Polarizer Or Dye Containing Viewing Layer Patents (Class 428/1.31)
  • Patent number: 11899167
    Abstract: Provided are a polyester film, a laminated film, and the like for protecting an organic EL module of a foldable display each of which is free of occurrence of a crack at a folding portion thereof, in order to provide a foldable display excellent in mass productivity, and free of a risk of causing distortion in an image displayed at a folding portion thereof after being repeatedly folded. The polyester film for protecting an organic EL module of a foldable display satisfies the following conditions: (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm3 or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: February 13, 2024
    Assignee: TOYOBO CO., LTD.
    Inventors: Shotaro Nishio, Kiwamu Kawai, Akira Shimizu
  • Patent number: 11772559
    Abstract: A rearview mirror includes a shell with an opening, a display light-emitting structure installed in the shell, a protective structure and a reflective polarizing structure installed at the opening. The reflective polarizing structure is a single layer made of both reflective material and polarizing material, the protective structure comprises an outer glass layer, the outer glass layer, the reflective polarizing structure, and the display light-emitting structure are laminated in sequence, and the reflective polarizing structure is attached to one of the outer glass layer and the display light-emitting structure. The rearview mirror has a simple structure, less light loss, and good display quality.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: October 3, 2023
    Assignee: YUANFENG TECHNOLOGY CO., LTD.
    Inventors: Haifeng Rong, Libing Yu, Zhilong Xiong
  • Patent number: 11703708
    Abstract: An object of the present invention is to provide a polarizing element which has an excellent antireflection function in a case of being applied to an image display device; and a circularly polarizing plate and an image display device, each of which has the polarizing element. The polarizing element of an embodiment of the present invention is a polarizing element having an alignment film and an anisotropic light-absorbing film formed using a dichroic substance, in which the alignment film is a photoalignment film formed using a composition for forming a photoalignment film, including a photoactive compound having a polymerizable group and a photoreactive group, a degree S of alignment of the anisotropic light-absorbing film is 0.92 or more, and an average refractive index nave at a wavelength of 400 to 700 nm of the alignment film is 1.55 to 2.0.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: July 18, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Yasukazu Kuwayama, Jun Takeda, Naoki Koito
  • Patent number: 11685587
    Abstract: Disclosed in the present invention is a packaging composite material comprising polarizing films, the packaging composite material comprising: a polarizing layer, comprising two or more layers of polarizing film, wherein polarization directions of at least two layers of polarizing film have an included angle which is not 0°. The packaging composite material of the present invention has a simple structure, strong light-blocking properties, a high light-blocking rate, and a broad-spectrum light-blocking effect. Also disclosed in the present invention are the use of the packaging composite material in packaging, and the use of the packaging composite material in a label. When used as packaging or a label, the packaging composite material can extend the shelf life of products which need to be stored in the dark.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: June 27, 2023
    Assignee: THE COCA-COLA COMPANY
    Inventors: Xun Ma, Zhiheng Zhao, Zhijun Cheng, Wen Zeng, Huan Xiong
  • Patent number: 11650363
    Abstract: A low refractive layer includes a plurality of hollow inorganic particles and a matrix between the hollow inorganic particles, and capable of exhibiting a good refractive index and improved durability by enhancing the weight ratio of the hollow inorganic particles to the matrix. An electronic device according to an embodiment of the inventive concept including the low refractive layer may exhibit improved reliability and good display quality.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: May 16, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Taekjoon Lee, Young gu Kim, Sun-young Chang, Jongmin Ok, Hyelim Jang, Jin-soo Jung, Kyungseon Tak
  • Patent number: 11643576
    Abstract: A pressure-sensitive adhesive composition includes a block copolymer containing a polymer block (A) and a (meth)acrylic polymer block (B), wherein the polymer block (A) contains either or both of a maleimide compound and an amide group-containing vinyl compound as a constitutional monomer thereof and has a glass transition temperature of 100° C. or higher, and the (meth)acrylic polymer block (B) contains at least one selected from compounds represented by general formula (1) as a major constitutional monomer thereof and has a glass transition temperature of 10° C. or below. CH2?CR1—C(?O)O(R2O)n—R3??(1) (wherein, R1 represents hydrogen or a methyl group; R2 represents a linear or branched C2-6 alkylene group; R3 represents hydrogen, a C1-20 alkyl group, or a C6-20 aryl group; and n represents 0 or an integer from 1 to 100.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: May 9, 2023
    Assignee: TOAGOSEI CO. LTD.
