Patents by Inventor Jun USHIAMA

Jun USHIAMA 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: 11247494
    Abstract: A medium support portion including a support face that supports a medium, a heater configured to heat a surface of the medium remotely from the support face, an airflow supply unit configured to supply airflow, along the surface of the medium, to a region between the medium and the heater, a plurality of heater support portions that support the heater, and at least one first temperature detection unit located remotely from the support face and configured to detect a spatial temperature in the region that is in contact with the surface of the medium are provided, in which the at least one first temperature detection unit is disposed between two mutually adjacent heater support portions among the plurality of heater support portions.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: February 15, 2022
    Assignee: Seiko Epson Corporation
    Inventor: Jun Ushiama
  • Publication number: 20210268813
    Abstract: A medium support portion including a support face that supports a medium, a heater configured to heat a surface of the medium remotely from the support face, an airflow supply unit configured to supply airflow, along the surface of the medium, to a region between the medium and the heater, a plurality of heater support portions that support the heater, and at least one first temperature detection unit located remotely from the support face and configured to detect a spatial temperature in the region that is in contact with the surface of the medium are provided, in which the at least one first temperature detection unit is disposed between two mutually adjacent heater support portions among the plurality of heater support portions.
    Type: Application
    Filed: February 26, 2021
    Publication date: September 2, 2021
    Inventor: Jun USHIAMA
  • Patent number: 10766285
    Abstract: A printing apparatus includes a transporting unit that transports a printing medium, a transporting unit encoder that outputs a movement amount information indicating a movement amount of the printing medium, a medium winding unit disposed downstream of the guide member with respect to the transporting unit and winds the printing medium, a tension applying unit including a tension bar that presses the printing medium at a location between the transporting unit and the medium winding unit while the tension bar is moving between an upper limit position and a lower limit position and applies tension to the printing medium, a tension applying unit encoder that outputs a rod member location information indicating a position of the tension bar, and a control unit that determines a movement state of the printing medium at the tension applying unit, based on the movement amount information and the rod member location information.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: September 8, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Jun Ushiama
  • Publication number: 20190299679
    Abstract: A printing apparatus includes a transporting unit that transports a printing medium, a transporting unit encoder that outputs a movement amount information indicating a movement amount of the printing medium, a medium winding unit disposed downstream of the guide member with respect to the transporting unit and winds the printing medium, a tension applying unit including a tension bar that presses the printing medium at a location between the transporting unit and the medium winding unit while the tension bar is moving between an upper limit position and a lower limit position and applies tension to the printing medium, a tension applying unit encoder that outputs a rod member location information indicating a position of the tension bar, and a control unit that determines a movement state of the printing medium at the tension applying unit, based on the movement amount information and the rod member location information.
    Type: Application
    Filed: March 28, 2019
    Publication date: October 3, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Jun USHIAMA
  • Patent number: 10421634
    Abstract: A medium feeding apparatus includes a roll motor which applies torque for rotating a roll body to the roll body, a storage portion which stores output measured value, which is measurement result of output value to the roll motor for rotating the roll body, and a roll control portion which corrects the output measured values stored in the storage portion to correction value in accordance with stop time of the roll motor, and controls the roll motor based on the corrected output measured values.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: September 24, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Jun Ushiama
  • Patent number: 10118418
    Abstract: A medium feeding apparatus includes a roll holding portion which holds a roll body around which a printing medium is wound, a feeding roller which pulls out the printing medium from the roll body and feeds the printing medium, a roll motor which rotates the roll body held by the roll holding portion, a roll motor control portion which controls the roll motor, and rotation position detecting portions which detect a rotation position of the roll body, the roll motor control portion performs removing looseness of the printing medium pulled out from the roll body by driving the roll motor and rotating the roll body in a rewinding direction, and in the removing, driving of the roll motor is finished on the basis of movement of the rotation position detected by the rotation position detecting portions.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: November 6, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Hiroshi Yoshida, Toru Hayashi, Ryo Hamano, Jun Ushiama
  • Publication number: 20170282605
    Abstract: A medium feeding apparatus includes a roll holding portion which holds a roll body around which a printing medium is wound, a feeding roller which pulls out the printing medium from the roll body and feeds the printing medium, a roll motor which rotates the roll body held by the roll holding portion, a roll motor control portion which controls the roll motor, and rotation position detecting portions which detect a rotation position of the roll body, the roll motor control portion performs removing looseness of the printing medium pulled out from the roll body by driving the roll motor and rotating the roll body in a rewinding direction, and in the removing, driving of the roll motor is finished on the basis of movement of the rotation position detected by the rotation position detecting portions.
    Type: Application
    Filed: March 17, 2017
    Publication date: October 5, 2017
    Inventors: Hiroshi YOSHIDA, Toru HAYASHI, Ryo HAMANO, Jun USHIAMA
  • Publication number: 20170275118
    Abstract: A medium feeding apparatus includes a roll motor which applies torque for rotating a roll body to the roll body, a storage portion which stores output measured value, which is measurement result of output value to the roll motor for rotating the roll body, and a roll control portion which corrects the output measured values stored in the storage portion to correction value in accordance with stop time of the roll motor, and controls the roll motor based on the corrected output measured values.
