Patents by Inventor Katsumi Inoue

Katsumi Inoue 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: 8040046
    Abstract: An organic electroluminescent display includes a pair of substrates; an organic electroluminescent device between the pair of substrates, including: a pair of electrodes of an anode and a cathode, and a light-emitting layer between the pair of electrodes; and a light scattering film on a substrate on the viewing side of the pair of substrates, including: a transparent substrate film, and a light scattering layer which contains a light transmitting resin and a light scattering particle having a particle size of from 0.3 ?m to 1.2 ?m, wherein a ratio of (np/nb) is from 0.80 to 0.95 or from 1.05 to 1.35, taking a refractive index of the light scattering particle and the light transmitting resin as np and nb, respectively.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: October 18, 2011
    Assignee: Fujifilm Corporation
    Inventors: Katsumi Inoue, Ryuji Saneto
  • Patent number: 8008853
    Abstract: An organic electroluminescent display includes a pair of substrates; an organic electroluminescent device between the pair of substrates, including: a pair of electrodes of an anode and a cathode, and a light-emitting layer between the pair of electrodes; and a light scattering film on a substrate on the viewing side of the pair of substrates, including: a transparent substrate film, and a light scattering layer which contains a light transmitting resin and a light scattering particle having a particle size of front more than 1.2 ?m to 3.0 ?m, wherein a ratio of (np/nb) is from 0.80 to 0.95 or from 1.05 to 1.35, taking a refractive index of the light scattering particle and the light transmitting resin as np and nb, respectively.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: August 30, 2011
    Assignee: Fujifilm Corporation
    Inventors: Katsumi Inoue, Ryuji Saneto
  • Publication number: 20110133646
    Abstract: A light irradiation control system for a vehicle lamp includes a control unit configured to provide control signals for controlling light irradiation of the vehicle lamp based on detection signals detected by sensors. Actuator units are configured to control the light irradiation of the vehicle lamp based on the control signals. The control unit includes a body-side control unit and a lamp-side control unit. The body-side control unit is configured to perform signal processing on the detection signals and to provide the signal-processed signals to a common bus as common data. The lamp-side control unit, which is mounted in at least some of the actuator units, is connected to the common bus to provide the control signals based on the common data provided to the common bus.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 9, 2011
    Applicant: Koito Manufacturing Co., Ltd.
    Inventors: Yuichi NAKAZAWA, Toshihiko KUREBAYASHI, Tomoyuki SAKAI, Katsumi INOUE, Hiroshi OTAKA
  • Patent number: 7847887
    Abstract: To provide a protective film for a polarizing plate that shows a water vapor transmission rate (WVTR40) of 30 g/m2·day or less at 60° C. and a relative humidity of 40%, a water vapor transmission rate (WVTR95) 80 g/m2·day or more and 300 g/m2·day or less at 60° C. and a relative humidity of 95% and a value obtained by dividing the difference between WVTR95 and WVTR40 by the water vapor transmission rate (WVTR60) at 60° C. and a relative humidity of 60%, or (WVTR95-WVTR40) /WVTR60, 2.0 or more.
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: December 7, 2010
    Assignee: Fujifilm Corporation
    Inventors: Masaaki Suzuki, Tokuju Oikawa, Katsumi Inoue, Shuntarou Ibuki
  • Patent number: 7848021
    Abstract: An optical film is provided and includes: a transparent support; and a light diffusion layer containing light-transmitting particles and a binder. The light diffusion layer has an average thickness of from 7.5 to 30 ?m, and the average thickness of the light diffusion layer is from 1.4 to 3.5 times as large as an average particle diameter of the light-transmitting particles.
