Patents by Inventor Kohei Ishida

Kohei Ishida 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).

  • Publication number: 20150060828
    Abstract: An organic EL element with a functional layer including at least a hole injection layer, a hole transport layer, and a luminescence layer laminated from a pixel electrode side in order between a pixel electrode as an anode and a counter electrode as a cathode, and a method of manufacturing the organic EL element has a forming process by applying a solution including a low molecular material and a high molecular material to at least one layer among the hole injection layer, the hole transport layer, and luminescence layer, in which the molecular weight of low molecular material is 10,000 or less and the molecular weight of high molecular material is 10,000 to 300,000, and in which a mixing ratio of low molecular material is 10 wt % to 90 wt % with respect to the weight of low molecular material and high molecular material included in the solution.
    Type: Application
    Filed: September 2, 2014
    Publication date: March 5, 2015
    Inventors: Takumi SAGO, Seiichi TANABE, Shotaro WATANABE, Kohei ISHIDA
  • Patent number: 8956563
    Abstract: A molding method includes drawing cross-section elements of a three-dimensional object as a molding target on a drawing surface of a drawing stand with a liquid whose curing is precipitated by receiving activation energy as cross-section patterns; applying the activation energy to the liquid configuring the cross-section patterns in a state in which the cross-section patterns is pinched between the drawing stand and a molding stand; and detaching the cross-section patterns after being applied with the activation energy from the drawing stand and transferring the cross-section patterns to the molding stand side, wherein the drawing surface has a liquid repellent area that is an area representing liquid repellency for the liquid and a lyophilic area that is independently formed in an island shape within the liquid repellent area and is an area representing lyophillicity stronger than that of the liquid repellent area for the liquid.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: February 17, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Okamoto, Toshimitsu Hirai, Kohei Ishida
  • Publication number: 20140167325
    Abstract: A molding method includes drawing cross-section elements of a three-dimensional object as a molding target on a drawing surface of a drawing stand with a liquid whose curing is precipitated by receiving activation energy as cross-section patterns; applying the activation energy to the liquid configuring the cross-section patterns in a state in which the cross-section patterns is pinched between the drawing stand and a molding stand; and detaching the cross-section patterns after being applied with the activation energy from the drawing stand and transferring the cross-section patterns to the molding stand side, wherein the drawing surface has a liquid repellent area that is an area representing liquid repellency for the liquid and a lyophilic area that is independently formed in an island shape within the liquid repellent area and is an area representing lyophillicity stronger than that of the liquid repellent area for the liquid.
    Type: Application
    Filed: February 24, 2014
    Publication date: June 19, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Eiji OKAMOTO, Toshimitsu HIRAI, Kohei ISHIDA
  • Patent number: 8696344
    Abstract: A molding method includes: drawing cross-section elements of a three-dimensional object as a molding target on a drawing surface of a drawing stand with a liquid whose curing is precipitated by receiving activation energy as cross-section patterns; applying the activation energy to the liquid configuring the cross-section patterns in a state in which the cross-section patterns is pinched between the drawing stand and a molding stand; and detaching the cross-section patterns after being applied with the activation energy from the drawing stand and transferring the cross-section patterns to the molding stand side, wherein the drawing surface has a liquid repellent area that is an area representing liquid repellency for the liquid and a lyophilic area that is independently formed in an island shape within the liquid repellent area and is an area representing lyophillicity stronger than that of the liquid repellent area for the liquid.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: April 15, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Okamoto, Toshimitsu Hirai, Kohei Ishida
  • Patent number: 8456849
    Abstract: A conductive film stacked member includes: a first conductive film formed on a substrate; and a second conductive film formed on the first conductive film, wherein the width of the second conductive film is narrower than the width of the first conductive film, and the second conductive film has a surface convexly curved in the direction away from the first conductive film in a cross-sectional view.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: June 4, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Toshimitsu Hirai, Eiji Okamoto, Kohei Ishida
  • Patent number: 8444448
    Abstract: A manufacturing method of a touch panel having a plurality of first electrodes and a plurality of second electrodes which are formed on one surface of a substrate and extend in directions crossing each other, includes: forming the second electrodes so as to be separated at intersections between the first and second electrodes on the substrate; forming the first electrodes at the intersections on the substrate; forming an insulating film at least on the first electrodes at the intersections using a printing method; and forming bridge wirings that connect the second electrodes separated at the intersections to each other over the insulating film using the printing method, wherein forming partition walls for partitioning at least a part of a profile shape of the insulating film is performed prior to the forming of the insulating film.
