Patents by Inventor Hiroshi Wada

Hiroshi Wada 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: 20140023861
    Abstract: A pressure-sensitive adhesive sheet including a plastic substrate having a thickness of more than 0 ?m and less than 2.0 ?m and a pressure-sensitive adhesive layer on at least one side of the plastic substrate. The pressure-sensitive adhesive layer contains an acrylic polymer or a rubber-based polymer in an amount of 50 wt % or more relative to a total amount of the pressure-sensitive adhesive layer. The acrylic polymer is formed of a monomer mixture containing the specific alkyl (meth)acrylate monomer in an amount of 50.0 to 99.8 wt % relative to a total amount of monomer components and a polar group-containing monomer in an amount of 0.01 to 20 wt % relative to the total amount of monomer components.
    Type: Application
    Filed: July 18, 2013
    Publication date: January 23, 2014
    Applicant: NITTO DENKO CORPORATION
    Inventors: Masaaki SATOU, Yoshikazu SOEDA, Hiroshi WADA
  • Patent number: 8623933
    Abstract: A process for producing a polyether polyol which can form low viscosity rigid foamed synthetic resins excellent in strength, dimensional stability and flame retardancy, can give a low viscosity polyol system solution containing water instead of HFCs as a blowing agent with good miscibility with isocyanate compounds and can form good rigid foamed synthetic resins by spraying, which polyether polyol is produced by reacting a phenol component (molar ratio 1) selected from phenol and phenol derivatives having a hydrogen atom at one or more ortho-positions to the phenolic hydroxyl group, an aldehyde component (molar ratio 0.3 to 0.9) selected from formaldehyde and acetoaldehyde and an alkanolamine component (molar ratio 1.5 to 3.5) selected from monoethanolamine, diethanolamine and 1-amino-2-propanol and then adding an alkylene oxide to the resulting reaction product.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: January 7, 2014
    Assignee: Asahi Glass Company, Limited
    Inventors: Katsuhiko Shimizu, Tomohiro Hayashi, Hiroshi Wada, Yoshinori Toyota
  • Publication number: 20130286095
    Abstract: A print device is provided with a conveyance unit for conveying a medium in a conveyance direction; a magenta head; a cyan head; a black head; a yellow head; a first light source; a clear head; and a second light source. The first light source is provided downstream in the conveyance direction than the color ink heads; the clear head is provided downstream than the first light source; the second light source is provided downstream than the clear head; and, where the irradiation energy needed for the main curing of the color inks is Pc, the irradiation energy needed for the main curing of the clear ink is Pcl, the irradiation energy of the first light source is P1, and the irradiation energy of the second light source is P2, then relationships P1<Pc?P1+P2 and Pcl<P2<Pc are fulfilled.
    Type: Application
    Filed: April 26, 2013
    Publication date: October 31, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiroshi WADA, Toru TAKAHASHI, Takamitsu KONDO, Kazuyoshi TANASE
  • Publication number: 20130286085
    Abstract: There is provided a printing apparatus including: a transport unit which transports a medium in a transport direction, a first head, a first light source which is provided further to the downstream side in the transport direction than the first head, a second head which is provided further to the downstream side in the transport direction than the first head and the first light source, and a second light source which is provided further to the downstream side in the transport direction than the second head and which irradiates light with a stronger irradiation energy than the irradiation energy of the first light source, in which the first head ejects ink of one color of any among magenta ink, cyan ink, and black ink onto a medium, and the second head ejects yellow ink onto the medium.
    Type: Application
    Filed: April 8, 2013
    Publication date: October 31, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takamitsu KONDO, Hiroshi WADA, Toru TAKAHASHI, Kazuyoshi TANASE, Satoru MIURA
  • Publication number: 20130278670
    Abstract: A plurality of test patterns that are disposed in a predetermined direction are printed using dot arrays formed along an intersecting direction interesting with the predetermined direction using nozzles included in an overlapping portion of a first nozzle array and a second nozzle array, a plurality of rules lined in the predetermined direction are printed so as to be adjacent to the test patterns using nozzles included in the first nozzle array and the second nozzle array, density correction values are computed according to density of each of raster lines of the test patterns, and the positions of nozzles specified from the positions of rules are associated with the positions of the raster lines for which density correction values are computed.