    Inventors: Michihiro Kaai, Kenichi Nakamura, Akitsugu Shibata
  • Patent number: 11624857
    Abstract: Provided are an anti-reflective film including a low-refractive layer having mechanical properties such as high abrasion resistance and scratch resistance, etc., and excellent optical properties, and a hard coating layer, a polarizing plate including the same, and a display device including the same.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: April 11, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Jinseok Byun, Jeongkyu Lee, Jin Yeung Lee, Kwangseok Seo, Yeongrae Chang
  • Patent number: 11614567
    Abstract: The present invention relates to a low refractive layer and an anti-reflective film comprising the same. The low refractive layer can exhibit excellent optical properties such as a low reflectance and a high light transmittance, and excellent mechanical properties such as high wear resistance and scratch resistance at the same time, without adversely affecting the color of the polymer resin forming the low refractive layer. In particular, due to the excellent alkali resistance, the low refractive layer can maintain excellent physical properties even after alkali treatment. Therefore, when introducing a low refractive layer to the display device, it is expected that the production process can be simplified and further the production rate and the productivity can significantly increase.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: March 28, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Boo Kyung Kim, Yeong Rae Chang, Seok Hoon Jang, Eun Kyu Her, Jin Seok Byun
  • Patent number: 11603440
    Abstract: In a first aspect, a polyimide film includes a dianhydride and a diamine. The dianhydride, the diamine or both the dianhydride and the diamine include an alicyclic monomer, an aliphatic monomer or both an alicyclic monomer and an aliphatic monomer. The polyimide film has a b* of 1.25 or less and a yellowness index of 2.25 or less for a film thickness of 50 ?m. The polyimide film is formed by: (a) polymerizing the dianhydride and the diamine in the presence of a first solvent to obtain a polyamic acid solution; (b) imidizing the polyamic acid solution to form a substantially imidized solution; (c) casting the substantially imidized solution to form a film; and (d) drying the film.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: March 14, 2023
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Kostantinos Kourtakis, Gene M Rossi, Joseph Casey Johnson, Michael Thomas Kwasny
  • Patent number: 11592703
    Abstract: Provided are an optical film, a circularly polarizing plate, and an image display apparatus in each of which the occurrence of cracks is suppressed in the obtained film in a case of being punched. The optical film includes a stretched resin film and a liquid crystal layer formed by fixing a liquid crystal compound twist-aligned along a helical axis extending along a direction in thickness, in which a ?a value calculated using a three-dimensional solubility parameter of a resin in the stretched resin film is 8.0 MPa1/2 or less, the liquid crystal layer contains a cured substance of a polyfunctional compound having two or more polymerizable groups in one molecule, and an absolute value of a difference between the ?a value calculated using the three-dimensional solubility parameter of the polyfunctional compound and the ?a value calculated using the three-dimensional solubility parameter of the resin is 4.0 MPa1/2 or less.
