Patents Examined by Z. Jim Yang
  • Patent number: 12162801
    Abstract: Glass-based articles comprise stress profiles providing improved drop performance. A glass-based substrate comprises: a glass transition temperature (Tg), a liquid fragility index (m), and fictive temperature (Tf), wherein Tg is less than or equal to 650° C., a value of Tf minus Tg is greater than or equal to ?30° C., and m is greater than or equal to 25. A stress relaxation rate is greater than or equal to 10%, or 20% or more. The articles can comprise a lithium-based aluminosilicate composition and a fracture toughness that is greater than or equal to 0.75 MPa*m0.5. The stress profiles comprise: a spike region extending from the first surface to a knee; and a tail region extending from the knee to a center of the glass-based article, the tail region comprising: a negative curvature region wherein a second derivative of stress as a function of depth is negative; a depth of compression (DOC) that is greater than or equal to 0.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: December 10, 2024
    Assignee: CORNING INCORPORATED
    Inventors: Xiaoju Guo, Jason Thomas Harris, Kevin Barry Reiman
  • Patent number: 12145346
    Abstract: A microlattice structure may be used for a variety of different applications with a protective helmet assembly. The three-dimensional microlattice layer comprising a plurality of interconnected filaments extending along at least three different directions from a plurality of nodes. The microlattice layer may further comprise at least one material layer extending laterally between and interconnecting at least two or more nodes. The at least one material layer may be configured to transversely and rotationally constrain the nodes to increase the overall compressive strength and stiffness of the microlattice structure. The at least one material layer may comprise a single, continuous layer and/or a plurality of material layer segments. The microlattice layer may comprise a single, continuous layer or a plurality of microlattice layer segments. The microlattice layer may be stacked, the stacked microlattice layers may further comprise one or more material layers and/or one or more impact mitigation layers.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: November 19, 2024
    Assignee: VICIS IP, LLC
    Inventors: Per Reinhall, John Cagle, Derek Wallin, Jason Neubauer, Valerie Carricaburu, Colin Johnson, Bertrand Didier, Andre H P Stone, Amish Patel
  • Patent number: 12145891
    Abstract: A ceramic structural body includes a substrate that is composed of a ceramic(s), a hole that is opened on a surface of the substrate, and a seal material that is positioned at an opening portion of the hole.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: November 19, 2024
    Assignee: KYOCERA Corporation
    Inventor: Kazuhiko Fujio
  • Patent number: 12138692
    Abstract: A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of Ti1-a-bAlaCebN, a is 0.350 or more and 0.650 or less, b is 0.001 or more and 0.100 or less, the second unit layer is composed of AlcV1-cN, c is 0.40 or more and 0.75 or less, and a and c satisfy a relationship of c>a.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: November 12, 2024
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Haruyo Fukui, Nozomi Tsukihara, Anongsack Paseuth, Toshihiro Tabata
  • Patent number: 12133776
    Abstract: A zirconia sintered body is provided in which the strength between layers of powders is improved. A flexural strength of a test sample of the zirconia sintered body, measured pursuant to JISR1601, is not less than 1000 MPa. The test sample is formed by preparing a plurality of zirconia powders, each containing zirconia and preferably yttria as a stabilizer that suppresses phase transition of zirconia, the zirconia powders differing in a composition, layering the zirconia powders to form a zirconia composition, and sintering the zirconia composition to form a zirconia sintered body. The flexural strength is measured such that a load point is positioned at a boundary of the zirconia powders, the boundary traversing the test sample of the sintered body along a direction of load application.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: November 5, 2024
    Assignee: KURARAY NORITAKE DENTAL INC.
    Inventors: Yoshihisa Yamada, Atsushi Matsumoto, Yoshihisa Ito
  • Patent number: 12133777
    Abstract: A zirconia pre-sintered body suitable for dental milling, grinding and/or cutting can provide a sintered body in which the strength between layers of powders is improved. A flexural strength of a test sample of the zirconia sintered body, measured pursuant to JISR1601, is preferably not less than 1000 or 1100 MPa.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: November 5, 2024
    Assignee: KURARAY NORITAKE DENTAL INC.