    Type: Application
    Filed: April 11, 2013
    Publication date: October 24, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kazuyoshi TANASE, Toru TAKAHASHI, Takamitsu KONDO, Hiroshi WADA
  • Publication number: 20130235135
    Abstract: A printing apparatus having a head unit that ejects a yellow UV curable-type ink onto a medium, an irradiating section that irradiates the UV light, and a controller that works as follows: when the first mode is set, control is carried out so that, after the UV light with the first energy is irradiated on the UV curable-type ink ejected onto each unit area of the medium, the UV light with the second energy higher than the first energy is irradiated; when the second mode is set for printing an image with a glossiness higher than that of the image printed according to the first mode, control is carried out so that the UV light with an energy higher than that of the first energy is irradiated on the UV curable-type ink ejected on unit area of the medium.
    Type: Application
    Filed: February 27, 2013
    Publication date: September 12, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takamitsu KONDO, Toru TAKAHASHI, Hiroshi WADA, Kazuyoshi TANASE
  • Patent number: 8532447
    Abstract: A multimode interference splitter/combiner that includes a monolithic device for photonically coupling an input optical waveguide to first and second output optical waveguides. The input waveguide may be optically coupled to a first end of a MMI portion, while the first and second output waveguides may be optically coupled to a second end of the MMI portion. The input waveguide is coupled to a planar facet of the MMI portion so that the input waveguide may have a propagation axis that is oriented at an angle with respect to the planar facet of the MMI portion. A desired splitting ratio may be achieved by adjusting the angle between the input waveguide and the MMI portion.
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: September 10, 2013
    Assignee: Emcore Corporation
    Inventors: Martin H. Kwakernaak, Hiroshi Wada
  • Patent number: 8507036
    Abstract: To provide a process capable of producing a light-weight rigid open-cell foam by a spraying method using mainly or solely water as a blowing agent, wherein a polyol system liquid is excellent in storage stability even when the blowing agent is used in a large amount, and the foam is excellent in dimensional stability without sagging and capable of forming a uniform thermal insulation layer having an excellent appearance for the purpose of constructing a whole constructions.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: August 13, 2013
    Assignee: Asahi Glass Company, Limited
    Inventors: Katsuhiko Shimizu, Hiroshi Wada, Yoshinori Toyota
  • Patent number: 8498013
    Abstract: A fluid ejection device includes first, second and third nozzle rows for forming first, second and third band images, respectively. The fluid ejection device forms an image in which an edge portion at one side in a prescribed direction in the first band image overlaps an edge portion at the other side in the second band image, and an edge portion at one side in the second band image overlaps an edge portion at the other side in the third band image. The fluid ejection device carries out a halftoning process whereby a center area of a dither mask equal in size to the input data for forming a band image but having a smaller dot generation rate in the edge areas than in the center area is associated with the input data for forming the edge portion to the other side of the first band image.
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: July 30, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Kazuyoshi Tanase, Toru Takahashi, Takamitsu Kondo, Hiroshi Wada
  • Patent number: 8460580
    Abstract: The present invention relates to a phosphor comprising a nitride or an oxynitride, comprising an X-ray powder diffraction pattern comprising at least one Region having at least one peak with an intensity ratio I of 8% or less, the X-ray powder diffraction pattern measured in the 2? range from 10° to 60° using a CuK? line (1.54184 {acute over (?)}), wherein the Region is the 2? range from 41.5° to 47°, the intensity of each peak is a value obtained after background correction, and the intensity ratio I is defined by the formula (Ip×100)/Imax (%), where Imax represents the height of the most intense peak present in the 2? range from 34° to 37° and Ip represents the height of each peak.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: June 11, 2013
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Hiromu Watanabe, Masumi Itou, Keiichi Seki, Hiroshi Wada, Motoyuki Shigeiwa, Kaoru Terada, Naoto Kijima
  • Patent number: 8398195
    Abstract: An adjustment method is a method for adjusting a fluid ejection device having first and second heads with the first head disposed on an upstream side of the second head in a feed direction in which a medium is conveyed, the second head forming dot rows of a fluid between dot rows of the fluid formed by the first head. The first head and the second head are driven with a first voltage change amount to form a first test pattern, and the first head and the second head are driven with a second voltage change amount to form a second test pattern.