    Type: Grant
    Filed: June 27, 2022
    Date of Patent: February 28, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Yuta Fukushima, Keisuke Kodama, Yoshinori Maeda, Akira Maruyama, Yuki Nakamura, Shunya Katoh, Yuta Takahashi
  • Patent number: 11525014
    Abstract: An object of the present invention is to provide cellulose acetate that has excellent compatibility with a resin, can reinforce a resin, and has excellent thermal stability. An embodiment of the present invention is cellulose acetate having a cellulose triacetate I crystal structure, wherein a temperature at which a weight loss relative to weight at 100° C. reaches 5% is 200° C. or higher when the cellulose acetate is heated at a heating rate of 10° C./min under a nitrogen atmosphere.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: December 13, 2022
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, NIPPON PAPER INDUSTRIES CO., LTD., DAICEL CORPORATION
    Inventors: Yasumitsu Uraki, Haruo Konno, Shu Shimamoto
  • Patent number: 11520093
    Abstract: A polarizer stack including an absorbing polarizer and a multilayer polymeric reflective polarizer bonded together is described. The absorbing polarizer has a first block axis and the reflective polarizer has a second block axis substantially parallel to the first block axis. The reflective polarizer may be substantially free of micro-wrinkling when the polarizer stack adhered to a glass layer is heated at 95° C. for 100 hours.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: December 6, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Carl A. Stover, Kristopher J. Derks
  • Patent number: 11467442
    Abstract: An object of the present invention is to provide a polarizer having a high degree of alignment and an image display device including the polarizer. The polarizer according to the embodiment of the present invention is a polarizer which is formed of a polarizer-forming composition containing a polymer liquid crystal compound and a dichroic material, in which the polymer liquid crystal compound is a thermotropic liquid crystal and a crystalline polymer, and the polymer liquid crystal compound and the dichroic material are horizontally aligned.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: October 11, 2022
    Inventors: Hiroshi Matsuyama, Wataru Hoshino, Teruki Niori
  • Patent number: 11435616
    Abstract: Optical constructions are disclosed. A disclosed optical construction includes a reflective polarizer layer, and an optical film that is disposed on the reflective polarizer layer. The optical film has an optical haze that is not less than about 50%. Substantial portions of each two neighboring major surfaces in the optical construction are in physical contact with each other. The optical construction has an axial luminance gain that is not less than about 1.2.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: September 6, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Encai Hao, Fei Lu, William Blake Kolb, Brian W. Ostlie, Adam D. Haag, Michael Benton Free, William D. Coggio, Michael L. Steiner, Soemantri Widagdo, Kui Chen-Ho, Lan H. Liu, Robert F. Kamrath, Scott M. Tapio, John A. Wheatley, Charles D. Hoyle, Michael F. Weber
  • Patent number: 11415733
    Abstract: An object of the present invention is to provide a polarizing element which has an excellent antireflection function as being applied to an image display device; and a circularly polarizing plate and an image display device, each of which has the polarizing element. The polarizing element of an embodiment of the present invention has an alignment film and an anisotropic light-absorbing film formed using a dichroic substance, in which a degree S of alignment of the anisotropic light-absorbing film is 0.92 or more, and an average refractive index nave at a wavelength of 400 to 700 nm of the alignment film is 1.55 to 2.0.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: August 16, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Yasukazu Kuwayama, Fumitake Mitobe, Yuzo Fujiki, Jun Takeda
  • Patent number: 11407944
    Abstract: An object of the present invention is to provide a light-absorbing anisotropic film having an excellent degree of alignment of a dichroic azo coloring agent; an optical laminate including the same; and an image display device using the same. The light-absorbing anisotropic film according to an embodiment of the present invention is a light-absorbing anisotropic film which is formed of a liquid crystal composition containing a dichroic azo coloring agent compound, a liquid crystalline compound, and a compound represented by Formula (1) and has a front transmittance of 60% or less, and in which a content mass ratio of the dichroic azo coloring agent compound to the liquid crystalline compound is 5% to 35% by mass.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: August 9, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Naoya Shibata, Naoya Nishimura
  • Patent number: 11385497
    Abstract: Each of a mirror surface display device and a light reflecting member includes a support member having an optical thin film thereon, a broadband selective reflection film and a display in this order; the optical thin film being formed on a surface of the support member facing the broadband selective reflection film; and the broadband selective reflection film being a film selectively transmitting one of clockwise circularly polarized light and counterclockwise circularly polarized light, and selectively reflecting the other polarized light, and having cholesteric regularity.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: July 12, 2022
    Assignee: AGC Inc.
