Patents by Inventor Mayumi NOJIRI

Mayumi NOJIRI 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: 20220326526
    Abstract: Provided are an image display apparatus; an image display system; a head-mounted display, and a patterned polarizer. The image display apparatus includes a light receiving section having sensitivity in an invisible range; an image display panel having a substrate and a plurality of pixels disposed thereon; and an emission surface that emits a luminous flux in a visible range, in which the light receiving section receives only invisible light in light incident into the image display apparatus through the emission surface, and is provided between the emission surface and the image display panel, on the image display panel, or on a side of the image display panel opposite the emission surface, and disposed at a position overlapping the image display panel viewed from a direction perpendicular to the emission surface, and a near infrared polarizer is provided between the light receiving section and the emission surface.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 13, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Makoto KAMO, Mayumi NOJIRI, Yukito SAITOH
  • Patent number: 11370970
    Abstract: Provided are an optically anisotropic film which has excellent moisture-heat resistance and can have a reduction in the thickness, an optical film, a polarizing plate, and an image display device. The optically anisotropic film is obtained by polymerizing a polymerizable liquid crystal composition, in which the polymerizable liquid crystal composition contains a polymerizable liquid crystal compound represented by Formula (1): L1-SP1-(E3-A1)m-E1-G1-D1-Ar1-D2-G2-E2-(A2-E4)n-SP2-L2 and a polymerizable liquid crystal compound represented by Formula (2): L1-SP1-(E3-A1)m-E1-G1-D1-Ar2-D2-G2-E2-(A2-E4)n-SP2-L2, and the optically anisotropic film satisfies Formula (3): Re(450)/Re(550)<1 or Formula (4): Rth(450)/Rth(550)<1, and has a degree of alignment as measured by Raman spectroscopy of 0.4 or more.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: June 28, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Ayako Muramatsu, Ryo Satake, Mayumi Nojiri, Aiko Yoshida, Keita Takahashi
  • Patent number: 11332669
    Abstract: A polymerizable liquid crystal composition capable of manufacturing an optically anisotropic film having excellent light fastness; and an optically anisotropic film, an optical film, a polarizing plate, an image display device, and an organic electroluminescent display device, each of which uses the polymerizable liquid crystal composition. The polymerizable liquid crystal composition of an embodiment of the present invention contains a polymerizable liquid crystal compound having reverse-wavelength dispersion properties and an ultraviolet absorber represented by Formula (1), in which a maximum absorption wavelength A of the polymerizable liquid crystal compound and a maximum absorption wavelength B of the ultraviolet absorber satisfy Formula (2), and a content of the ultraviolet absorber is 1% to 20% by mass with respect to a content of the polymerizable liquid crystal compound.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: May 17, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Keita Takahashi, Mayumi Nojiri, Ayako Muramatsu
  • Patent number: 11279880
    Abstract: A polymerizable liquid crystal composition capable of manufacturing an optically anisotropic film having excellent light fastness; and an optically anisotropic film, an optical film, a polarizing plate, an image display device, and an organic electroluminescent display device, each of which uses the polymerizable liquid crystal composition. The polymerizable liquid crystal composition of an embodiment of the present invention contains a polymerizable liquid crystal compound having reverse-wavelength dispersion properties and an aromatic polyether-based compound.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: March 22, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Keita Takahashi, Mayumi Nojiri, Ayako Muramatsu
  • Publication number: 20210265595
    Abstract: The present invention provides a phase difference film in which reflection of external light is suppressed, tinting of reflected light is suppressed, and tinting at the time of white display is suppressed in a case where the phase difference film is applied to a display device; a circularly polarizing plate; and an organic electroluminescent display device. The phase difference film of an embodiment of the present invention has an in-plane retardation of 100 to 200 nm at a wavelength of 550 nm and satisfies Requirement 1: ?xy<0.010 and Requirement 6: 0.10<Slope S?1.0.