    Type: Grant
    Filed: April 1, 2011
    Date of Patent: March 19, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Takamitsu Kondo, Toru Takahashi, Hiroshi Wada, Kazuyoshi Tanase
  • Publication number: 20130049187
    Abstract: A composite structure 10 of a resin-diamagnetic material, including a diamagnetic material layer 12 and a resin layer 14 is obtained by a method including disposing particles of a diamagnetic material 22 and a resin 24 in a mold 30, applying a magnetic field to the diamagnetic material 22 disposed in the mold 30, and moving the diamagnetic material 22 in a direction away from at least a part of an inner surface of the mold 30, and then curing the resin 24 in the mold 30 thereby to produce a resin-diamagnetic material composite structure.
    Type: Application
    Filed: August 22, 2012
    Publication date: February 28, 2013
    Inventors: Masanori MINAMIO, Daisuke Ujihara, Hiroshi Wada
  • Publication number: 20130017389
    Abstract: The present invention provides a double-sided pressure-sensitive adhesive sheet excellent in waterproof property (water stopping property) and impact resistance. The present invention relates to a double-sided pressure-sensitive adhesive sheet including a polyolefin foam substrate and an acrylic pressure-sensitive adhesive layer on both. surfaces of the polyolefin foam substrate, wherein the polyolefin foam substrate has a volume percentage of closed cells of 70% or more and a degree of crosslinking of from 3 to 60 wt %, and the acrylic pressure-sensitive adhesive layer is formed from a pressure-sensitive adhesive composition containing: an acrylic polymer formed from a component including, as an essential monomer component thereof an alkyl. (meth)acrylate having a linear or branched alkyl group; and a tackifying resin.
    Type: Application
    Filed: July 11, 2012
    Publication date: January 17, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akinori TAMURA, Naoki NAKAYAMA, Hiroshi WADA
  • Patent number: 8355101
    Abstract: A liquid crystal device includes a first substrate and a second substrate facing each other, a liquid crystal layer disposed between the first substrate and the second substrate, an aligning film which is disposed on a liquid crystal layer side surface of the second substrate and on which a rubbing processing is performed, a plurality of sub-pixels arranged in planar regions of the first substrate and the second substrate, a first electrode and a second electrode which are disposed on a liquid crystal layer side surface of the first substrate and which generate an electric field therebetween, in which the second electrode includes a plurality of electrode line-shaped portions arranged in parallel to each other and spaced apart from each other, each sub-pixel includes a reflective display region in which a light reflective film is disposed and a transmissive display region in which a light reflective film is not disposed.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: January 15, 2013
    Assignee: Sony Corporation
    Inventor: Hiroshi Wada
  • Publication number: 20120313992
    Abstract: A printing apparatus including a head section which discharges a color ink which is cured due to irradiation of light and a clear ink which is cured due to the irradiation of light, an irradiation section which irradiates the light, and a storage section which stores a relationship between a total amount of color duty which is an amount of the color ink which is discharged per unit region and clear duty which is an amount of the clear ink which is discharged per unit region, and glossiness of an image which is printed using the color ink and the clear ink which have been discharged, wherein, according to the color duty in a certain region in the image, the clear duty in the region is determined based on the relationship so that the glossiness of the image is a predetermined value.
