Patents Examined by Prashant J Khatri
  • Patent number: 11740388
    Abstract: The present invention is to provide an anti-glare film. The anti-glare film comprises a polyethylene terephthalate (PET) substrate and an anti-glare layer formed on a surface of the PET substrate, wherein the anti-glare coating layer comprises 75 to 90 weight parts of an acrylic-based resin, 0.01 to 10 weight parts of silica nanoparticles 5 to 20 weight parts of organic microparticles and 0.05 to 2 weight parts of leveling agent. The anti-glare film has a total haze ranging between 35% and 50%, a surface haze ranging between 10% and 15% and a gloss at a viewing angle of 60 degrees between 30% and 50% thereof. The anti-glare film can provide satisfactory anti-glare properties, high precision, surface fineness, no flicker, good visibility and also fine adhesion between layers.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: August 29, 2023
    Assignee: BenQ Materials Corporation
    Inventors: Tsun Sheng Tao, Chih-Wei Lin, Kuo-Hsuan Yu
  • Patent number: 11731399
    Abstract: Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property of laminated glass over a wide resonance frequency region. An interlayer film for laminated glass according to the present invention has a one-layer or two or more-layer structure, and when the interlayer film is arranged between two sheets of clear float glass having a width of 25 mm, a length of 300 mm and a thickness of 2 mm to obtain a laminated glass X, a loss factor at a second resonance frequency, a loss factor at a third resonance frequency, and a loss factor at a fourth resonance frequency measured by a central exciting method at 20° C. in mechanical impedance measurement in accordance with ISO16940 of the laminated glass X are respectively 0.4 or more.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: August 22, 2023
    Assignee: SEKISUI CHEMICAL CO. LTD.
    Inventors: Yuki Ishikawa, Tatsuya Iwamoto, Shinji Kawada, Yuuki Okada
  • Patent number: 11733431
    Abstract: An anti-glare film is attached on a surface of a display, and includes an anti-glare layer. The anti-glare layer is set to have a sparkle value of 10 or less, which is defined based on a value of a standard deviation of luminance distribution of the display under a state in which the anti-glare film is attached on the surface of the display, a value of specular gloss of 40% or less, which is measured with 60-degree specular gloss, and a value of transmission image clarity of 40% or less, which has an optical comb of 0.5 mm. Consequently, satisfactory anti-glare property can be provided while appropriately suppressing sparkle on the display.
    Type: Grant
    Filed: March 17, 2022
    Date of Patent: August 22, 2023
    Assignee: DAICEL CORPORATION
    Inventors: Yoshitaka Sugawara, Masaki Hayashi
  • Patent number: 11724481
    Abstract: Provided is an interlayer film for laminated glass capable of enhancing the pour stability at the time of extrusion during production of the interlayer film for laminated glass, and having excellent shape stability. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer or two or more-layer structure, and includes a first layer containing a thermoplastic (meth)acrylic polymer and satisfies at least one of a first configuration that the thermoplastic (meth)acrylic polymer contained in the first layer is a thermoplastic (meth)acrylic polymer having a molecular weight distribution ratio of weight average molecular weight to number average molecular weight of 1 or more and 6 or less, and a second configuration that the thermoplastic (meth)acrylic polymer contained in the first layer is a thermoplastic (meth)acrylic polymer having a gel fraction of 5% by weight or less.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: August 15, 2023
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shinji Kawada, Yuki Ishikawa
  • Patent number: 11725089
    Abstract: A bonding material is described that is well suited to bonding polymer films, such as polyester films, to other substrates. In one embodiment, for instance, the bonding material can be used to bond a polyester film to a polypropylene article. The bonding material generally comprises an adhesive agent combined with a cross-linking agent. The adhesive agent may comprise a carboxylic acid modified polypropylene homopolymer, copolymer or ionomer. In one embodiment, the adhesive agent comprises a polypropylene modified by an unsaturated dicarboxylic acid anhydride. The cross-linking agent, on the other hand, may comprise an oxazoline polymer.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: August 15, 2023
    Assignee: Mitsubishi Chemical America, Inc.
    Inventor: Michael Daniel Grah
  • Patent number: 11719865
    Abstract: An electronic device may include conductive structures having a visible-light-reflecting coating. The coating may include a seed layer, transition layers, a neutral-color base layer, and an uppermost layer that forms a single-layer interference film. The neutral-color base layer may be opaque to visible light. The interference film may include silicon and may have an absorption coefficient between 0 and 1. The interference film may include, for example, CrSiCN or CrSiC. The composition of the interference film, the thickness of the interference film, and/or the composition of the base layer may be selected to provide the coating with a desired color in the visible spectrum (e.g., at blue or purple wavelengths). The color may be relatively stable even if the thickness of the coating varies across its area.
    Type: Grant
    Filed: February 16, 2021
    Date of Patent: August 8, 2023
    Assignee: Apple Inc.