    Type: Application
    Filed: May 6, 2021
    Publication date: August 26, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Ayako MURAMATSU, Mayumi NOJIRI, Ryoji GOTO, Hideyuki NISHIKAWA
  • Publication number: 20210181396
    Abstract: The present invention provides: a laminate which has a polarizer and an optically anisotropic layer and has excellent thermal durability; and an organic electroluminescent device and a liquid crystal display device, which include the laminate. The laminate according to the embodiment of the present invention is a laminate having two substrates, and a polarizing plate disposed between the two substrates, in which the polarizing plate has an optically anisotropic layer and a polarizer, the optically anisotropic layer is formed of a composition containing a polymerizable liquid crystal compound represented by Formula (I), the polarizer contains a polyvinyl alcohol-based resin, and a moisture permeability of the substrate is 10?3 g/m2·day or less.
    Type: Application
    Filed: March 2, 2021
    Publication date: June 17, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Naoya SHIBATA, Mayumi NOJIRI, Ayako MURAMATSU
  • Publication number: 20210026062
    Abstract: An object of the present invention is to provide: an optical element in which incident light can be transmitted or reflected at an angle in the predetermined direction and the wavelength dependence of the amount of transmitted light or reflected light is small; and an optical element including the optical element. The optical element according to the present invention comprises: an optically-anisotropic layer that is formed using a composition including a liquid crystal compound and an infrared absorbing colorant, in which the optically-anisotropic layer has a liquid crystal alignment pattern in which a direction of an optical axis derived from the liquid crystal compound changes while continuously rotating in at least one in-plane direction, and an absorption of the infrared absorbing colorant in a wavelength range of 700 to 2000 nm in a minor axis direction is higher than an absorption of the infrared absorbing colorant in a wavelength range of 700 to 2000 nm in a major axis direction.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 28, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Hiroshi SATO, Yukito SAITOH, Ayako MURAMATSU, Mayumi NOJIRI, Hideyuki NISHIKAWA
  • Publication number: 20200369961
    Abstract: Provided is an optical film having an excellent film contrast and improved moisture-heat resistance, a polarizing plate, and an image display device. The optical film has an optically anisotropic film obtained by polymerizing a polymerizable liquid crystal composition, and a photo-alignment film, in which the polymerizable liquid crystal composition contains a polymerizable liquid crystal compound represented by Formula (1): L1-SP1-E1-Cy2-Cy1-D1-Ar1-D2-Cy3-Cy4-E2-SP2-L2 and the optically anisotropic film satisfies Formula (I): Re(450)/Re(550)<1 or Formula (II): Rth(450)/Rth(550)<1 and exhibits a diffraction peak derived from a periodic structure in X-ray diffraction measurement.
    Type: Application
    Filed: August 12, 2020
    Publication date: November 26, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Ayako MURAMATSU, Ryo SATAKE, Mayumi NOJIRI, Aiko YOSHIDA, Keita TAKAHASHI, Toshikazu SUMI
  • Publication number: 20200369960
    Abstract: An object of the present invention is to provide an optically anisotropic film which has excellent moisture-heat resistance and can have a reduction in the thickness, an optical film, a polarizing plate, and an image display device. The optically anisotropic film of the embodiment of the present invention is an optically anisotropic film obtained by polymerizing a polymerizable liquid crystal composition, in which the polymerizable liquid crystal composition contains a polymerizable liquid crystal compound represented by Formula (1) and a polymerizable liquid crystal compound represented by Formula (2), and the optically anisotropic film satisfies Formula (3) or (4), and has a degree of alignment as measured by Raman spectroscopy of 0.4 or more.
    Type: Application
    Filed: August 12, 2020
    Publication date: November 26, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Ayako MURAMATSU, Ryo SATAKE, Mayumi NOJIRI, Aiko YOSHIDA, Keita TAKAHASHI
  • Publication number: 20200362244
    Abstract: A polymerizable liquid crystal composition used for formation of an optically anisotropic film retaining good reciprocal wavelength dispersibility and having an excellent surface condition, an optically anisotropic film, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal composition contains a polymerizable liquid crystal compound represented by Formula (I): L1-SP1-A1-D3-G1-D1-Ar-D2-G2-D4-A2-SP2-L2 and a polymerizable compound represented by Formula (II): L5-SP5-D9-C(?O)-Cy1-Cy2-C(?O)-D7-A5-D8-(A6-D10)n-SP6-L6 and not corresponding to Formula (I).
