Patents Assigned to Toppan Printing Co., Ltd.
  • Patent number: 11397287
    Abstract: An optical film including a first film substrate and a coating layer formed on the first film substrate. The coating layer of this optical film contains a binder resin and fine particles with an average size of 0.5 ?m or more and 10.0 ?m or less and a standard deviation in size that is less than ½ of the average size.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: July 26, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Hiroki Ichiba, Masato Kurokawa, Koji Murata, Kengo Ozono
  • Patent number: 11398166
    Abstract: A display element including a layer with a protrusion-recess structure and a multilayer film layer disposed on the protrusion-recess structure and with a surface shape following the protrusion-recess structure. A pattern formed by the protrusion includes a plurality of shape elements when the protrusion-recess structure is viewed in a direction perpendicular to the surface. Each shape element has a length extending in one extending direction, larger than a length in a width direction perpendicular to the extending direction. The length in the width direction is equal to or less than a sub-wavelength. A standard deviation of the length in the extending direction is larger than a standard deviation of the length in the width direction. The display elements include a first display element and a second display element. The extending directions of the first display element and the second display element are different from each other.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: July 26, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Masashi Kawashita
  • Patent number: 11396157
    Abstract: There is provided a decorative sheet having a three-dimensional effect by a tactile sense and a visual three-dimensional effect or texture and excellent in design properties. A decorative sheet (10) according to this embodiment is provided with a base material (1), an image design layer (2) provided on a front surface (1a) side of the base material (1), a transparent adhesive layer (3) provided on a front surface (2a) side of the image design layer (2), a transparent thermoplastic resin layer (4) provided on a front surface (3a) side of the transparent adhesive layer (3), and a surface protective layer (5) provided on a front surface (4a) side of the transparent thermoplastic resin layer (4).
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: July 26, 2022
    Assignee: Toppan Printing Co., Ltd.
    Inventor: Tomohiro Terada
  • Patent number: 11396167
    Abstract: A method for producing a laminate, the method comprising at least a pretreatment step of pretreating a surface of a substrate made of a plastic film by reactive ion etching so that the maximum displacement of the substrate surface measured by local thermal analysis is 300 nm or more, and a lamination step of laminating a thermoplastic resin layer made of a material different from that of the substrate on the pretreated surface of the substrate; wherein the plastic film is a polyethylene terephthalate film.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: July 26, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Miki Fukugami, Toshiya Ishii, Tomoko Ooki
  • Patent number: 11390055
    Abstract: A packaging material for a power storage device, the packaging material being prepared by laminating at least a substrate layer, a metallic foil layer with an anti-corrosion treatment layer being disposed on one face or both faces thereof, and a sealant layer in this order, wherein the sealant layer comprises an associative organic compound having two or more associative functional groups and a hydrocarbon group having 4 or more carbon atoms.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: July 19, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Yu Ogihara, Junya Imamoto, Masayoshi Suzuta
  • Patent number: 11390953
    Abstract: The ratio of the difference between a surface distance L at each of the different positions in a width direction DW of a metal sheet and a minimum surface distance Lm to the minimum surface distance Lm is an elongation difference ratio. The elongation difference ratio in a center section in the width direction DW of the metal sheet is less than or equal to 3×10?5. The elongation difference ratios in two edge sections in the width direction DW of the metal sheet are less than or equal to 15×10?5. The elongation difference ratio in at least one of the two edge sections in the width direction DW of the metal sheet is less than the elongation difference ratio in the center section in the width direction of the metal sheet.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: July 19, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Mikio Shinno, Reiji Terada, Kiyoaki Nishitsuji, Masashi Kurata, Kenta Takeda, Naoko Mikami, Sumika Akiyama
  • Patent number: 11390441
    Abstract: An object is to provide a packaging bag that can be suitably used with provision of a score line. The packaging bag has a rectangular shape formed by overlapping film sheets and sealing at least three edges thereof to form a container part. In the packaging bag, a score line, in which the strength of the film is reduced, is formed on the container part away from the seal part in plan view. The packaging bag further includes a notch formed in at least one edge among the three edges and serving as a start point for breaking the film when the container part is to be opened. The score line is formed along a straight line extending from the notch to an edge facing the edge in which the notch is formed, in a direction perpendicular to the edge in which the notch is formed.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: July 19, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Shunsuke Yajima
  • Patent number: 11385388