    Type: Grant
    Filed: March 8, 2010
    Date of Patent: May 21, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Kohei Ishida, Kaoru Momose
  • Patent number: 8425816
    Abstract: A shaping slurry that forms a shaped product with a granule includes: a water-based solvent; a hydrophobic granule that forms the shaped product; and an amphiphatic solid polymer that forms the shaped product, and is dissolved in the water-based solvent.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: April 23, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Okamoto, Toshimitsu Hirai, Kohei Ishida
  • Patent number: 8353588
    Abstract: A drawing device includes a carriage, a base configured and arranged to mount a substrate, and a movement device configured and arranged to move the substrate and the carriage relative to each other in a first direction and a second direction intersecting the first direction. The carriage includes a plurality of types of droplet ejection head units and a plurality of ink-curing light irradiation sections. The droplet ejection head units are configured and arranged to respectively eject a plurality of types of photo-curing inks onto the substrate with the droplet ejection head units being aligned along a direction intersecting the second direction at a predetermined pitch. The ink-curing light irradiation sections are respectively disposed in positions adjacent to both sides of each of the droplet ejection head units in the second direction, and configured and arranged to cure the photo-curing inks.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: January 15, 2013
    Assignee: Seiko Epson Corporation
    Inventor: Kohei Ishida
  • Patent number: 8236391
    Abstract: A composition for forming an alignment film used during formation of an alignment film with a droplet discharge method includes a solute, a first organic solvent and a second organic solvent. The solute includes an alignment film formation material. The first organic solvent dissolves the solute. The second organic solvent is for controlling surface tension. The first organic solvent includes a solvent having a lowest vapor pressure among all of solvent components in the composition.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: August 7, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Kohei Ishida
  • Publication number: 20110291326
    Abstract: A shaping slurry that forms a shaped product with a granule includes: a water-based solvent; a hydrophobic granule that forms the shaped product; and an amphiphatic solid polymer that forms the shaped product, and is dissolved in the water-based solvent.
    Type: Application
    Filed: May 11, 2011
    Publication date: December 1, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Eiji OKAMOTO, Toshimitsu HIRAI, Kohei ISHIDA
  • Publication number: 20110215506
    Abstract: A molding method includes: drawing cross-section elements of a three-dimensional object as a molding target on a drawing surface of a drawing stand with a liquid whose curing is precipitated by receiving activation energy as cross-section patterns; applying the activation energy to the liquid configuring the cross-section patterns in a state in which the cross-section patterns is pinched between the drawing stand and a molding stand; and detaching the cross-section patterns after being applied with the activation energy from the drawing stand and transferring the cross-section patterns to the molding stand side, wherein the drawing surface has a liquid repellent area that is an area representing liquid repellency for the liquid and a lyophilic area that is independently formed in an island shape within the liquid repellent area and is an area representing lyophillicity stronger than that of the liquid repellent area for the liquid.
    Type: Application
    Filed: March 1, 2011
    Publication date: September 8, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Eiji OKAMOTO, Toshimitsu HIRAI, Kohei ISHIDA
  • Patent number: 7963622
    Abstract: A liquid droplet-discharging device comprises: a droplet-discharging head having a plurality of nozzles that are arranged in a predetermined direction and discharge liquid droplets; a scanning unit for relatively moving the droplet-discharging head and a substrate toward a scanning direction: a memory memorizing pattern data corresponding to driving nozzles that are selected from the plurality of nozzles in each of a plurality of discharged regions, by partitioning a drew region of the substrate into the plurality of discharged regions every discharging frequency along a scanning direction of the substrate; a transferring unit for developing the patterned data memorized by the memory into a plurality of data to be divided and transferring the divided data to the liquid droplet-discharging head in order; and an output unit for outputting a driving signal that drives a driving nozzle selected by the divided data to discharge the liquid droplets.
    Type: Grant
    Filed: November 30, 2007
    Date of Patent: June 21, 2011
    Assignee: Seiko Epson Corporation
    Inventor: Kohei Ishida
  • Publication number: 20110063782
    Abstract: A conductive film stacked member includes: a first conductive film formed on a substrate; and a second conductive film formed on the first conductive film, wherein the width of the second conductive film is narrower than the width of the first conductive film, and the second conductive film has a surface convexly curved in the direction away from the first conductive film in a cross-sectional view.
    Type: Application
    Filed: August 2, 2010
    Publication date: March 17, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Toshimitsu HIRAI, Eiji OKAMOTO, Kohei ISHIDA
  • Publication number: 20100233930
    Abstract: A manufacturing method of a touch panel having a plurality of first electrodes and a plurality of second electrodes which are formed on one surface of a substrate and extend in directions crossing each other, includes: forming the second electrodes so as to be separated at intersections between the first and second electrodes on the substrate; forming the first electrodes at the intersections on the substrate; forming an insulating film at least on the first electrodes at the intersections using a printing method; and forming bridge wirings that connect the second electrodes separated at the intersections to each other over the insulating film using the printing method, wherein forming partition walls for partitioning at least a part of a profile shape of the insulating film is performed prior to the forming of the insulating film.