    Inventors: Brian S. Tryon, Lijie Bao, Martin Melcher, Sonja R. Postak
  • Patent number: 11718070
    Abstract: A laminated window assembly has a first glass pane with a coating formed thereon, a second glass pane, and a polymeric interlayer provided between the first glass pane and the second glass pane. The coating includes a first layer deposited over a major surface of the glass pane, wherein the first layer has a refractive index of 1.6 or more and a thickness of 50 nm or less, a second layer deposited over the first layer, wherein the second layer has a refractive index that is less than the refractive index of the first layer and a thickness of 50 nm or less, a third layer deposited over the second layer, wherein the third layer has a refractive index that is greater than the refractive index of the second layer and a thickness of less than 500 nm, and a fourth layer deposited over the third layer, wherein the fourth layer has a refractive index that is less than the refractive index of the third layer and a thickness of 100 nm or less.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: August 8, 2023
    Assignee: Pilkington Group Limited
    Inventors: Srikanth Varanasi, David Lawrence Bamber, Shannon Jurca, David Alan Strickler
  • Patent number: 11712875
    Abstract: A viscoelastic plastic interlayer intended to be incorporated between two glass sheets to form a laminated glazing with vibro-acoustic damping properties, the interlayer comprising at least one layer made of viscoelastic plastic with vibro-acoustic damping properties, the interlayer being such that the resonant frequency f2 of the second resonance mode of a laminated glazing bar with a surface area of 25 mm×300 mm composed of two glass sheets each 2.1 mm thick, between which is incorporated the interlayer, determined by measuring the mechanical impedance (MIM) at 20° C. according to standard ISO 16940, is between 760 Hz and 1000 Hz and the loss factor ?2 of the second resonance mode of the same bar, determined by MIM under the same conditions, is greater than or equal to 0.25.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: August 1, 2023
    Assignee: SAINT-GOBAIN GLASS FRANCE
    Inventors: Marc Rehfeld, David Fournier, Jean-Philippe Boure, Corinne Payen
  • Patent number: 11709294
    Abstract: The present disclosure provides an optical laminate which exhibits improved adhesive strength and scratch resistance together with excellent hardness and fingerprint resistance properties, by further including a fingerprint-resistant layer including an organosilane having excellent adhesion strength with the hard coating layer and an anti-fouling function on the hard coating layer including the transparent support substrate layer and the hard coating layer.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: July 25, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Ha Neul Kim, Eun Seon Lee, Seungil Baek, Se Jeong Kim, Woo Han Kim, Yeongkyu Choi
  • Patent number: 11701869
    Abstract: A thermoformable biaxially oriented coextruded polyester film comprising a copolyester base layer B, a first polyester outer layer A1 and a second polyester outer layer A2, wherein said outer layers are disposed on opposite surfaces of said base layer, and wherein: (i) said base layer B comprises a copolyester derived from terephthalic acid (TA) and a second aromatic dicarboxylic acid and one or more diol(s), wherein said second aromatic dicarboxylic acid is present in the copolyester in an amount of from about to 5 about 20 mol % of the acid fraction of the copolyester; (ii) the polyester of each of said outer layers A1 and A2 is selected from polyethylene terephthalate (PET); and (iii) the thickness of the base layer constitutes at least 90% of the total thickness of the coextruded multi-layer polyester film.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: July 18, 2023
    Assignee: DuPont Teijin Films U.S. Limited Partnership
    Inventors: David Turner, Stephen Sankey, Louise Taylor, Stephen Jones
  • Patent number: 11701865
    Abstract: A laminated glazing includes an outer sheet of clear glass and an inner sheet of clear glass, which are joined to one another by an interlayer of plastic, includes the succession of the following elements, from the inside to the outside of the glazing: the inner sheet of clear glass, a stack of layers reflecting infrared radiation between 780 nm and 2500 nm, the interlayer including successively a) a first thin sheet including a layer of a polymer compound or of a varnish, the polymer compound or the varnish including a dye, the dye absorbing substantially all of the light within the visible region and being substantially transparent to the infrared, b) a second thin sheet of an untinted plastic, the outer sheet of clear glass.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: July 18, 2023
    Assignee: SAINT-GOBAIN GLASS FRANCE
    Inventors: François Compoint, Antoine Diguet
  • Patent number: 11697272
    Abstract: A laminated glass according to the present invention includes a first glass plate, a second glass plate, and an interlayer film. The interlayer film includes a laminated region including a first layer that is in contact with the first glass plate, a second layer that is in contact with the second glass plate, and a third layer disposed between the first layer and the second layer. When the relative dielectric constant of the first glass plate is denoted by ?g1, the relative dielectric constant of the second glass plate is denoted by ?g2, the relative dielectric constant of the first layer is denoted by ?m1, the relative dielectric constant of the second layer is denoted by ?m2, and the relative dielectric constant of the third layer is denoted by ?m3, relationships ?m1<?g1, ?m1<?g2, ?m2<?g1, ?m2<?g2, ?m3>?m1, ?m3>?m2 are established.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: July 11, 2023
    Assignee: AGC INC.