    Inventors: Yoshihisa Yamada, Atsushi Matsumoto, Yoshihisa Ito
  • Patent number: 12122703
    Abstract: Glass-based articles comprise stress profiles providing improved drop performance. A glass-based substrate comprises: a glass transition temperature (Tg), a liquid fragility index (m), and fictive temperature (Tf), wherein Tg is less than or equal to 650° C., a value of Tf minus Tg is greater than or equal to ?30° C., and m is greater than or equal to 25. A stress relaxation rate is greater than or equal to 10%, or 20% or more. The articles can comprise a lithium-based aluminosilicate composition and a fracture toughness that is greater than or equal to 0.75 MPa*m0.5. The stress profiles comprise: a spike region extending from the first surface to a knee; and a tail region extending from the knee to a center of the glass-based article, the tail region comprising: a negative curvature region wherein a second derivative of stress as a function of depth is negative; a depth of compression (DOC) that is greater than or equal to 0.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: October 22, 2024
    Assignee: CORNING INCORPORATED
    Inventors: Xiaoju Guo, Jason Thomas Harris, Kevin Barry Reiman
  • Patent number: 12122707
    Abstract: A coated glass article provides a visible light reflecting, solar control glazing with a low emittance, a low solar heat gain coefficient, and a low shading coefficient that can significantly improve energy costs in buildings and homes while providing a desirable neutral color for, at least, film side reflection. The low emittance characteristic of the 5 glazing would minimize any indirect heat gain from absorption.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: October 22, 2024
    Assignee: Pilkington Group Limited
    Inventors: Lila Raj Dahal, Vikash Ranjan, Srikanth Varanasi
  • Patent number: 12103282
    Abstract: A decorative film for insert molding includes a gravure-printed graphic layer and a light-transmissive patterned layer and has high dimensional accuracy and delicate and rich tone expression. A multilayer film includes first and second layers containing an acrylic-based resin, and a polycarbonate resin layer located between the first and second layers and containing a polycarbonate-based resin. The multilayer film is transmissive to visible light. A first gravure print layer is located on a first main surface of the multilayer film, includes a first graphic layer, and is transmissive. A backer film contains a polycarbonate-based resin and is transmissive. The first graphic layer includes a first image at a predetermined position in a three-dimensional shape of a decorative film formed in the three-dimensional shape. A patterned layer includes a pattern patterned to allow visible light to pass through the first image at the predetermined position in the three-dimensional shape.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: October 1, 2024
    Assignee: NISSHA CO., LTD
    Inventors: Michiyasu Okuda, Yusuke Ueno, Shintaro Kuwasaka
  • Patent number: 12105253
    Abstract: Durable and scratch resistant articles including low-reflectance optical coating with gradient portion. In some embodiments, an article comprises: a substrate comprising a first major surface; and an optical coating disposed over the first major surface. The optical coating comprises: a second major surface; a thickness; and a first gradient portion. A refractive index of the optical coating varies along a thickness of the optical coating. The difference between the maximum refractive index of the first gradient portion and the minimum refractive index of the first gradient portion is 0.05 or greater. The absolute value of the slope of the refractive index of the first gradient portion is 0.1/nm or less everywhere along the thickness of the first gradient portion. The article exhibits a single side photopic average light reflectance of 3% or less, and a maximum hardness from 10 GPa to 30 GPa.