    Inventor: Satoshi Niiyama
  • Patent number: 11372290
    Abstract: An optical device includes a first outer substrate; a second outer substrate disposed opposite to the first outer substrate; and an active liquid crystal film or a polarizer, wherein the active liquid crystal film or the polarizer is encapsulated by an encapsulating agent between the first and second outer substrates and wherein a shrinkable film adjacent to any one of the first and second outer substrates is further included. The optical device is capable of varying transmittance. The optical device can be used for various applications such as an eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewears, an outer wall of a building or a sunroof for a vehicle.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: June 28, 2022
    Inventors: Jung Woon Kim, Byoung Kun Jeon, Beom Jin Lee, In Ju Mun, Su Young Ryu, Seong Min Lee, Young Shin Lee, Nam Hun Kim
  • Patent number: 11312794
    Abstract: According to one aspect of the present invention, a base material-less protective film used in a polarizing plate is provided, wherein the protective film comprises a core layer containing a resin made of a cured product, and an adhesion-improving layer provided on one surface of the core layer, and wherein a surface of the adhesion-improving layer forms one surface of the protective film, and the thickness of the protective film is less than 40 ?m, and the tensile break strength of the protective film is 30 N/mm2 or more.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: April 26, 2022
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Toshiki Iwasaki, Kazuya Honda, Yukimitsu Iwata
  • Patent number: 11306180
    Abstract: Provided are a polycarbonate having an appropriate refractive index and an appropriate Abbe number, and comprehensively excelling in heat resistance, total light transmittance, and hue, and a molded article thereof. The polycarbonate includes a constituent unit represented by Formula [I] and a constituent unit having a hydrocarbon group containing a cyclic structure. In Formula [I], R1 and R2 each independently denote a hydrocarbon group, and each R3 independently denotes a hydrogen atom, a heteroatom-containing group, a halogen atom-containing group, a linear alkyl group having from 1 to 6 carbon atoms, a branched alkyl group having from 3 to 6 carbon atoms, or a group including an aryl group and having from 6 to 12 carbon atoms.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: April 19, 2022
    Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda, Noriyuki Kato, Mitsuteru Kondo, Shoko Suzuki, Kensuke Oshima, Shuya Nagayama, Masahiro Kanda
  • Patent number: 11253368
    Abstract: The biocompatible lattice structures disclosed herein with an increased or optimized lucency are prepared according to multiple methods of design disclosed herein. The methods allow for the design of a metallic material with sufficient strength for use in an implant and that remains radiolucent for x-ray imaging.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: February 22, 2022
    Assignee: NANOHIVE MEDICAL LLC
    Inventors: Christopher L. Jones, Ian Helmar, Lucas Diehl, Jason Tinley, Kevin D. Chappuis, John F. Sullivan
  • Patent number: 11237403
    Abstract: A method for displaying virtual content to a user, the method includes determining an accommodation of the user's eyes. The method also includes delivering, through a first waveguide of a stack of waveguides, light rays having a first wavefront curvature based at least in part on the determined accommodation, wherein the first wavefront curvature corresponds to a focal distance of the determined accommodation. The method further includes delivering, through a second waveguide of the stack of waveguides, light rays having a second wavefront curvature, the second wavefront curvature associated with a predetermined margin of the focal distance of the determined accommodation.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: February 1, 2022
    Assignee: Magic Leap, Inc.