    Type: Application
    Filed: August 5, 2020
    Publication date: November 19, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Satoshi SHIMAMURA, Aiko YOSHIDA, Keita TAKAHASHI, Ryo SATAKE, Mayumi NOJIRI
  • Publication number: 20200363682
    Abstract: An image display device which suppresses destruction of an image display panel due to static electricity carried by a phase difference film, and has excellent adhesiveness between the phase difference film and the image display panel even in a moisture-heat environment, and a circularly polarizing plate with a photosensitive adhesive. The image display device includes a circularly polarizing plate having a linear polarizer and a phase difference film, and an image display panel in this order from a viewing side, in which the phase difference film and the image display panel are bonded by a pressure-sensitive adhesive, the phase difference film has an optically anisotropic layer obtained by polymerizing a polymerizable liquid crystal composition containing at least one kind of polymerizable liquid crystal compound having a predetermined structure, and the pressure-sensitive adhesive contains a polymer having an acid value of 1 to 30 mgKOH/g and an antistatic agent.
    Type: Application
    Filed: August 7, 2020
    Publication date: November 19, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Mayumi NOJIRI, Satoshi SHIMAMURA, Ryo SATAKE, Aiko YOSHIDA
  • Publication number: 20200174171
    Abstract: The present invention provides an optically anisotropic film exhibiting excellent reciprocal wavelength dispersion, a circularly polarizing plate, and a display device. The optically anisotropic film of an embodiment of the present invention is an optically anisotropic film formed from a composition including a liquid crystal compound and an infrared absorbing dye, in which the optically anisotropic film satisfies a relationship of Formula (A): Re(450)/Re(550)<1, and an absorption at a wavelength of 700 to 900 nm in the fast axis direction of the optically anisotropic film is larger than an absorption at a wavelength of 700 to 900 nm in the slow axis direction of the optically anisotropic film. In Formula (A), Re(450) represents an in-plane retardation of the optically anisotropic film at a wavelength of 450 nm and Re(550) represents an in-plane retardation of the optically anisotropic film at a wavelength of 550 nm.
    Type: Application
    Filed: February 4, 2020
    Publication date: June 4, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hideyuki NISHIKAWA, Mayumi NOJIRI, Ryoji GOTO
  • Patent number: 10564338
    Abstract: A polarizing plate, which includes at least a polarizer layer including an iodine-dyed polyvinyl alcohol film, and the polarizing plate including a compound with a bond dissociation energy E1 of less than or equal to 90.0 kcal/mol, a peroxide radical forming energy E2 of less than or equal to 0.0 kcal/mol, and a polyiodide ion I5? forming ability in an iodide compound-containing solution of less than or equal to 1.0.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: February 18, 2020
    Assignee: FUJIFILM CORPORATION
    Inventors: Shino Ohira, Mayumi Nojiri, Naoya Shimoju, Aiko Yoshida, Nobutaka Fukagawa
  • Publication number: 20200013835
    Abstract: The present invention provides an organic electroluminescent display device in which reflection of external light is suppressed and a change in tint in a case of being viewed in an oblique direction is further suppressed, a phase difference film, and a circular polarization plate. This organic electroluminescent display device according to the present invention includes an organic electroluminescence display panel and a circular polarization plate arranged on the organic electroluminescence display panel, in which the circular polarization plate includes a polarizer and a phase difference film, the phase difference film includes a positive A-plate and a positive C-plate, and the positive A-plate and the positive C-plate satisfy prescribed requirements.