    Type: Grant
    Filed: March 15, 2023
    Date of Patent: October 1, 2024
    Assignee: Corning Incorporated
    Inventors: Robert Alan Bellman, Shandon Dee Hart, Karl William Koch, III, Carlo Anthony Kosik Williams, Charles Andrew Paulson, James Joseph Price
  • Patent number: 12098071
    Abstract: Provided is a barrier film, comprising: a base layer; and an inorganic layer including Si, N, and O, wherein the inorganic layer has a thickness of 600 nm or less, and the film has a water vapor transmission rate of 0.5×10?3 g/m2·day as measured under conditions of a temperature of 38° C. and 100% relative humidity. The barrier film has excellent barrier properties and optical properties and can be used for electronic products sensitive to moisture.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: September 24, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Sung Jin Shin, Jang Yeon Hwang, Hee Joon Jeong, Bo Ra Park, Hee Wang Yang
  • Patent number: 12098258
    Abstract: Provided is a barrier film, comprising: a base layer; and an inorganic layer including a first region and a second region, which have different elemental contents (atomic %) of Si, N, and O from each other as measured by XPS, and having a compactness expressed through an etching rate of 0.17 nm/s or less in the thickness direction for an Ar ion etching condition to etch Ta2O5 at a rate of 0.09 nm/s, wherein the second region has a higher elemental content of N than that of the first region, the first region has a thickness of 50 nm or more, and the ratio (d1/d2) of the thickness (d1) of the first region to the thickness (d2) of the second region is 2 or less, the barrier film having excellent barrier properties and optical properties. The barrier film can be used for electronic products sensitive to moisture or the like.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: September 24, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Sung Jin Shin, Jang Yeon Hwang, Hee Joon Jeong, Bo Ra Park, Hee Wang Yang
  • Patent number: 12091519
    Abstract: Provided is a barrier film, comprising a base layer and an inorganic layer including a first region and a second region, which have different elemental contents (atomic %) of Si, N, and O from each other as measured by XPS, and having a compactness expressed through an etching rate of 0.17 nm/s in the thickness direction for an Ar ion etching condition to etch Ta2O5 at a rate of 0.09 nm/s, wherein the second region has a higher elemental content of N than that of the first region, and the second region has a thickness of 10% or more relative to the total thickness of the inorganic layer. The barrier film has excellent barrier properties and optical properties and can be used for electronic products which are sensitive to moisture and the like.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: September 17, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sung Jin Shin, Jang Yeon Hwang, Hee Joon Jeong, Bo Ra Park, Hee Wang Yang
  • Patent number: 12091738
    Abstract: A low-resistance conductive thin film is disclosed. The present invention provides a low-resistance conductive thin film including: a substrate; a first capping layer disposed on the substrate; a second capping layer disposed on the first capping layer; a metal layer disposed on the second capping layer; a third capping layer disposed on the metal layer; and a fourth capping layer disposed on the third capping layer.
    Type: Grant
    Filed: December 24, 2021
    Date of Patent: September 17, 2024
    Assignee: MSWAY Technology Co., Ltd.
    Inventors: Min Soo Lee, Jong Chun Park
  • Patent number: 12085557
    Abstract: Disclosed herein is a microelectrode platform that may be used for multiple biosystem applications including cell culturing techniques and biosensing. Also disclosed are microfabrication techniques for inexpensively producing microelectrode platforms.
    Type: Grant
    Filed: May 6, 2019
    Date of Patent: September 10, 2024
    Assignee: UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC.