    Inventor: Brian T. Schowengerdt
  • Patent number: 11236215
    Abstract: A curable composition includes: a near infrared absorbing compound that includes a cation having an absorption in a near infrared range and an anion; a salt of an anion that is a component other than the near infrared absorbing compound and has a conjugate acid pKa of ?8 or lower; and a curable compound.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: February 1, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Daisuke Sasaki
  • Patent number: 11208526
    Abstract: The present application relates to a curable composition. The curable composition of the present application exhibits excellent adhesion ability and liquid crystal orientation ability simultaneously before or after curing, so that it can be effectively applied to various optical uses.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: December 28, 2021
    Inventors: Dong Hyun Woo, Seung Min Lee, Se Woo Yang
  • Patent number: 11193049
    Abstract: The present application relates to a curable composition. The curable composition of the present application exhibits excellent adhesion ability and liquid crystal orientation ability simultaneously before or after curing, so that it can be effectively applied to various optical uses.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: December 7, 2021
    Inventors: Seung Min Lee, Dong Hyun Woo, Se Woo Yang
  • Patent number: 11162005
    Abstract: Provided are a pressure-sensitive adhesive composition for an optical film, which has excellent optical compensation and stress relaxation properties without changing main properties such as endurance reliability and workability under a high temperature and/or high humidity condition to minimize a light leakage phenomenon caused by stress concentration of a protective film, and an optical member and a liquid crystal display device which include a pressure-sensitive adhesive layer manufactured using the same.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: November 2, 2021
    Assignee: SHANJIN OPTOELECTRONICS (SUZHOU) CO., LTD.
    Inventors: Kee Young Kim, Sung Soo Yoon, Sang Hyun Hong, Il Jin Kim
  • Patent number: 11118086
    Abstract: A polyurethane composition suitable for coating a surface of a substrate. The polyurethane composition can include an aliphatic polyester urethane matrix and a fluorinated ionic antistatic additive. The aliphatic polyester urethane matrix can comprise an aliphatic diisocyanate, a polyester polyol having a polyester diol and a polyester triol, and sulfonated polyester urethane polyol.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: September 14, 2021
    Assignee: GKN Aerospace Transparency Systems, Inc.
    Inventors: Jieming Li, Stephen Sandlin, Marlowe Moncur
  • Patent number: 11067848
    Abstract: An electroactive device may include (i) a first conductor, (ii) a first optically transparent material electrically coupled to the first conductor, the first optically transparent material including a plurality of nanovoids and having a first refractive index, (iii) a second optically transparent material electrically coupled to the first optically transparent material, the second optically transparent material having a second refractive index that is lower than the first refractive index, and (iv) a second conductor electrically coupled to the second optically transparent material. Various other methods, systems, apparatuses, and materials are also disclosed.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: July 20, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Andrew John Ouderkirk, Katherine Marie Smyth, Ken Diest
  • Patent number: 11061262
    Abstract: A protective cartridge for a glare protection apparatus, includes an optical glare protection filter which, in particular, has at least one liquid crystal cell, including at least an open-loop and/or closed-loop control unit, which is configured to control and/or regulate a permeability of the optical glare protection filter, at least between at least one bright level and at least one dark level, depending on a captured work state, on an electronic signal of an external signal source and/or on light irradiation. The permeability of the optical glare protection filter at at least one bright level corresponds to a protection level of less than 2.5, preferably of at most 2.4, advantageously of at most 2.25, particularly advantageously of at most 2 and preferably of at most 1.7.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: July 13, 2021
    Assignee: Optrel Holding AG
    Inventors: Martin Esposito, David Bischof, Markus Michler
  • Patent number: 11061172
    Abstract: A manufacturing method of an anti-glare film is provided. The manufacturing method includes spraying a solution on a substrate to form a plurality of droplets on the substrate, wherein the solution includes a curable resin, a plurality of particles, and a solvent; and curing the plurality of droplets to form an anti-glare film.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: July 13, 2021
    Assignee: E Ink Holdings Inc.
    Inventors: Ching-Huan Liao, Hsin-Tao Huang, Franklin Chau-Nan Hong, Cyun-Jhe Yan, Wen-De Zheng, Yu-Lun Hsiao
  • Patent number: 11048115
    Abstract: Each of a mirror surface display device and a light reflecting member includes a support member having an optical thin film thereon, a broadband selective reflection film and a display in this order; the optical thin film being formed on a surface of the support member facing the broadband selective reflection film; and the broadband selective reflection film being a film selectively transmitting one of clockwise circularly polarized light and counterclockwise circularly polarized light, and selectively reflecting the other polarized light, and having cholesteric regularity.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: June 29, 2021
    Assignee: AGC Inc.