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: December 7, 2010
    Assignee: Fujifilm Corporation
    Inventors: Tetsuya Asakura, Katsumi Inoue, Shoji Yasuda
  • Patent number: 7813038
    Abstract: A light-scattering film is provided and includes a transparent support having thereon at least a light-scattering layer. When substantially parallel light is incident on a surface of the film at an incident angle of 5°, the reflectance for an angle ? in the light-receiving part measured in a plane containing the film normal line and the incident direction is R(?), the value obtained by normalizing R(?) by the reflectance of regular reflection is Rrel(?), and the value calculated from the maximum variation |dRrel(?)/d?|max for the angle ? is a scattering coefficient A (formula 1), the reflection coefficient B (formula 2) calculated from the scattering coefficient A and the 5° specular reflectance Rs is from 2.0 to 5.0. Scattering coefficient A=1/(10×|dRrel(?)/d?|max)??(Formula 1) Reflection coefficient B=2.2×log 10(Rs)?7.5×log 10(A)+5.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: October 12, 2010
    Assignee: Fujifilm Corporation
    Inventors: Katsumi Inoue, Jun Watanabe, Tetsuya Asakura, Daiki Wakizaka, Hideyasu Ishibashi, Isao Ikuhara
  • Patent number: 7803449
    Abstract: An optical film comprising a transparent support and a layer having internal scattering properties, wherein the optical film has an image sharpness, as measured in an optical comb width of 0.5 mm in conformity to JIS K7105, of from 30.0% to 99.9%, a haze value as caused by surface scattering of less than 3%, and a haze value as caused by internal scattering of from 15 to 40%.
    Type: Grant
    Filed: August 2, 2006
    Date of Patent: September 28, 2010
    Assignee: Fujifilm Corporation
    Inventors: Katsumi Inoue, Tetsuya Asakura
  • Publication number: 20100079869
    Abstract: An antiglare film is provided, the antiglare film including: a support; and an antiglare layer including a surface that has asperities, wherein the antiglare layer contains at least first light-transmitting particles and second light-transmitting particles, the first light-transmitting particles have an average particle size that is 0.01 to 2.5 ?m greater than an average thickness of the antiglare layer, the second light-transmitting particles have an average particle size that is at least 0.1 ?m smaller than the average thickness of the antiglare layer, the first light-transmitting particles are contained in an amount of 0.1 to 2 mass % based on a total solid content in the antiglare layer, the second light-transmitting particles are contained in an amount of 2 to 30 mass % based on the total solid content in the antiglare layer, and the second light-transmitting particles include organic polymer-containing particles each of which has a core particle/shell layer structure.
    Type: Application
    Filed: September 29, 2009
    Publication date: April 1, 2010
    Inventors: Katsumi INOUE, Takato Suzuki, Daiki Wakizaka, Tetsuya Asakura
  • Publication number: 20090246490
    Abstract: Provided is an antireflection film including, in the following order: a transparent support; at least one antiglare layer or diffusive layer containing a transparent resin and light-transmissive resin particles; and a low-refractivity layer having a refractive index lower than that of any of the transparent support and the antiglare layer or diffusive layer, wherein the transparent resin is formed by curing a mixture containing (A) a polyfunctional (meth)acrylate having at least two (meth)acryloyl groups, and (B) a modified polyfunctional (meth)acrylate modified through addition of any of ethylene oxide, propylene oxide or caprolactone, and the light-transmissive resin particles contain (C) high-crosslinking light-transmissive particles which are so high-crosslinking as to have a residual monomer content of at most 2.0% and which have a compression strength of from 39 to 98 N/mm2.
    Type: Application
    Filed: March 31, 2009
    Publication date: October 1, 2009
    Applicant: FUJIFILM Corporation
    Inventors: Shuntaro Ibuki, Tetsyua Asakura, Katsumi Inoue
  • Publication number: 20090168173
    Abstract: Provided is an optical film including a transparent support; and an antiglare layer that comprises a light-transmitting resin and at least two kinds of light-transmitting particles, wherein the antiglare layer has a thickness of from 10 ?m to 15 ?m, each kind of the at least two kinds of light transmitting particles has an average particle size of from 7 ?m to 15 ?m, each kind of the at least two kinds of light transmitting particles has a refractive index different from a refractive index of the light-transmitting resin by from 0.001 to 0.050 in absolute value, and a total amount of the at least two kinds of light-transmitting particles are from 15 to 40 mass % based on all solid contents in the antiglare layer.
