical) and a second mode where the angle of the reading surface is a second angle (horizontal) different from the first angle.Type: GrantFiled: October 14, 2009Date of Patent: June 4, 2013Assignee: Canon Kabushiki KaishaInventors: Yasuhiko Ikeda, Haruyuki Yanagi, Masaaki Ishibashi, Kenichi Nishimura, Sakiko Takizawa, Naofumi Sekine, Hiroshi Ogushi, Takeji Niikura, Tetsuya Saito, Tetsuhiro Nitta, Shigeyuki Sugiyama
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Patent number: 8282206Abstract: A display unit includes a slide mechanism slidable in a lateral or vertical direction to a housing. A maintenance opening formed in the housing can be covered and uncovered. When the opening is uncovered, a user can access at least apart of a print section in the housing from the opening and perform maintenance.Type: GrantFiled: September 9, 2009Date of Patent: October 9, 2012Assignee: Canon Kabushiki KaishaInventors: Haruyuki Yanagi, Yasuhiko Ikeda, Hiroshi Ogushi, Tetsuya Saito, Takeji Niikura, Masaaki Ishibashi, Kenichi Nishimura, Tetsuhiro Nitta, Shigeyuki Sugiyama
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Publication number: 20100097667Abstract: An image forming apparatus includes a printing section, a flatbed scanner section configured to read an original on a reading surface, and a moving mechanism configured to change the angle of the reading surface relative to an installation plane on which the apparatus is installed. The scanner section is capable of performing reading in each of a first mode where the angle of the reading surface is a first angle (vertical) and a second mode where the angle of the reading surface is a second angle (horizontal) different from the first angle.Type: ApplicationFiled: October 14, 2009Publication date: April 22, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Yasuhiko Ikeda, Haruyuki Yanagi, Masaaki Ishibashi, Kenichi Nishimura, Sakiko Takizawa, Naofumi Sekine, Hiroshi Ogushi, Takeji Niikura, Tetsuya Saito, Tetsuhiro Nitta, Shigeyuki Sugiyama
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Publication number: 20100066796Abstract: A display unit includes a slide mechanism slidable in a lateral or vertical direction to a housing. A maintenance opening formed in the housing can be covered and uncovered. When the opening is uncovered, a user can access at least apart of a print section in the housing from the opening and perform maintenance.Type: ApplicationFiled: September 9, 2009Publication date: March 18, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Haruyuki Yanagi, Yasuhiko Ikeda, Hiroshi Ogushi, Tetsuya Saito, Takeji Niikura, Masaaki Ishibashi, Kenichi Nishimura, Tetsuhiro Nitta, Shigeyuki Sugiyama
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Publication number: 20100060694Abstract: An apparatus includes a printing unit which is disposed in a housing and configured to form an image on a sheet, an lid attached to the housing by a hinge mechanism, and a camera which is attached to the lid and configured to read an image on a document while the lid is open, wherein the sheet having the image formed by the printing unit is discharged on the lid, and when the lid is opened, the camera can read the document which is placed at a reading position below the camera.Type: ApplicationFiled: September 10, 2009Publication date: March 11, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Tetsuya Saito, Masaaki Ishibashi, Daijirou Nagasaki, Tetsuhiro Nitta, Hiroshi Ogushi, Yasuhiko Ikeda, Shigeyuki Sugiyama, Haruyuki Yanagi, Takeji Niikura
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Patent number: 7641408Abstract: A recording device for effecting recording on a recording material by a recording head, said recording device including a recording unit including a reciprocally movable carriage for carrying the recording head, a platen for supporting a recording material at a position opposed to said carriage, and a feeding roller, disposed upstream of said platen, for feeding the recording material, a recording chassis supporting said carriage, said platen and said feeding roller, and a sheet feeding unit including a feeding path for feeding the recording material to said feeding roller from a plurality of feeding portions, and a side chassis supporting said feeding path at both lateral sides with respect to a moving direction of the recording material, whereby said recording chassis of said recording unit and said side chassis of said sheet feeding unit are fixed to each other.Type: GrantFiled: July 26, 2005Date of Patent: January 5, 2010Assignee: Canon Kabushiki KaishaInventors: Takeji Niikura, Haruo Uchida, Nozomu Nishiberi, Hiroyuki Saito
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Patent number: 7607654Abstract: A sheet feeding apparatus includes a driving force transmitting member for transmitting a rotational driving force to a sheet feeding roller, first and second roller supporting members for supporting the sheet feeding roller. The sheet feeding apparatus further includes supporting portions for swingably supporting the first and second roller supporting members. The first and second roller supporting members are integrally movable with respect to a motion about the supporting portions and are independently movable with respect to a motion, at the supporting portions, about an axis normal to a sheet stacking surface.Type: GrantFiled: July 3, 2007Date of Patent: October 27, 2009Assignee: Canon Kabushiki KaishaInventors: Shinya Sonoda, Masato Izumi, Takeji Niikura, Takashi Nojima