    Type: Application
    Filed: March 8, 2010
    Publication date: September 16, 2010
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kohei ISHIDA, Kaoru MOMOSE
  • Publication number: 20100225720
    Abstract: A drawing device includes a carriage, a base configured and arranged to mount a substrate, and a movement device configured and arranged to move the substrate and the carriage relative to each other in a first direction and a second direction intersecting the first direction. The carriage includes a plurality of types of droplet ejection head units and a plurality of ink-curing light irradiation sections. The droplet ejection head units are configured and arranged to respectively eject a plurality of types of photo-curing inks onto the substrate with the droplet ejection head units being aligned along a direction intersecting the second direction at a predetermined pitch. The ink-curing light irradiation sections are respectively disposed in positions adjacent to both sides of each of the droplet ejection head units in the second direction, and configured and arranged to cure the photo-curing inks.
    Type: Application
    Filed: February 26, 2010
    Publication date: September 9, 2010
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Kohei ISHIDA
  • Patent number: 7753482
    Abstract: A pattern forming method forms a pattern on a substrate by relatively moving a plurality of nozzle groups each including a plurality of nozzles arranged in a first direction and the substrate a plurality of times in a main-scanning direction to allow the nozzles to discharge liquid droplets thereon.
    Type: Grant
    Filed: March 21, 2008
    Date of Patent: July 13, 2010
    Assignee: Seiko Epson Corporation
    Inventor: Kohei Ishida
  • Patent number: 7726761
    Abstract: A pattern forming method includes: disposing a portion of a first nozzle group composed of a plurality of first nozzles arranged in a first direction and a portion of a second nozzle group composed of a plurality of second nozzles arranged in the first direction so as to overlap each other as viewed in a second direction; and ejecting a droplet from each of a plurality of selected nozzles of the first nozzles and a plurality of selected nozzles of the second nozzles to a substrate that moves in the second direction relative to the first nozzles and the second nozzles to form a pattern on the substrate. A droplet is ejected from each of a plurality of the first nozzles selected in an area of the first nozzle group overlapped with the second nozzle group as viewed in the second direction and each of the plurality of second nozzles located between each adjacent pair of the selected first nozzles as viewed in the second direction is selected to eject a droplet.
    Type: Grant
    Filed: January 10, 2008
    Date of Patent: June 1, 2010
    Assignee: Seiko Epson Corporation
    Inventor: Kohei Ishida
  • Publication number: 20100055559
    Abstract: A battery includes a base member and a plurality of films arranged adjacent to each other on a same surface of the base member, at least a part of one of the films being overlapped with an adjacent one of the films.
    Type: Application
    Filed: August 25, 2009
    Publication date: March 4, 2010
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Toshimitsu Hirai, Yasushi Takano, Kohei Ishida
  • Patent number: 7656084
    Abstract: A method of manufacturing includes providing one of the anode and the cathode, providing a layer of bank portions on the cathode or the anode, the bank portions defining apertures, providing the light emitting units in the apertures, providing the charge-generating portions over the light emitting units, at least one of the charge-generating layers being formed using a depositing device, and providing the other of the anode and the cathode. A display apparatus has a laminated organic electroluminescent element obtained with the manufacturing method. The manufacturing method provides with a high production efficiency an organic EL element having between a cathode and an opposing transparent anode at least one layer of a plurality of light-emitting units partitioned by at least one layer of charge-generating layers.
    Type: Grant
    Filed: March 1, 2005
    Date of Patent: February 2, 2010
    Assignee: Seiko Epson Corporation
    Inventor: Kohei Ishida
  • Patent number: 7575774
    Abstract: In a film formation method, a droplet discharge unit discharges droplets of a functional liquid material on a substrate as the droplet discharge unit is moved with respect to the substrate to form a liquid film on the substrate. The film formation method includes discharging a plurality of first droplets onto a plurality of first positions on the substrate with the first positions being arranged so that the first droplets do not touch each other on the substrate, discharging a plurality of second droplets onto a plurality of second positions on the substrate with the second positions being disposed between the first droplets that were discharged on the substrate; and causing the second droplets to touch a plurality of adjacent ones of the first droplets to form the liquid film.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: August 18, 2009
    Assignee: Seiko Epson Corporation
    Inventors: Katsumi Suzuki, Kohei Ishida, Yoshikazu Hama