    Abstract: In display, in a plan view facing an obverse surface of a reflection layer, first reflection surfaces are substantially square in shape, and a second reflection surface occupies gaps between adjacent ones of the first reflection surfaces. The distance between the first reflection surfaces and the second reflection surface in the thickness direction of a substrate has an extent that the obverse surface of the reflection layer emit colored light by interference between light reflected from the first reflection surfaces and light reflected from the second reflection surface. In a plan view facing the obverse surface of the reflection layer, more than one of the first reflection surfaces are located on each of a plurality of imaginary lines. On a straight line intersecting more than one of the imaginary lines, distances between adjacent ones of the imaginary lines have different extents.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: July 12, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Akira Nagano
  • Patent number: 11376887
    Abstract: A hot-stamping foil has a carrier that is a base film or a coated base film, and a laminated optical decoration formed on the carrier in a removable manner. The laminated optical decoration includes a laminated optical structure, an anchor layer formed on the laminated optical structure at a side opposite against the carrier, the anchor layer being a mixture of an acid-modified polyolefin and a vinyl chloride-vinyl acetate copolymer, and an adhesive layer which is formed on the anchor layer at a side opposite against the laminated optical structure. The adhesive layer has an adhesive domain containing an acid-modified polyolefin as a major component, and a non-adhesive domain containing a blocking preventing agent as a major component. The blocking preventing agent is one or both of a resin filler and an inorganic filler. A glass transition point of the blocking preventing agent is greater than 60° C.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: July 5, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Hanako Yamamoto
  • Patent number: 11371089
    Abstract: A biomolecule analysis method including: feeding a reagent into a reaction container which includes a plurality of wells and filing the reagent in the plurality of wells, the reagent being for causing an enzymatic reaction with regard to a target substance of analysis; feeding an oil sealing solution over the plurality of wells and sealing the reagent into the plurality of wells with the oil sealing solution so that the plurality of wells become a plurality of independent reaction containers; performing the enzymatic reaction by incubating the reaction container; and detecting a signal amplified by the enzymatic reaction.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: June 28, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Yoichi Makino, Tomoko Kunitomi
  • Patent number: 11372141
    Abstract: A display body includes a display surface including a plurality of display region groups. Each display region includes at least one reflection surface that is configured to reflect light incident on the display surface toward an area including a corresponding one of reflection directions that are associated with the respective display region groups. Each display region group is configured to form an image unique to the display region group in a corresponding one of the reflection directions through reflection of light on the reflection surfaces in the display region group. The display region groups are configured to form, in two adjacent ones of the reflection directions, different images that have a interrelation between each other.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: June 28, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Tomoko Tashiro, Keitaro Sugihara, Toshiki Toda
  • Patent number: 11370582
    Abstract: A method of forming an undercut which is engageable with an edge, on a side wall of a cover intermediate body using a cover intermediate body and a secondary processing die. In the secondary processing die, a moving inner core has, on the outer surface thereof, a concave shape corresponding to a convex shape of the inner surface of the undercut. The moving inner core is made up of a plurality of core segments which are arranged along the circumferential direction. Each core segment is vertically movable along an inclined surface of a core. When the moving inner core is moved upward, the moving inner core transforms smaller than the inner diameter of the side wall of a cover. The slide core has, on the inner surface thereof, a convex shape corresponding to the concave shape of the undercut.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: June 28, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Tomoko Mita, Michihisa Yamazaki, Ryoichi Takita
  • Patent number: 11373344
    Abstract: An optical film including a recording surface on which a plurality of unit blocks is disposed at regular intervals. For these unit blocks, phase components of light from a reconstruction point are calculated. The recording surface includes a calculated element region provided with an array of the unit blocks for which phase components of light from the reconstruction point are calculated for reproduction of an image. A first image is a monotone reconstruction image having even brightness, and a second image is a grayscale image having brightness gradation.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: June 28, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Akihito Kagotani, Toshiki Toda
  • Patent number: 11364704
    Abstract: A transparent conductive gas barrier laminate according to the present disclosure includes a transparent gas barrier film and a transparent conductive layer in this order from outside toward inside. In the laminate, the transparent gas barrier film has a b* value of more than 0 in a L*a*b* color system, and the transparent conductive layer contains a conductive polymer and has a b* value of less than 0 in the L*a*b* color system.