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Publication number: 20080012197Abstract: A sheet feeding apparatus includes a driving force transmitting member for transmitting a rotational driving force to a sheet feeding roller, first and second roller supporting members for supporting the sheet feeding roller. The sheet feeding apparatus further includes supporting portions for swingably supporting the first and second roller supporting members. The first and second roller supporting members are integrally movable with respect to a motion about the supporting portions and are independently movable with respect to a motion, at the supporting portions, about an axis normal to a sheet stacking surface.Type: ApplicationFiled: July 3, 2007Publication date: January 17, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Shinya Sonoda, Masato Izumi, Takeji Niikura, Takashi Nojima
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Patent number: 7185964Abstract: A printing method and printing apparatus can print a high-quality image free from any visual graininess by reducing density unevenness and color unevenness. In printing by discharging ink from a printhead onto a printing medium, the printing apparatus executes either one of (A) a first printing operation mode in which one dot layout pattern is assigned to a plurality of pixels at the same gradation level and printing is done on the basis of the assigned dot layout pattern, or (B) a second printing operation mode in which plural types of dot layout patterns are assigned to a plurality of pixels at the same gradation level and printing is done on the basis of the assigned dot layout patterns.Type: GrantFiled: February 24, 2004Date of Patent: March 6, 2007Assignee: Canon Kabushiki KaishaInventors: Hidehiko Kanda, Takeji Niikura, Tetsuya Saito
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Patent number: 7114805Abstract: A recording apparatus for effecting recording on a recording material using a recording head, includes a part for effecting a recording operation, and a supporting member supporting the part. The supporting member has two bent portions for supporting opposite end portions of the part and a cut and bent portion between the two bent portions.Type: GrantFiled: December 27, 2001Date of Patent: October 3, 2006Assignee: Canon Kabushiki KaishaInventor: Takeji Niikura
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Publication number: 20060024118Abstract: A recording device for effecting recording on a recording material by a recording head, said recording device including a recording unit including a reciprocally movable carriage for carrying the recording head, a platen for supporting a recording material at a position opposed to said carriage, and a feeding roller, disposed upstream of said platen, for feeding the recording material, a recording chassis supporting said carriage, said platen and said feeding roller, and a sheet feeding unit including a feeding path for feeding the recording material to said feeding roller from a plurality of feeding portions, and a side chassis supporting said feeding path at both lateral sides with respect to a moving direction of the recording material, whereby said recording chassis of said recording unit and said side chassis of said sheet feeding unit are fixed to each other.Type: ApplicationFiled: July 26, 2005Publication date: February 2, 2006Applicant: CANON KABUSHIKI KAISHAInventors: Takeji Niikura, Haruo Uchida, Nozomu Nishiberi, Hiroyuki Saito
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Patent number: 6899411Abstract: The present invention relates to a recording apparatus for recording an image by discharging an ink, and including a recording head capable of recording to at least one edge of recording medium without any margin, a receiving portion for receiving ink droplets discharged at a position extending beyond the edge of the recording medium, and a conveyance rotary body located at an upstream side of the receiving portion with respect to a conveyance direction of the recording medium. The conveyance rotary body is made conductive to an apparatus body.Type: GrantFiled: May 2, 2003Date of Patent: May 31, 2005Assignee: Canon Kabushiki KaishaInventors: Takeji Niikura, Seiji Ogasawara
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Patent number: 6851801Abstract: A recording material conveying device is provided with a pair of rotational members for conveying a recording material, and for one of the rotational members, an escape portion is formed for an opening portion of a bearing hole thereof and that satisfies a condition of ???, where an angle formed by the axial core of the axial member supporting the rotational member and the center of the bearing hole for bearing the axial member is ?, and an angle formed by the center of the bearing hole and the escape portion of the bearing hole is ?. With the structure thus arranged, it becomes possible to prevent a recording material from being damaged or stained, or be otherwise adversely affected, by use of an expeller rotational member, while performing a stabilized conveyance of a recording material without increasing costs.Type: GrantFiled: August 15, 2002Date of Patent: February 8, 2005Assignee: Canon Kabushiki KaishaInventor: Takeji Niikura