    Inventors: Swaminathan Rajaraman, Lei Zhai, Avra Kundu, Nilab Azim
  • Patent number: 12071368
    Abstract: An improved glazing unit including a glass panel which is low in reflectance for RF radiation, a coating system which is high in reflectance for RF radiation disposed on the glass panel and creating onto the glazing unit a dual band bandpass filter. The glazing unit further includes at least one frequencies selective decoated portion of the coating system extending along a plane, P; having a width, DW, and a length, DL. The at least one frequencies selective decoated portion features a first decoated element with a plurality of unit cells, and a plurality of second decoated elements where a second decoated element is placed in a unit cell of the first decoated element, but no second decoated element is in contact with the first decoated element and at least one unit cell of the first decoated element has no second decoated element.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: August 27, 2024
    Assignees: AGC GLASS EUROPE, AGC INC., AGC FLAT GLASS NORTH AMERICA, INC., AGC VIDROS DO BRASIL LTDA
    Inventor: Adrien Lemoine
  • Patent number: 12071810
    Abstract: A glazing unit with a glass panel that is low in reflectance for RF radiation, a coating system that is high in reflectance for RF radiation disposed on the glass panel and creating onto the glazing unit a dual band bandpass filter. The glazing unit further features at least one frequencies selective decoated portion of the coating system extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z. The frequencies selective decoated portion includes a first decoated element with a plurality of unit cells forming a regular grid, and a plurality of second decoated elements wherein a second decoated element is placed in each unit cell of the first decoated element and no second decoated element is in contact with the first decoated element.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: August 27, 2024
    Assignees: AGC GLASS EUROPE, AGC INC., AGC FLAT GLASS NORTH AMERICA, INC., AGC VIDROS DO BRASIL LTDA
    Inventors: Xavier Radu, André Ribesse
  • Patent number: 12060751
    Abstract: The present invention relates to a transparent substrate comprising a multiple layer coating stack and the use of same in the manufacture of a double glazing unit, wherein the multiple layer coating stack comprises, n functional metal layer, m; and n plus 1 (n+1) dielectric layer, d, wherein the dielectric layers are positioned before and after each functional metal layer, and wherein n is the total number of functional metal layer in the stack counted from the substrate and is greater than or equal to 3; and wherein each dielectric layer comprises one or more layers, characterized in that the geometrical layer thickness of each functional metal layer in the coating stack Gm, is greater than the geometrical layer thickness of each functional metal layer appearing before it in the multiple layer coating stack, that is, Gmi+1>Gmi wherein i is the position of the functional metal layer in the coating stack counted from the substrate, and wherein for each dielectric layer d located before and after each functi
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: August 13, 2024
    Assignee: Pilkington Group Limited
    Inventors: Thomas Paul, Axel Nöthe, Tobias Breil
  • Patent number: 12054420
    Abstract: A substrate coated on one of its faces with a stack of thin layers having reflection properties in the infrared and/or in solar radiation, including two metallic functional layers, in particular on the basis of silver. Each of the metallic functional layers is disposed between two dielectric coatings. The coating includes at least two absorbent layers which absorb solar radiation in the visible part of the spectrum, which is disposed at least in two different dielectric coatings.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: August 6, 2024
    Assignee: SAINT-GOBAIN GLASS FRANCE
    Inventors: Julien Beutier, Véronique Rondeau, Estelle Martin, Soumyadeep Misra
  • Patent number: 12031207
    Abstract: A coated cutting tool includes a substrate coated with a multi-layered wear resistant coating having a layer of ?-Al2O3 and a layer of titanium carbonitride TixCyN1-y, with 0.85?x?1.3 and 0.4?y?0.85, deposited on the ?-Al2O3 layer. The TixCyN1-y exhibits a texture coefficient TC(hkl), measured by X-ray diffraction using CuK? radiation and ?-2? scan. The TC(hkl) is defined according to Harris formula: TC ? ( hkl ) = I ? ( hkl ) I 0 ? ( hkl ) ? [ 1 n ? ? n = 1 n ? I ? ( hkl ) I 0 ? ( hkl ) ] - 1 , wherein I(hkl) is the measured intensity (integrated area) of the (hkl) reflection; I0(hkl) is standard intensity of the standard powder diffraction data according to JCPDS card no. 42-1489; n is the number of reflections used in the calculation, and where the (hkl) reflections used are (1 1 1), (2 0 0), (2 2 0), (3 1 1), (3 3 1), (4 2 0) and (4 2 2), and wherein TC(1 1 1)?3.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: July 9, 2024
    Assignee: Sandvik Intellectual Property AB
    Inventors: Erik Lindahl, Linus Von Fieandt