Patents by Inventor Masanori Hikita

Masanori Hikita 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: 8890402
    Abstract: The present invention provides an organic electroluminescence display device including an organic electroluminescence element which includes a transparent electrode, a counter electrode, and an organic compound layer provided between the transparent electrode and the counter electrode, the organic compound layer including a light emitting layer, and a fine particle-containing layer positioned in the optical path of light emitted from the light emitting layer and adjacent to the transparent electrode, wherein the fine particle-containing layer contain an organic resin material having a refractive index equal to or lower than the refractive index of the transparent electrode, and fine particles having a refractive index higher than the refractive index of the organic resin material and a weight average particle diameter of 0.5 ?m to 5 ?m, and the fine particle-containing layer has a thickness of 2 ?m to 10 ?m.
    Type: Grant
    Filed: January 13, 2010
    Date of Patent: November 18, 2014
    Assignee: UDC Ireland Limited
    Inventors: Hiroyuki Mori, Hidemasa Hosoda, Masanori Hikita
  • Patent number: 8728708
    Abstract: Disclosed is a photosensitive resin composition comprising: (Component A) an oxime sulfonate compound represented by Formula (1); (Component B) a resin comprising a constituent unit having an acid-decomposable group that is decomposed by an acid to form a carboxyl group or a phenolic hydroxy group; and (Component C) a solvent wherein in Formula (1) R1 denotes an alkyl group, an aryl group, or a heteroaryl group, each R2 independently denotes a hydrogen atom, an alkyl group, an aryl group, or a halogen atom, Ar1 denotes an o-arylene group or an o-heteroarylene group, X denotes O or S, and n denotes 1 or 2, provided that of two or more R2s present in the compound, at least one denotes an alkyl group, an aryl group, or a halogen atom.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: May 20, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Kyouhei Sakita, Wataru Kikuchi, Masatoshi Yumoto, Masanori Hikita
  • Patent number: 8628907
    Abstract: A positive photosensitive resin composition including: a resin comprising a structural unit having an acid dissociative group and a structural unit having a functional group capable of forming a covalent bond by reacting with a carboxyl group or a phenolic hydroxyl group; and an acid generator represented by the following formula (I): wherein in formula (I), R1 represents a hydrogen atom, an alkyl group, an alkenyl group, a cyano group, an aryl group or the like; R2 represents an alkyl group or an aryl group; each of R3 and R4 independently represents a hydrogen atom, an alkyl group an aryl group or the like; and X represents —O—, —S—, —NH— or the like.
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: January 14, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Youhei Ishiji, Masanori Hikita
  • Publication number: 20140005409
    Abstract: A compound represented by the following formula (I): wherein in formula (I), R1 represents a hydrogen atom, an alkyl group, an alkenyl group, an alkoxy group, an alkoxycarbonyl group, an acyl group, a carbamoyl group, a sulfamoyl group, a sulfo group, a cyano group, an aryl group or a heteroaryl group; R2 represents an alkyl group or an aryl group; each of R3 and R4 independently represents a hydrogen atom, an alkyl group, an alkenyl group, an alkoxy group, an alkoxycarbonyl group, a carbonyl group or an aryl group; X represents —O—, —S—, —NH—, —NR5—, —CH2—, —CR6H— or —CR6R7—; each of R5 to R7 independently represents an alkyl group or an aryl group; and R1 and any one of R5 to R7, or R3 and R4, may be bonded to each other to form a ring.
    Type: Application
    Filed: September 5, 2013
    Publication date: January 2, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Youhei ISHIJI, Masanori HIKITA
  • Patent number: 8173349
    Abstract: A polymer compound is provided which is excellent in heat resistance and insulating property, and a photosensitive resin composition is provided which includes the polymer compound, and may form a cured pattern or a cured film excellent in pattern forming property, resolution, heat resistance and insulating property. Also, a method for forming a cured pattern excellent in pattern forming property, resolution, heat resistance and insulating property using the photosensitive resin composition, and an electronic device having high reliance for a semiconductor device or for a display device are provided. The photosensitive resin composition includes a polymer compound obtained by reacting a monomer represented by Formula (1) and a monomer represented by Formula (2), and a photosensitizing agent.
    Type: Grant
    Filed: March 25, 2009
    Date of Patent: May 8, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Masanori Hikita, Yasufumi Ooishi, Kenichiro Sato
  • Publication number: 20120088189
    Abstract: To provide a conductive composition including: a binder, a photosensitive compound, metal nanowires, and a solvent, wherein the solvent has a solubility parameter value of 30 MPa1/2 or less.
    Type: Application
    Filed: June 4, 2010
    Publication date: April 12, 2012
    Applicant: FUJIFILM Corporation
    Inventors: Nori Miyagishima, Yoichi Hosoya, Kenji Naoi, Ryoji Nishimura, Kenta Yamazaki, Masanori Hikita
  • Publication number: 20120045616
    Abstract: A positive photosensitive resin composition including: a resin comprising a structural unit having an acid dissociative group and a structural unit having a functional group capable of forming a covalent bond by reacting with a carboxyl group or a phenolic hydroxyl group; and an acid generator represented by the following formula (I): wherein in formula (I), R1 represents a hydrogen atom, an alkyl group, an alkenyl group, a cyano group, an aryl group or the like; R2 represents an alkyl group or an aryl group; each of R3 and R4 independently represents a hydrogen atom, an alkyl group an aryl group or the like; and X represents —O—, —S—, —NH— or the like.
    Type: Application
    Filed: July 12, 2011
    Publication date: February 23, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Youhei ISHIJI, Masanori HIKITA
  • Publication number: 20100194717
    Abstract: The present invention provides an organic electroluminescence display device including an organic electroluminescence element which includes a transparent electrode, a counter electrode, and an organic compound layer provided between the transparent electrode and the counter electrode, the organic compound layer including a light emitting layer, and a fine particle-containing layer positioned in the optical path of light emitted from the light emitting layer and adjacent to the transparent electrode, wherein the fine particle-containing layer contain an organic resin material having a refractive index equal to or lower than the refractive index of the transparent electrode, and fine particles having a refractive index higher than the refractive index of the organic resin material and a weight average particle diameter of 0.5 ?m to 5 ?m, and the fine particle-containing layer has a thickness of 2 ?m to 10 ?m.
    Type: Application
    Filed: January 13, 2010
    Publication date: August 5, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroyuki MORI, Hidemasa HOSODA, Masanori HIKITA
  • Publication number: 20100080963
    Abstract: A polymer compound is provided which is excellent in heat resistance and insulating property, and a photosensitive resin composition is provided which includes the polymer compound, and may form a cured pattern or a cured film excellent in pattern forming property, resolution, heat resistance and insulating property. Also, a method for forming a cured pattern excellent in pattern forming property, resolution, heat resistance and insulating property using the photosensitive resin composition, and an electronic device having high reliance for a semiconductor device or for a display device are provided. The photosensitive resin composition includes a polymer compound obtained by reacting a monomer represented by Formula (1) and a monomer represented by Formula (2), and a photosensitizing agent.
    Type: Application
    Filed: March 25, 2009
    Publication date: April 1, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: Masanori HIKITA, Yasufumi OOISHI, Kenichiro SATO