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Publication number: 20040165022Abstract: This invention relates to a printing method and printing apparatus capable of printing a high-quality image free from any visual graininess by reducing density unevenness and color unevenness. In printing by discharging ink from a printhead onto a printing medium, the printing apparatus executes either one of (A) the first printing operation mode in which one dot layout pattern is assigned to a plurality of pixels at the same gradation level and printing is done on the basis of the assigned dot layout pattern, or (B) the second printing operation mode in which plural types of dot layout patterns are assigned to a plurality of pixels at the same gradation level and printing is done on the basis of the assigned dot layout patterns.Type: ApplicationFiled: February 24, 2004Publication date: August 26, 2004Applicant: Canon Kabushiki KaishaInventors: Hidehiko Kanda, Takeji Niikura, Tetsuya Saito
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Publication number: 20040027441Abstract: The present invention relates to a recording apparatus recording an image by discharging an ink, comprising a recording means for being recordable to at least one edge of a recording medium without any margin, an receiving portion for receiving an ink droplet discharged at a position protruded from the recording medium, a conveyance rotary body located on an upstream side of the opening in a conveyance direction of the recording medium. The conveyance rotary body is made conductive to an apparatus body.Type: ApplicationFiled: May 2, 2003Publication date: February 12, 2004Applicant: CANON KABUSHIKI KAISHAInventors: Takeji Niikura, Seiji Ogasawara
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Publication number: 20030043247Abstract: A recording material conveying device is provided with a pair of rotational members for conveying a recording material, and for one of the rotational members, an escape portion is formed for the opening portion of the bearing hole thereof in condition of &agr;≦&bgr; where an angle formed by the axial core of the axial member supporting the rotational member and the center of the bearing hole for bearing the axial member is &agr;, and an angle formed by the center of the bearing hole and the escape portion of the bearing hole is &bgr;. With the structure thus arranged, it becomes possible to prevent a recording material from being damaged, stained, or some others by use of an expeller rotational member, while performing a stabilized conveyance of a recording material without increasing costs.Type: ApplicationFiled: August 15, 2002Publication date: March 6, 2003Applicant: Canon Kabushiki KaishaInventor: Takeji Niikura
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Patent number: 6416050Abstract: An auto sheet feeder has sheet supporting means provided on the frame of the main body of the apparatus and supporting sheets thereon, and sheet feeding means for feeding out the sheets supported on the sheet supporting means. A reference surface for regulating one side edge of the sheets fed out by the sheet feeding means is formed on each of the frame and the sheet supporting means.Type: GrantFiled: December 15, 1999Date of Patent: July 9, 2002Assignee: Canon Kabushiki KaishaInventor: Takeji Niikura
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Publication number: 20020085239Abstract: A recording apparatus for effecting recording on a recording material using a recording head, includes a part for effecting a recording operation; a supporting member supporting the part, the supporting member having a bent portion supporting the part and being locked with another portion of the supporting portion.Type: ApplicationFiled: December 27, 2001Publication date: July 4, 2002Inventor: Takeji Niikura
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Patent number: 6398341Abstract: A recording apparatus includes a first determination unit for determining a position to start scanning of a recording head relative to a recording medium for each scanning operation during recording, based on recording data input by an input unit, a setting unit for setting a permissible region to start scanning in a next scanning operation, based on a position to start scanning in a preceding scanning operation, and a second determination unit for determining a position within the permissible region as a position to start scanning of the recording head by a scanning unit, when it has been determined that the position to start scanning for the next scanning operation is outside of the permissible region, based on a result of discrimination by the discrimination unit.Type: GrantFiled: December 4, 2000Date of Patent: June 4, 2002Assignee: Canon Kabushiki KaishaInventor: Takeji Niikura