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).

  • Patent number: 8523305
    Abstract: 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: Grant
    Filed: September 10, 2009
    Date of Patent: September 3, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsuya Saito, Masaaki Ishibashi, Daijirou Nagasaki, Tetsuhiro Nitta, Hiroshi Ogushi, Yasuhiko Ikeda, Shigeyuki Sugiyama, Haruyuki Yanagi, Takeji Niikura
  • Patent number: 8456714
    Abstract: 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: Grant
    Filed: October 14, 2009
    Date of Patent: June 4, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yasuhiko Ikeda, Haruyuki Yanagi, Masaaki Ishibashi, Kenichi Nishimura, Sakiko Takizawa, Naofumi Sekine, Hiroshi Ogushi, Takeji Niikura, Tetsuya Saito, Tetsuhiro Nitta, Shigeyuki Sugiyama
  • Patent number: 8282206
    Abstract: 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: Grant
    Filed: September 9, 2009
    Date of Patent: October 9, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Haruyuki Yanagi, Yasuhiko Ikeda, Hiroshi Ogushi, Tetsuya Saito, Takeji Niikura, Masaaki Ishibashi, Kenichi Nishimura, Tetsuhiro Nitta, Shigeyuki Sugiyama
  • Publication number: 20100097667
    Abstract: 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: Application
    Filed: October 14, 2009
    Publication date: April 22, 2010
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Yasuhiko Ikeda, Haruyuki Yanagi, Masaaki Ishibashi, Kenichi Nishimura, Sakiko Takizawa, Naofumi Sekine, Hiroshi Ogushi, Takeji Niikura, Tetsuya Saito, Tetsuhiro Nitta, Shigeyuki Sugiyama
  • Publication number: 20100066796
    Abstract: 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: Application
    Filed: September 9, 2009
    Publication date: March 18, 2010
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Haruyuki Yanagi, Yasuhiko Ikeda, Hiroshi Ogushi, Tetsuya Saito, Takeji Niikura, Masaaki Ishibashi, Kenichi Nishimura, Tetsuhiro Nitta, Shigeyuki Sugiyama
  • Publication number: 20100060694
    Abstract: 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: Application
    Filed: September 10, 2009
    Publication date: March 11, 2010
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Tetsuya Saito, Masaaki Ishibashi, Daijirou Nagasaki, Tetsuhiro Nitta, Hiroshi Ogushi, Yasuhiko Ikeda, Shigeyuki Sugiyama, Haruyuki Yanagi, Takeji Niikura
  • Patent number: 7641408
    Abstract: 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: Grant
    Filed: July 26, 2005
    Date of Patent: January 5, 2010
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeji Niikura, Haruo Uchida, Nozomu Nishiberi, Hiroyuki Saito
  • Patent number: 7607654
    Abstract: 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: Grant
    Filed: July 3, 2007
    Date of Patent: October 27, 2009
    Assignee: Canon Kabushiki Kaisha
    Inventors: Shinya Sonoda, Masato Izumi, Takeji Niikura, Takashi Nojima
  • Publication number: 20080012197
    Abstract: 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: Application
    Filed: July 3, 2007
    Publication date: January 17, 2008
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Shinya Sonoda, Masato Izumi, Takeji Niikura, Takashi Nojima
  • Patent number: 7185964
    Abstract: 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: Grant
    Filed: February 24, 2004
    Date of Patent: March 6, 2007
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hidehiko Kanda, Takeji Niikura, Tetsuya Saito
  • Patent number: 7114805
    Abstract: 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: Grant
    Filed: December 27, 2001
    Date of Patent: October 3, 2006
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takeji Niikura
  • Publication number: 20060024118
    Abstract: 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: Application
    Filed: July 26, 2005
    Publication date: February 2, 2006
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Takeji Niikura, Haruo Uchida, Nozomu Nishiberi, Hiroyuki Saito
  • Patent number: 6899411
    Abstract: 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: Grant
    Filed: May 2, 2003
    Date of Patent: May 31, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeji Niikura, Seiji Ogasawara
  • Patent number: 6851801
    Abstract: 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: Grant
    Filed: August 15, 2002
    Date of Patent: February 8, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takeji Niikura
  • Publication number: 20040165022
    Abstract: 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: Application
    Filed: February 24, 2004
    Publication date: August 26, 2004
    Applicant: Canon Kabushiki Kaisha
    Inventors: Hidehiko Kanda, Takeji Niikura, Tetsuya Saito
  • Publication number: 20040027441
    Abstract: 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: Application
    Filed: May 2, 2003
    Publication date: February 12, 2004
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Takeji Niikura, Seiji Ogasawara
  • Publication number: 20030043247
    Abstract: 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: Application
    Filed: August 15, 2002
    Publication date: March 6, 2003
    Applicant: Canon Kabushiki Kaisha
    Inventor: Takeji Niikura
  • Patent number: 6416050
    Abstract: 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: Grant
    Filed: December 15, 1999
    Date of Patent: July 9, 2002
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takeji Niikura
  • Publication number: 20020085239
    Abstract: 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: Application
    Filed: December 27, 2001
    Publication date: July 4, 2002
    Inventor: Takeji Niikura
  • Patent number: 6398341
    Abstract: 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: Grant
    Filed: December 4, 2000
    Date of Patent: June 4, 2002
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takeji Niikura