    Inventors: Shunsuke Sadakane, Shoichi Takeuchi, Hideo Tsuboi, Kazuhiko Niwano, Nobutaka Kidera, Ryota Okuda
  • Patent number: 11673371
    Abstract: Shaped glass structures, in particular to curved glass structures, having optically improved transmittance are provided along with methods of making such glass structures. Articles and methods described herein mask tube or reforming defects with help of refractive index-matching substances (e.g. optically clear adhesives) and/or additional glass layers. The articles and methods are applicable to any shaped glass, and is particularly useful for 3D-shaped parts for use in portable electronic devices.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: June 13, 2023
    Assignee: CORNING INCORPORATED
    Inventors: Jaymin Amin, Patrick Joseph Cimo, Thierry Luc Alain Dannoux, Vladislav Yuryevich Golyatin, Santona Pal
  • Patent number: 11675109
    Abstract: A display device includes a substrate, a circuit part disposed on the substrate and an encapsulation layer disposed on the circuit pan. An inorganic layer is disposed on the encapsulation layer and includes a groove. An anti-reflection layer is disposed on the inorganic layer. The anti-reflection layer includes a first region that overlaps the groove and a second region that is outside of the first region. The transmittance of the first region and the transmittance of the second region are different from each other.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: June 13, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Duk Jin Lee, Beong-Hun Beon, Je Seon Yeon, Min Ha Kim
  • Patent number: 11650414
    Abstract: Disclosed are an optical structure, and a camera module and an electronic device including the same. The optical structure includes a transparent substrate; a first moisture-proof layer disposed on the transparent substrate and including a first organic material having moisture-proof properties; and a first near-infrared absorbing layer disposed between the transparent substrate and the first moisture-proof layer and including a copper complex, wherein the first organic material having moisture-proof properties has a water vapor transmission rate (WVTR) of less than or equal to about 100 g/m2/day measured at a thickness of 100 ?m.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: May 16, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Jun Lee, Mi Jeong Kim, Changki Kim, Hyung Jun Kim, Jong Hoon Won, Yong Joo Lee
  • Patent number: 11649381
    Abstract: An object of the present invention is to provide an adhesive tape that has high conformability and high adhesion to an adherend, particularly, to a hard adherend and that has high removability such that the adhesive tape, when peeled off, can be easily peeled off if it is stretched not only in the horizontal direction of the adhesive tape but also at an angle, without the need to embrittle the adhesive tape, for example, by heating or by using an organic solvent and without leaving an adhesive on the adherend. The present invention relates to an adhesive tape including an adhesive layer containing a filler. The adhesive tape has a thickness of more than 150 ?m and less than 1,500 ?m, an elongation at break of 600% to 3,000%, and a tensile strength at break of 2.5 to 80.0 MPa.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: May 16, 2023
    Assignee: DIC CORPORATION
    Inventors: Daisuke Watanabe, Takamine Sugiura
  • Patent number: 11650357
    Abstract: An anti-glare film is attached on a surface of a display, and includes an anti-glare layer. The anti-glare layer is set to have a sparkle value falling within a range from 6 to 10, which is defined based on a value of a standard deviation of luminance distribution of the display under a state in which the anti-glare film is attached on the surface of the display, a value of specular gloss of 30% or less, which is measured with 60-degree specular gloss, a value of transmission image clarity of 60% or less, which has an optical comb of 0.5 mm, and a haze value of 50% or less. Consequently, satisfactory anti-glare property can be provided while appropriately suppressing sparkle on the display.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: May 16, 2023
    Assignee: DAICEL CORPORATION
    Inventors: Yoshitaka Sugawara, Masaki Hayashi
  • Patent number: 11629274
    Abstract: The present invention relates to an adhesive sheet. As the adhesive sheet of one embodiment of the present invention retains the properties of conventional adhesive sheet, such as excellent adhesion and durability in high temperature and humidity environment, it can be utilized for manufacturing large-scale electrodes at low prices, and the electrodes manufactured above can be used for various applications such as solar cell, display, and touch panel.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: April 18, 2023
    Assignee: LMS CO., LTD.
    Inventors: Yongwon Choi, Hosung Na, Minsoo Lee
  • Patent number: 11619765
    Abstract: An optical element includes an optical crystal and an antireflection film coating the surface of the optical crystal. The antireflection film contains an organic compound that includes, as a structural unit, at least one of a compound containing a cyclic structure to which a fluorine atom is bound and a compound containing a cyclic olefin structure.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: April 4, 2023
    Assignee: ARKRAY, Inc.
    Inventor: Hirohisa Uchida
  • Patent number: 11622482
    Abstract: An electromagnetic wave absorber (1) includes a dielectric layer (10), a resistive layer (20), and an electrically conductive layer (30). The resistive layer (20) is disposed on one principal surface of the dielectric layer (10). The electrically conductive layer (30) is disposed on the other principal surface of the dielectric layer (10) and has a sheet resistance lower than a sheet resistance of the resistive layer (20). The resistive layer (20) is a layer that includes tin oxide or titanium oxide as a main component or a layer that is made of indium tin oxide including 40 weight % or more of tin oxide.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: April 4, 2023
    Assignee: NITTO DENKO CORPORATION
    Inventors: Kazuto Yamagata, Hironobu Machinaga, Yuuki Takeda, Hiroichi Ukei, Takehiro Ui