    Inventor: Satoshi Niiyama
  • Patent number: 11028291
    Abstract: A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: June 8, 2021
    Assignee: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Robert Eveson, Karl Rakos, Damian Peter Tuffin, Dominic Hoy
  • Patent number: 11007749
    Abstract: A display device includes: a display panel including a display area and a non-display area that extends from an end of the display area and is bent toward the display area; and a passivation film including a first film portion that is attached to a surface of the non-display area and is bent toward the display area, and a second film portion that is attached to a surface of the display area, and a modulus of the first film portion is lower than a modulus of the second film portion.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: May 18, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Ik Lim, Jin Woo Choi
  • Patent number: 10974483
    Abstract: A laminate sheet includes an intermediate layer, a first matte layer laminated on a front face side of the intermediate layer, and a second matte layer laminated on a back face side of the intermediate layer. A ratio of a gloss at 60° of a back face of the second matte layer to a gloss at 60° of a front face of the first matte layer is no less than 3/2 and no greater than 10. The gloss at 60° of the front face of the first matte layer is preferably no less than 5 and no greater than 20. The gloss at 60° of the back face of the second matte layer is preferably no less than 30 and no greater than 80. An arithmetic average roughness of the front face of the first matte layer is preferably no less than 0.5 ?m and no greater than 1 ?m.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: April 13, 2021
    Assignee: Keiwa Inc.
    Inventor: Motohiko Okabe
  • Patent number: 10845640
    Abstract: Provided is a liquid crystal display device having a viewing-side polarizing plate, a liquid crystal panel and a light source-side polarizing plate, which are stacked sequentially, wherein the viewing-side polarizing plate comprises a first polarizer and a first protective film formed on a light output surface of the first polarizer, the light source-side polarizing plate comprises a second polarizer and a fourth protective film formed on a light incident surface of the second polarizer, and the TD shrinkage ratio of the fourth protective film is greater than the TD shrinkage ratio of the first protective film.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: November 24, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Il Woong Baek, Yeon Ju Jung, Han Saem Kang, Yoo Jin Kim, Han Su Kim, Dong Yoon Shin
  • Patent number: 10836835
    Abstract: Regioselectively substituted cellulose esters having a plurality of aryl-acyl substituents and a plurality of alkyl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in optical films, such as optical films having certain Nz values, ?A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: November 17, 2020
    Assignee: Eastman Chemical Company
    Inventors: Charles Michael Buchanan, Michael Eugene Donelson, Elizabeth Guzman-Morales, Peter Borden Mackenzie, Bin Wang
  • Patent number: 10774059
    Abstract: The disclosures herein provide compounds of formula I or its pharmaceutical acceptable salts, as well as polymorphs, enantiomers, stereoisomers, solvates, and hydrates thereof. These compounds may be formulated as pharmaceutical compositions. The pharmaceutical compositions may be formulated for oral administration, intravenous, spray, parenteral, lozenge, solution, syrup, sachet, transdermal administration, or injection. Such compositions may be used to treatment of inflammation or its associated complications.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: September 15, 2020
    Assignee: Cellix Bio Private Limited
    Inventor: Mahesh Kandula
  • Patent number: 10774249
    Abstract: The present invention is: a curable composition comprising a component (A), a component (B), and a component (C), the curable composition comprising the component (A) and the component (B) in a mass ratio (component (A):component (B)) of 100:0.3 to 100:50, the component (A) being a curable polysilsesquioxane compound that comprises a repeating unit represented by a formula (a-1), R1SiO3/2??(a-1) wherein R1 is a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, or a substituted or unsubstituted aryl group, the component (B) being fine particles having an average primary particle size of 5 to 40 nm, and the component (C) being a silane coupling agent that comprises an acid anhydride structure in its molecule.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: September 15, 2020
    Assignee: LINTEC CORPORATION
    Inventors: Hidekazu Nakayama, Masami Matsui, Mikihiro Kashio
  • Patent number: 10738177
