Patents by Inventor Naoki Zaizen

Naoki Zaizen 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).

  • Image printing apparatus and control method therefor
    Patent number: 11020990
    Abstract: A conveyance unit of an image printing apparatus includes a conveyance member configured to nip and convey the print medium and disposed upstream of the print head in the conveyance direction but does not include a conveyance member configured to nip and convey the print medium and disposed downstream of the print head in the conveyance direction. In a case where a trailing edge margin length indicated by the trailing edge margin information is shorter than a first length, a control unit of the image printing apparatus controls the print head and the conveyance unit such that at least one scan of the print head for printing the image is performed after a trailing edge of the print medium in the conveyance direction passes by the conveyance member disposed upstream of the print head.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: June 1, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoki Zaizen, Takakazu Ohashi
  • Printing apparatus and processing apparatus
    Patent number: 10960694
    Abstract: A user's fingertip is prevented from entering a housing while a cover is closed. A printing apparatus includes: a housing containing a printing unit therein; a cover openably attached to the housing, the cover forming a discharging opening, through which a sheet is discharged from the housing, while the cover is closed; and a protective wall portion provided inside the cover for preventing a user's fingertip inserted through the discharging opening from proceeding toward the printing unit while the cover is closed.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: March 30, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventor: Naoki Zaizen
  • IMAGE PRINTING APPARATUS AND CONTROL METHOD THEREFOR
    Publication number: 20200189297
    Abstract: A conveyance unit of an image printing apparatus includes a conveyance member configured to nip and convey the print medium and disposed upstream of the print head in the conveyance direction but does not include a conveyance member configured to nip and convey the print medium and disposed downstream of the print head in the conveyance direction. In a case where a trailing edge margin length indicated by the trailing edge margin information is shorter than a first length, a control unit of the image printing apparatus controls the print head and the conveyance unit such that at least one scan of the print head for printing the image is performed after a trailing edge of the print medium in the conveyance direction passes by the conveyance member disposed upstream of the print head.
    Type: Application
    Filed: February 25, 2020
    Publication date: June 18, 2020
    Inventors: Naoki Zaizen, Takakazu Ohashi
  • Image printing apparatus and control method therefor
    Patent number: 10611177
    Abstract: A conveyance unit of an image printing apparatus includes a conveyance member configured to nip and convey the print medium and disposed upstream of the print head in the conveyance direction but does not include a conveyance member configured to nip and convey the print medium and disposed downstream of the print head in the conveyance direction. In a case where a trailing edge margin length indicated by the trailing edge margin information is shorter than a first length, a control unit of the image printing apparatus controls the print head and the conveyance unit such that at least one scan of the print head for printing the image is performed after a trailing edge of the print medium in the conveyance direction passes by the conveyance member disposed upstream of the print head.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: April 7, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoki Zaizen, Takakazu Ohashi
  • IMAGE PRINTING APPARATUS AND CONTROL METHOD THEREFOR
    Publication number: 20190232686
    Abstract: A conveyance unit of an image printing apparatus includes a conveyance member configured to nip and convey the print medium and disposed upstream of the print head in the conveyance direction but does not include a conveyance member configured to nip and convey the print medium and disposed downstream of the print head in the conveyance direction. In a case where a trailing edge margin length indicated by the trailing edge margin information is shorter than a first length, a control unit of the image printing apparatus controls the print head and the conveyance unit such that at least one scan of the print head for printing the image is performed after a trailing edge of the print medium in the conveyance direction passes by the conveyance member disposed upstream of the print head.
    Type: Application
    Filed: January 25, 2019
    Publication date: August 1, 2019
    Inventors: Naoki Zaizen, Takakazu Ohashi
  • PRINTING APPARATUS AND PROCESSING APPARATUS
    Publication number: 20180037041
    Abstract: A user's fingertip is prevented from entering a housing while a cover is closed. A printing apparatus includes: a housing containing a printing unit therein; a cover openably attached to the housing, the cover forming a discharging opening, through which a sheet is discharged from the housing, while the cover is closed; and a protective wall portion provided inside the cover for preventing a user's fingertip inserted through the discharging opening from proceeding toward the printing unit while the cover is closed.
    Type: Application
    Filed: October 3, 2017
    Publication date: February 8, 2018
    Inventor: Naoki Zaizen