    Type: Application
    Filed: June 7, 2012
    Publication date: December 13, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiroshi WADA, Toru TAKAHASHI, Takamitsu KONDO, Kazuyoshi TANASE
  • Patent number: 8318821
    Abstract: Provided is a process for producing a rigid foamed synthetic resin, wherein, as a blowing agent, a hydrocarbon compound and water are used, and a rigid foamed synthetic resin provided with dimensional stability, heat insulating properties, and possibly reduced weight can be obtained. The process involves reacting a polyol (P) with a polyisocyanate (I) in the presence of a blowing agent, a foam stabilizer and a catalyst, wherein the blowing agent has at least a C2-8 hydrocarbon compound and water; the polyol (P) has a specific polyesterpolyol (A), a specific polyetherpolyol (B), and a polymer-dispersed polyol (Z) having fine polymer particles (M) dispersed; and the isocyanate index of the polyol (P) and the polyisocyanate (I) is over 200 and at most 400.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: November 27, 2012
    Assignee: Asahi Glass Company, Limited
    Inventors: Yuko Hayashi, Hiroshi Wada
  • Publication number: 20120293593
    Abstract: A printing apparatus includes a head section which discharges a first ink which is cured due to the irradiation of light and a second ink which is a clear ink which is cured due to the irradiation of light and an irradiation section which irradiates the light, wherein a first image is formed by the light being irradiated with regard to the first ink which is discharged onto the medium, a second image is formed by the light being irradiated with regard to the second ink which is discharged onto the first image and the medium, a region where the first image is formed is included in a region where the second image is formed, and the discharge amount of the second ink per unit region is equal to or less than the discharge amount of the first ink per unit region.
    Type: Application
    Filed: May 16, 2012
    Publication date: November 22, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takamitsu KONDO, Toru TAKAHASHI, Kazuyoshi TANASE, Hiroshi WADA
  • Patent number: 8297617
    Abstract: A document carrying apparatus comprises a main body, and a reading guide member which guides a document in such a manner that the document comes into contact with a platen glass. The reading guide member is supported on the main body by two support portions disposed on the front side and rear side. The rear-side support portion energizes the reading guide member with the aid of an energizing member in such a manner that the reading guide member can be displaced in the directions to come close and move away to and from the platen glass, while the front-side support portion supports the reading guide member in such a manner that the reading guide member can be displaced in the directions to come close and move away to and from the platen glass in a space smaller than that formed in the rear-side support portion.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: October 30, 2012
    Assignee: Kyocera Document Solutions, Inc.
    Inventor: Hiroshi Wada
  • Patent number: 8299156
    Abstract: A pressure-sensitive adhesive sheet has a high adhesiveness and an excellent terminal peeling resistance as well as exhibits extremely small diffusing amounts of formaldehyde and toluene. The pressure-sensitive adhesive sheet contains at least a pressure-sensitive adhesive layer of a water-dispersion type acrylic pressure-sensitive adhesive containing a water-dispersion type acrylic polymer and a tackifying resin-containing emulsion, wherein a diffusing amount of formaldehyde is less than 3 ?g/m3 and a diffusing amount of toluene is 10 ?g/g or less. As the tackifying resin-containing emulsion, a tackifying resin-containing emulsion prepared using substantially no organic solvents or a tackifying resin-containing emulsion prepared using a material other than aromatic hydrocarbon-based organic solvents can be suitably employed.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: October 30, 2012
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Takahashi, Hiroshi Wada, Tomonari Naito
  • Publication number: 20120268537
    Abstract: A printing apparatus includes a chromatic ink ejecting nozzle that ejects a chromatic photocuring ink which is cured upon irradiation of light onto a medium, an achromatic ink ejecting nozzle that ejects an achromatic photocuring ink which is cured upon irradiation of light onto the medium, and an irradiation section that irradiates the light onto the chromatic photocuring ink impacted on the medium. At a time of applying the chromatic photocuring ink to print an image on the medium, the printing apparatus performs a process of ejecting the chromatic photocuring ink on the medium, a process of ejecting the achromatic photocuring ink on the medium from the achromatic ink ejecting nozzle in such a way as to apply the achromatic photocuring ink along an edge of an application range of the chromatic photocuring ink, and a process of irradiate the light from the irradiation section to cure the photocuring ink.
    Type: Application
    Filed: April 20, 2012
    Publication date: October 25, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Toru TAKAHASHI, Takamitsu KONDO, Kazuyoshi TANASE, Hiroshi WADA