    Type: Application
    Filed: December 24, 2008
    Publication date: July 2, 2009
    Inventors: Tetsuya ASAKURA, Masaaki SUZUKI, Katsumi INOUE, Ryuji SANETO
  • Patent number: 7524553
    Abstract: An object of the present invention is to provide an optical film assured of reflectance low enough to suppress glaring and excellent in the scratch resistance, antifouling property and antistatic property, and another object is to provide a polarizing plate and a display, using such an antireflection film. These objects can be attained by an optical film, particularly, an antireflection film, containing a support and a thin film layer formed by coating a composition containing fine particles and a binder, in which the SP value ((B/A)×100)) which is a ratio of an average particle filling factor (B) in the region of 30% of the film thickness on the upper side opposite the support to an average particle filling factor (A) in the entirety of the thin film layer is 90% or less; and a polarizing plate and an image display, using the optical film.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: April 28, 2009
    Assignee: Fujifilm Corporation
    Inventors: Hiroyuki Yoneyama, Katsumi Inoue, Akira Ikeda, Satomi Suzuki
  • Publication number: 20090087593
    Abstract: An antistatic optical film includes a support; and an antistatic layer provided at least on one side of the support, wherein the antistatic layer is a layer formed by coating a solution containing a compound semiconductor, a solvent capable of dissolving the compound semiconductor, and a binder soluble in the solvent; and drying the solution.
    Type: Application
    Filed: September 25, 2008
    Publication date: April 2, 2009
    Inventors: Shunichi KONDO, Katsumi INOUE
  • Publication number: 20090051444
    Abstract: An integrated circuit device including: an oscillation circuit that generates a first clock signal; a frequency comparison section that compares a frequency of the first clock signal with a frequency of a second clock signal; and a clock signal generation section that generates a third clock signal based on the first clock signal. The clock signal generation section corrects a frequency of the third clock signal to be a value within a predetermined range based on the comparison result. For example, the frequency comparison section counts a predetermined period based on the first clock signal, the predetermined period being defined based on the second clock signal, and the clock signal generation section generates the third clock signal by dividing the frequency of the first clock signal based on the count result.
    Type: Application
    Filed: August 20, 2008
    Publication date: February 26, 2009
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Katsumi INOUE
  • Publication number: 20090051277
    Abstract: An organic electroluminescent display includes a pair of substrates; an organic electroluminescent device between the pair of substrates, including: a pair of electrodes of an anode and a cathode, and a light-emitting layer between the pair of electrodes; and a light scattering film on a substrate on the viewing side of the pair of substrates, including: a transparent substrate film, and a light scattering layer which contains a light transmitting resin and a light scattering particle having a particle size of front more than 1.2 ?m to 3.0 ?m, wherein a ratio of (np/nb) is from 0.80 to 0.95 or from 1.05 to 1.35, taking a refractive index of the light scattering particle and the light transmitting resin as np and nb, respectively.
    Type: Application
    Filed: August 20, 2008
    Publication date: February 26, 2009
    Inventors: Katsumi INOUE, Ryuji SANETO
  • Publication number: 20090051276
    Abstract: An organic electroluminescent display includes a pair of substrates; an organic electroluminescent device between the pair of substrates, including: a pair of electrodes of an anode and a cathode, and a light-emitting layer between the pair of electrodes; and a light scattering film on a substrate on the viewing side of the pair of substrates, including: a transparent substrate film, and a light scattering layer which contains a light transmitting resin and a light scattering particle having a particle size of from 0.3 ?m to 1.2 ?m, wherein a ratio of (np/nb) is from 0.80 to 0.95 or from 1.05 to 1.