    Type: Application
    Filed: March 9, 2017
    Publication date: September 28, 2017
    Inventor: Jun USHIAMA
  • Patent number: 9434188
    Abstract: A liquid discharging apparatus includes a feeding unit that feeds a medium, a feeding driving unit that drives the feeding unit, a liquid discharging unit that performs a discharging operation of discharging a liquid to the medium, and a controller that controls the feeding driving unit to start to operate in synchronization with a timing when the liquid discharging unit finally discharges the liquid in the discharging operation.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: September 6, 2016
    Assignee: Seiko Epson Corporation
    Inventor: Jun Ushiama
  • Publication number: 20150367660
    Abstract: A liquid discharging apparatus includes a feeding unit that feeds a medium, a feeding driving unit that drives the feeding unit, a liquid discharging unit that performs a discharging operation of discharging a liquid to the medium, and a controller that controls the feeding driving unit to start to operate in synchronization with a timing when the liquid discharging unit finally discharges the liquid in the discharging operation.
    Type: Application
    Filed: June 10, 2015
    Publication date: December 24, 2015
    Inventor: Jun Ushiama
  • Patent number: 9174449
    Abstract: Ratchets which regulate a rotation of either a reeling-out roller around which one end of a long wiping member which wipes ink attached to a recording head which ejects ink is wound, or a winding-up roller around which the other end of the wiping member is wound to which tension is applied due to a friction force which acts on the wiping member when performing wiping are provided.
    Type: Grant
    Filed: January 24, 2014
    Date of Patent: November 3, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Chikashi Nakamura, Keiji Matsumoto, Toshihiko Wakabayashi, Jun Ushiama
  • Publication number: 20140139588
    Abstract: Ratchets which regulate a rotation of either a reeling-out roller around which one end of a long wiping member which wipes ink attached to a recording head which ejects ink is wound, or a winding-up roller around which the other end of the wiping member is wound to which tension is applied due to a friction force which acts on the wiping member when performing wiping are provided.
    Type: Application
    Filed: January 24, 2014
    Publication date: May 22, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Chikashi NAKAMURA, Keiji MATSUMOTO, Toshihiko WAKABAYASHI, Jun USHIAMA
  • Patent number: 8687176
    Abstract: To press a medium using an appropriate pressing force and perform colorimetric measurement, a color measurement device for performing colorimetric measurement of a print pattern printed on a medium, the color measurement device comprising a pressing member for pressing the medium; a power source for outputting power for the pressing member to press the medium; a detecting part for detecting a pressing force on the medium; a color measurement section for performing colorimetric measurement of the print pattern; and a control part for controlling the power source so that the pressing force detected by the detecting part is equal to a predetermined pressing force, and for causing the color measurement section to perform colorimetric measurement of the print pattern printed on the medium pressed by the pressing member.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: April 1, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Kenji Hatada, Hitoshi Igarashi, Jun Ushiama
  • Patent number: 8672447
    Abstract: Ratchets which regulate a rotation of either a reeling-out roller around which one end of a long wiping member which wipes ink attached to a recording head which ejects ink is wound, or a winding-up roller around which the other end of the wiping member is wound to which tension is applied due to a friction force which acts on the wiping member when performing wiping are provided.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: March 18, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Chikashi Nakamura, Keiji Matsumoto, Toshihiko Wakabayashi, Jun Ushiama
  • Patent number: 8672448
    Abstract: A sun gear which is rotationally driving according to power which is transmitted from a driving motor, a planetary gear which can be displaced in the circumferential direction of the sun gear in a state of being engaged with the sun gear, and a winding-up gear which transmits a rotational driving power to a winding-up roller are provided, and the planetary gear is released from an engagement with a rack gear unit, rotates the winding-up roller by being engaged with the winding-up gear, and winds up a wiping member after the planetary gear moves a wiper holder in the wiping direction by being engaged with the rack gear unit of the wiper holder.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: March 18, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Chikashi Nakamura, Keiji Matsumoto, Toshihiko Wakabayashi, Jun Ushiama
  • Publication number: 20120092671
    Abstract: To press a medium using an appropriate pressing force and perform colorimetric measurement, a color measurement device for performing colorimetric measurement of a print pattern printed on a medium, the color measurement device comprising a pressing member for pressing the medium; a power source for outputting power for the pressing member to press the medium; a detecting part for detecting a pressing force on the medium; a color measurement section for performing colorimetric measurement of the print pattern; and a control part for controlling the power source so that the pressing force detected by the detecting part is equal to a predetermined pressing force, and for causing the color measurement section to perform colorimetric measurement of the print pattern printed on the medium pressed by the pressing member.
    Type: Application
    Filed: October 14, 2011
    Publication date: April 19, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kenji HATADA, Hitoshi IGARASHI, Jun USHIAMA