    Type: Grant
    Filed: September 7, 2019
    Date of Patent: June 21, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Ryo Shoda, Tomohiko Yamazaki, Kei Tsuruzoe, Kenji Matsumasa, Miki Fukugami, Kengo Okamura
  • Patent number: 11355077
    Abstract: A display device including a pair of substrates, a display medium formed between the pair of substrates and including charged particles encapsulated therebetween such that an image is displayed by moving the charged particles electrophoretically, a drive unit that applies a voltage to the display medium, and a display control unit that controls a display of the display medium. After data communication for rewriting a display of a display device commences and before the data communication ends, the display control unit commences rewriting using a first waveform, and after completion of the data communication and after the rewriting using the first waveform, the display control unit executes rewriting using a second waveform.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: June 7, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventor: Takehisa Takada
  • Patent number: 11356649
    Abstract: An integrated three-dimensional display includes a recording surface which includes a calculated element region in which phase components of light from light converging points of a holographic reconstructed image are calculated, and a phase angle recorded area for recording a phase angle calculated based on the phase components. The phase angle recorded area includes a plurality of monochromatic regions having a uneven structure surface. The phase angle is recorded in an overlap area in which the calculated element region and the phase angle recorded area overlap each other. Light converges on the light converging points at specific distances from the recording surface, the specific distances being determined for the respective light converging points even when light reflected from the plurality of monochromatic regions converges.
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: June 7, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Akihito Kagotani, Kozue Umeda, Soko Koda
  • Patent number: 11349131
    Abstract: Provided is a catalyst for fuel cells including an oxygen atom, a nitrogen atom, a pentavalent phosphorus atom, and a transition metal atom, in which when the transition metal atom is represented by M, the catalyst for fuel cells is represented by a chemical formula MOxNyPz, and the transition metal atom is at least one selected from the group consisting of a titanium atom, a tantalum atom, a niobium atom, and a zirconium atom.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: May 31, 2022
    Assignees: TOPPAN PRINTING CO., LTD., HIROSAKI UNIVERSITY
    Inventors: Hiroyuki Morioka, Madoka Ozawa, Mitsuharu Chisaka
  • Patent number: 11345125
    Abstract: A decorative sheet and a method for producing the decorative material that can reduce the occurrence of adhesion failure and appearance defects, comprises an acrylic resin original member, which is an original member made of an acrylic resin, a pattern layer containing an acrylic resin as a binder and formed on a first surface of the acrylic resin original member, and an anchor layer formed on a surface of the pattern layer facing away from the acrylic resin original member.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: May 31, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Yui Kawanishi, Hajime Harima, Yuki Saito
  • Patent number: 11347089
    Abstract: A light control device including a drive voltage output unit that outputs a drive voltage, a control unit that causes the drive voltage output unit to gradually increase or gradually decrease a magnitude of the drive voltage, a light control sheet including light control units connected in parallel to the drive voltage output unit and formed such that light transmittances of the light control units change according to magnitudes of voltages applied to the light control units, and a voltage dividing circuit which is connected to one of the light control units and divides the drive voltage common to each of the light control units such that the magnitude of the voltage applied to the light control unit connected to the voltage dividing circuit differs from the magnitude of the voltage applied to at least one of other light control units.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: May 31, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Wataru Ohkubo, Masanori Sakamoto
  • Patent number: 11339465
    Abstract: The percentage of a height of each undulation with respect to a length of the undulation is a unit steepness. A steepness is an average value of unit steepnesses of all undulations in a longitudinal direction at each of different positions in a width direction of a metal sheet. The maximum value of steepnesses in a center section in the width direction is less than or equal to 0.3%. The maximum value of steepnesses in a first edge in the width direction and a maximum value of steepnesses in a second edge section in the width direction are less than or equal to 0.6%. The maximum value of steepnesses in at least one of the first edge section and the second edge section in the width direction is less than the maximum value of steepnesses in the center section in the width direction.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: May 24, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Mikio Shinno, Reiji Terada, Kiyoaki Nishitsuji