    Type: Application
    Filed: August 20, 2008
    Publication date: February 26, 2009
    Inventors: Katsumi INOUE, Ryuji SANETO
  • Publication number: 20080239211
    Abstract: To provide a protective film for a polarizing plate that shows a water vapor transmission rate (WVTR40) of 30 g/m2·day or less at 60° C. and a relative humidity of 40%, a water vapor transmission rate (WVTR95) 80 g/m2·day or more and 300 g/m2·day or less at 60° C. and a relative humidity of 95% and a value obtained by dividing the difference between WVTR95 and WVTR40 by the water vapor transmission rate (WVTR60) at 60° C. and a relative humidity of 60%, or (WVTR95-WVTR40)/WVTR60, 2.0 or more.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 2, 2008
    Applicant: FUJIFILM Corporation
    Inventors: Masaaki Suzuki, Tokuju Oikawa, Katsumi Inoue, Shuntarou Ibuki
  • Publication number: 20080241524
    Abstract: The present invention provides a protective film which achieves high surface hardness and low moisture permeability, a polarizing plate using the protective film, and a liquid crystal display device having a high surface hardness and excellent durability using the polarizing plate. The protective film of the present invention contains a low moisture-permeable layer and a hard coat layer having an average thickness of 10 ?m or more, which are laminated in that order over one surface of a transparent substrate film, and has a moisture permeability at 60° C. and 95% relative humidity of 500 g/m2 per day or less.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 2, 2008
    Applicant: FUJIFILM Corporation
    Inventors: Kenichi Fukuda, Katsumi Inoue, Hiroyuki Yoneyama
  • Publication number: 20080137206
    Abstract: A film comprises: a transparent support; and an anti-glare layer having a haze value due to internal scattering of from 0 to 40% and a haze value due to surface scattering of from 0.3 to 20%.
    Type: Application
    Filed: February 22, 2006
    Publication date: June 12, 2008
    Applicant: FUJIFILM Corporation
    Inventors: Kazuhiro Nakamura, Katsumi Inoue, Yuuzou Muramatsu, Rikio Inoue
  • Publication number: 20070298193
    Abstract: A method of producing a light-scattering film, comprising: disposing a land of a forward end lip of a slot die close to a surface of a web; and applying a coating composition on the web through a slot of the forward end lip, so as to provide the coating composition directly or indirectly on the transparent support, wherein the web is being continuously running while being supported on a backup roll, and wherein the coating composition comprises a light-transmitting particulate material, a transmitting resin and a solvent, and the coating composition satisfies relationship (1) in order to control a sedimentation rate of the light-transmitting particulate material: (???)×d2?1.5??(1) wherein ? represents a density of the light-transmitting particulate material (g/cm2); ? represents a density of the coating composition (g/cm2); and d represents an average particle diameter of the light-transmitting particulate material (?m).
    Type: Application
    Filed: September 13, 2005
    Publication date: December 27, 2007
    Inventors: Kazuhiro Nakamura, Katsumi Inoue
  • Publication number: 20070248828
    Abstract: An object of the present invention is to provide an optical film assured of reflectance low enough to suppress glaring and excellent in the scratch resistance, antifouling property and antistatic property, and another object is to provide a polarizing plate and a display, using such an antireflection film. These objects can be attained by an optical film, particularly, an antireflection film, containing a support and a thin film layer formed by coating a composition containing fine particles and a binder, in which the SP value ((B/A)×100)) which is a ratio of an average particle filling factor (B) in the region of 30% of the film thickness on the upper side opposite the support to an average particle filling factor (A) in the entirety of the thin film layer is 90% or less; and a polarizing plate and an image display, using the optical film.
    Type: Application
    Filed: May 25, 2005
    Publication date: October 25, 2007
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroyuki Yoneyama, Katsumi Inoue, Akira Ikeda, Satomi Suzuki