    Abstract: A polymer composition includes a polymer, a nanostructured filler, and a silane dispersing agent represented by Chemical Formula 1: R1—(Ar)p—(O-L1)q-(O-L2)r-(O-L3-O-L4)s-O-(L5)t-(L6)u-(CR2R3)w—Si(R4R5R6)??Chemical Formula 1 wherein, in Chemical Formula 1, R1 to R6, Ar, L1 to L6, p, q, r, s, t, and w are the same as described in the detailed description.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: August 11, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun Sung Lee, Young Jae Kang, Won Joon Cho, Won Cheol Jung, Hyunseok Choi
  • Patent number: 10703973
    Abstract: The present invention provides a polymerizable composition containing a polymerizable liquid crystal compound represented by Formula (I) and an oxime compound, in the formula, A1 and A2 each represent a phenylene group or a trans-1,4-cyclohexylene group, L1 and L2 each represent single bond, —C(?O)O—, or —OC(?O)—, Q1 and Q2 each represent a polymerizable group or the like, m and n represent an integer of 0 to 2, X may represent —X3-Sp3-Q3 or two X's may be bonded to each other to form a fused ring, X3 represents —C(?O)O—, Sp1, Sp2, and Sp3 each represent single bond, an alkylene group, or the like, Q3 represents hydrogen atom, a cycloalkyl group, a polymerizable group, or the like, and l represents an integer of 0 to 4. The polymerizable composition hardly causes yellowing after curing and is useful for manufacturing a film and a half mirror for displaying a projection image.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: July 7, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Shunya Katoh, Shinnosuke Sakai, Yuki Saiki, Akihiro Anzai
  • Patent number: 10683456
    Abstract: Provided is a composition which can be used for formation of an optical film having high quality and a high dichroic ratio even after the composition is stored for a predetermined period of time. The composition includes a compound represented by the general formula (A) and a compound represented by the general formula (B), wherein R1a in the general formula (A) and R1b in the general formula (B) are mutually different groups.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: June 16, 2020
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Masao Morimoto, Noriyuki Hida
  • Patent number: 10663642
    Abstract: A display apparatus includes a display panel configured to display an image, a light guide member below the display panel, a light source adjacent to at least one surface of the light guide member, and an optical member between the light guide member and the display panel. The optical member includes a wavelength conversion layer configured to convert a wavelength band of incident light. A low refractive index layer between the wavelength conversion layer and the light guide member and including a plurality of pores, and an inorganic layer between the low refractive index layer and the wavelength conversion layer. A volume ratio occupied by the pores within the low refractive index layer increases as being closer to the light guide member.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: May 26, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hongbeom Lee, Dongwoo Kim, Minsu Kim, Keunwoo Park, Seongyeon Lee, Taewoo Lim
  • Patent number: 10605433
    Abstract: A wavelength conversion member, is provided with a wavelength conversion layer that includes quantum dots and is interposed between two barrier layers. The wavelength conversion member includes a light scattering layer that is provided between the barrier layers and the wavelength conversion layer, in which one of the barrier layers closest to the light scattering layer is formed of an inorganic component, the light scattering layer includes a binder, which is formed of either a compound having a hydrogen bonding functional group and a polymerizable group in a molecule or an organic metal coupling agent, and scattering particles having a diameter R of 0.2 to 5 ?m, a thickness d of the light scattering layer is 0.2 to 4 ?m, a thickness D of the wavelength conversion layer is 10 to 100 ?m, and a ratio of d to D is 0.2% to 10%.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: March 31, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Hiroyuki Yoneyama, Naoyoshi Yamada, Tatsuya Oba
  • Patent number: 10609801
    Abstract: An antistatic film including: a substrate film made of a thermoplastic resin containing a polymer including an alicyclic structure; and an antistatic layer provided on the substrate film, the layer containing electroconductive metal oxide particles, wherein the antistatic layer has a surface resistance of 1.0×106 ?/sq. or more and 1.0×1010 ?/sq. or less, and the antistatic film has a haze value of 0.3% or less.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: March 31, 2020
    Assignee: ZEON CORPORATION
    Inventor: Hitoshi Ooishi
  • Patent number: 10538681