    Type: Application
    Filed: September 19, 2019
    Publication date: January 9, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Ayako MURAMATSU, Kunihiro ATSUMI, Ryo SATAKE, Mayumi NOJIRI
  • Patent number: 10457792
    Abstract: A polarizing plate protective film which prevents deterioration of polarization performance in a high temperature, high humidity environment, and a polarizing plate and display device using the film including a compound represented by the following General Formula (I). (X-LnZ??General Formula (I) X represents a formyl group, a boronic acid group, or a group represented by the following General Formula (I-B) or a group represented by the following General Formula (I-C), where L represents a single bond or divalent linking group, and n represents an integer equal to or greater than 2. When n is 2, Z represents a single bond or a divalent group, and when n?3, Z represents an n-valent group. RA and RB represent an alkyl group, a cycloalkyl group, an aryl group, or an acyl group. RA and RB may be bonded to each other to form a ring. * represents a bond to be bonded to L.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: October 29, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Nobutaka Fukagawa, Naoki Sano, Mayumi Nojiri, Aiko Yoshida, Naoya Shimoju
  • Publication number: 20190276742
    Abstract: The present invention has an object to provide a polymerizable liquid crystal composition capable of manufacturing an optically anisotropic film having excellent light fastness; and an optically anisotropic film, an optical film, a polarizing plate, an image display device, and an organic electroluminescent display device, each of which uses the polymerizable liquid crystal composition. The polymerizable liquid crystal composition of an embodiment of the present invention contains a polymerizable liquid crystal compound having reverse-wavelength dispersion properties and an aromatic polyether-based compound.
    Type: Application
    Filed: May 28, 2019
    Publication date: September 12, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Keita TAKAHASHI, Mayumi NOJIRI, Ayako MURAMATSU
  • Publication number: 20190264106
    Abstract: The present invention has an object to provide a polymerizable liquid crystal composition capable of manufacturing an optically anisotropic film having excellent light fastness; and an optically anisotropic film, an optical film, a polarizing plate, an image display device, and an organic electroluminescent display device, each of which uses the polymerizable liquid crystal composition. The polymerizable liquid crystal composition of an embodiment of the present invention contains a polymerizable liquid crystal compound having reverse-wavelength dispersion properties and an ultraviolet absorber represented by Formula (1), in which a maximum absorption wavelength A of the polymerizable liquid crystal compound and a maximum absorption wavelength B of the ultraviolet absorber satisfy Formula (2), and a content of the ultraviolet absorber is 1% to 20% by mass with respect to a content of the polymerizable liquid crystal compound.
    Type: Application
    Filed: May 9, 2019
    Publication date: August 29, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Keita TAKAHASHI, Mayumi NOJIRI, Ayako MURAMATSU
  • Publication number: 20190235316
    Abstract: Provided are a polarizing plate having a polarizing plate protective film having a thickness of 20 ?m or more disposed on both sides or either side of a polarizer through an adhesive layer, in which at least one of the polarizer, the polarizing plate protective film, or the adhesive layer contains one or more dyes having a main absorption wavelength range of 480 to 510 nm or 580 to 610 nm and a liquid crystal display device having this polarizing plate disposed downstream in a light emitting direction of light that is emitted from a backlight unit.
    Type: Application
    Filed: April 3, 2019
    Publication date: August 1, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Daisuke SASAKI, Nobutaka FUKAGAWA, Naoyoshi YAMADA, Mayumi NOJIRI
  • Patent number: 10254456
    Abstract: A polarizing plate composition, a polarizing plate protective film, a polarizer, a polarizing plate, and a liquid crystal display device contain a compound represented by the following Formula (I). In Formula (I), R represents a specific substituent, and each of EWG1 and EWG2 represents an electron-withdrawing group. EWG1 and EWG2 may form a ring by being bonded to each other. Here, there is no such case where EWG1 and EWG2 become the following group by being bonded to each other and form a ring by being bonded to a carbon atom substituted with R. Each of Rx and Ry represents a hydrogen atom or a substituent. * represents a position of bonding to a carbon atom substituted with R.
    Type: Grant
    Filed: September 1, 2016
    Date of Patent: April 9, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Naoya Shimoju, Aiko Yoshida, Mayumi Nojiri, Yu Naito
  • Patent number: 10253201
    Abstract: A composition for a polarizing plate containing a polymer having a partial structure represented by the following ring structure ? or ? in the molecule, a polarizing plate protective film, a cellulose acylate film, a polarizer, a polarizing plate, and a display; wherein L1 represents a single bond, —C(?O)—, —C(?S)—, an alkylene group, or an arylene group; and the symbol * designates a boning hand, or a site to which a hydrogen atom, a substituent, or a linking group binds.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: April 9, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Aiko Yoshida, Naoya Shimoju, Mayumi Nojiri, Nobutaka Fukagawa