    Abstract: An aqueous ink for ink jet recording includes a coloring material; an ester-based defoaming agent having a water-octanol distribution coefficient of 2.0 or more and 5.0 or less; an ester-based first solvent having a water-octanol distribution coefficient of ?0.5 or more and 2.0 or less; and resin particles having a zeta potential of ?65 mV or more and ?15 mV or less and including an ester-based reactive surfactant as a constituent unit.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: January 21, 2020
    Assignee: Seiko Epson Corporation
    Inventor: Hiroshi Ito
  • Patent number: 10487065
    Abstract: A polymerizable compound has a practical low melting point, excellent solubility in a general-purpose solvent, and can produce an optical film at low cost, exhibits low reflected luminance, and achieves uniform conversion of polarized light over a wide wavelength band, an optically anisotropic article.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: November 26, 2019
    Assignee: ZEON CORPORATION
    Inventors: Kei Sakamoto, Satoshi Kiriki, Kumi Okuyama, Kanako Taira
  • Patent number: 10454007
    Abstract: A light-emitting device includes: a light-emitting element; a light-transmissive member that covers the light-emitting element; and a light-diffusing particles contained in the light-transmissive member. The light-diffusing particles are hollow and have a particle size not smaller than 50 ?m. The light-transmissive member has a surface having irregularities associated with the light-diffusing particles. A method for manufacturing a light-emitting device includes steps of: mounting a light-emitting element in a recess of a base member; injecting a silicone resin containing light-diffusing particles into the recess, the light-diffusing particles having a particle size not smaller than 50 ?m; causing the light-diffusing particles to float up to a surface of the injected silicone resin; and curing the injected silicone resin.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: October 22, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Shoichi Kashihara, Masanobu Sato
  • Patent number: 10392484
    Abstract: A cellulose acylate film includes cellulose acylate and a compound A which has a group represented by the formula (G) as defined herein and in which a value obtained by dividing a molecular weight of the compound by a number of the groups represented by formula (G) contained in the compound is 200 or less, and a content of the compound A is 15% by weight or more based on a content of the cellulose acylate, the iodine diffusion index X as defined herein is less than 0.005 and the iodine diffusion index Y as defined herein is 0.015 or more.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: August 27, 2019
    Assignee: FUJIFILM Corporation
    Inventor: Jun Ishiyama
  • Patent number: 10359550
    Abstract: The present invention relates generally to multi-layered reflective insulating composites and a method of fabricating those composites. The present invention comprises a multi-layered reflective insulation system comprising a first protective layer; a first scattering optic layer; microsphere film layers; a polyblend foam layer; a second scattering optic layer; and a second protective layer. The present invention also comprises a method of manufacture of a multi-layered reflective insulation system comprising a first protective layer; a first scattering optic layer; microsphere film layers; a polyblend foam layer; a second scattering optic layer; a second protective layer; securably disposing the layers on top of each other; and securably attaching the layers. The multi-layered reflective insulation system provides a cost-effective and efficient insulation system.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: July 23, 2019
    Assignee: EFX Energy Technologies, LLC
    Inventor: Dennis Grubb
  • Patent number: 10353128
    Abstract: Laminated body including a substrate and an optically anisotropic layer. This layer satisfies the following expressions (1), (2), and (3): ?n50(450)/?n50(550)?1.00 (1), and 1.00??n50(650)/?n50(550) (2) wherein ?n50(450), ?n50(550) and ?n50(650) represent the respective birefringences of the layer that are derived from retardation values of the laminated body that are obtained by measuring the laminated body at wavelengths of 450 nm, 550 nm and 650 nm in the state of inclining the fast axis of the layer at an angle of 50 degrees to act as an inclined central axis; and nz>nx?ny (3) wherein nx and ny represent the respective refractive indexes of the substrate in directions parallel with the plane of the substrate, these directions being orthogonal to each other, and nz represents the refractive index of the substrate in a direction orthogonal to each of the directions about nx and ny.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: July 16, 2019
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Tadahiro Kobayashi