Patents Examined by Noah Wiese
  • Patent number: 10186570
    Abstract: A high dielectric constant (k?40), low leakage current (?10?6 A/cm2 at 0.6 nm or lower equivalent oxide thickness) non-crystalline metal oxide is described, including an oxide of two or more compatible metals selected from the group consisting of bismuth, tantalum, niobium, barium, strontium, calcium, magnesium, titanium, zirconium, hafnium, tin, and lanthanide series metals. Metal oxides of such type may be formed with relative proportions of constituent metals being varied along a thickness of such oxides, to enhance their stability. The metal oxide may be readily made by a disclosed atomic layer deposition process, to provide a metal oxide dielectric material that is usefully employed in DRAM and other microelectronic devices.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: January 22, 2019
    Assignee: Entegris, Inc.
    Inventors: Bryan C. Hendrix, Philip S. H. Chen, Weimin Li, Woosung Jang, Dingkai Guo
  • Patent number: 9926223
    Abstract: A method of bonding a high-strength zirconia post serving as a core in a glass-ceramic block, a method of bonding a metal link fastened with an implant fixture to the zirconia post, and glass-ceramic bondable to the zirconia post and a preparation method thereof, when preparing artificial teeth through a CAD/CAM processing method by using the glass-ceramic block as an artificial-teeth material. The lithium disilicate glass-ceramics containing cristobalite crystalline includes glass-ceramics composition including 10 to 15 wt % Li2O, 68 to 76 wt % SiO2, 2 to 5 wt % P2O5 working as a nuclei formation agent, 0 to 5 wt % Al2O3 to increase glass transition temperature and softening temperature and increase chemical durability of the glass, 2 to 3 wt % ZrO2, 0.5 to 3 wt % CaO for enhancing a thermal expansion coefficient of the glass, 0.5 to 5 wt % Na2O, 0.5 to 5 wt % K2O, and 1 to 2 wt % colorants, and 0 to 2.0 wt % mixture of MgO, ZnO, F, and La2O3.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: March 27, 2018
    Assignee: HASS CO., LTD.
    Inventors: Yong su Kim, Hyun jun Jeon, Hyung Bong Lim, Kyung Sik Oh, Sung ho Ha, Young pyo Hong, Joon hyung Kim, Cheol young Kim
  • Patent number: 9868669
    Abstract: A precious metal clay regeneration solution contains water and a liquid paraffin, in which an amount of the liquid paraffin is more than or equal to 0.12 parts by mass and less than or equal to 60 parts by mass with respect to 100 parts by mass of the water. A method for regenerating precious metal clay includes a step of bringing water and a liquid paraffin into contact with a solidified precious metal clay, in which an amount of the liquid paraffin is more than or equal to 0.12 parts by mass and less than or equal to 60 parts by mass with respect to 100 parts by mass of the water.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: January 16, 2018
    Assignee: MITSUBISHI MATERIALS CORPORATION
    Inventors: Yoshifumi Yamamoto, Yasuo Ido, Tsukasa Ikeda
  • Patent number: 9862645
    Abstract: A molded, fireproof product, which contains graphite, in particular natural graphite, and is based on fireproof granular materials. The granular-material grains of the product are consolidated to form a molded body by means of a binder known per se and/or ceramic bonding. The product has a homogeneous mixture of at least two graphite types, which each have a different coefficient of thermal expansion. One graphite type is predominant by amount and the other graphite type acts as an auxiliary graphite type. The invention further relates to a method for producing a product and to the use of the product.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: January 9, 2018
    Assignee: Refratechnik Holding GmbH
    Inventors: Helge Jansen, Christos Aneziris, Petra Stein
  • Patent number: 9856176
    Abstract: A ceramic matrix composite includes continuous silicon carbide fibers in a ceramic matrix comprising silicon carbide and a MAX phase compound having a chemical composition Mn+1AXn, where M is a transition metal selected from the group consisting of: Ti, V, Cr, Sc, Zr, Nb, Mo, Hf, and Ta; A is a group-A element selected from the group consisting of: Al, Si, P, S, Ga, Ge, As, Cd, In, Sn, Tl and Pb; and X is carbon or nitrogen, with n being an integer from 1 to 3.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: January 2, 2018
    Assignee: Rolls-Royce High Temperature Composites, Inc.
    Inventors: Stephen Harris, Robert Shinavski
  • Patent number: 9856147
    Abstract: The ceramic material of the present invention contains a crystalline phase of a complex oxide containing a Group II element M and a rare earth element RE. The Group II element M is Sr, Ca, or Ba. An XRD diagram of the ceramic material shows a first new peak between peaks derived from the (040) plane and the (320) plane of MRE2O4. Such a ceramic material may be manufactured by, for example, preparing a material containing MRE2O4 or a material capable of reacting in thermal spray flame to produce MRE2O4 as a thermal spray material, and thermally spraying the thermal spray material onto a predetermined object.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: January 2, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yosuke Sato, Katsuhiro Inoue, Yuji Katsuda
  • Patent number: 9850174
    Abstract: Ceramic matrix composite articles include, for example, a plurality of unidirectional arrays of fiber tows in a matrix having a monomodal pore size distribution, and a fiber volume fraction between about 15 percent and about 35 percent. The articles may be formed by, for example, providing a shaped preform comprising a prepreg tape layup of unidirectional arrays of fiber tows, a matrix precursor, and a pore former, curing the shaped preform to pyrolyze the matrix precursor and burnout the pore former so that the shaped preform comprises the unidirectional arrays of fiber tows and a porous matrix having a monomodal pore size distribution, and subjecting the cured shaped preform to chemical vapor infiltration to densify the porous matrix so that the ceramic matrix composite article has a fiber volume fraction between about 15 percent and about 35 percent.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: December 26, 2017
    Assignee: General Electric Company
    Inventors: Gregory Scot Corman, Jared Hogg Weaver, Krishan Lal Luthra
  • Patent number: 9834469
    Abstract: The invention relates to phosphate-based glasses suitable for use as a solid laser medium, doped with Er3+ and sensitized with Yb, in “eye-safe” applications. In particular, the invention relates to improving the physical properties of such phosphate-based laser glass composition, particularly with regards to strength of the glass structure and improved thermal shock resistance.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: December 5, 2017
    Assignee: SCHOTT CORPORATION
    Inventors: Simi George, Paula Vullo, Ronald Klimek
  • Patent number: 9828295
    Abstract: The present invention relates to a mesoporous silica/ceria-silica composite and a method for preparing a mesoporous composite and, more specifically, to a mesoporous silica/ceria-silica composite which is composed of mesoporous silica having a hexagonal or cubic structure and ceria having a hexagonal structure provided on a surface and pores of the mesoporous silica, the oxidation state of the ceria being Ce4+ and Ce3+.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: November 28, 2017
    Assignee: FOUNDATION FOR RESEARCH AND BUSINESS, SEOUL NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Eun-Bum Cho, Seung-Hyuk Yim
  • Patent number: 9828294
    Abstract: A porous sintered clay mineral matrix that contains aluminum and is doped with 0.1-20 mol %, based on the amount of the aluminum, one or more transition metals, one or more post-transition metals, one or more rare earth metals, or a combination thereof. An example is a kaolinite matrix. The matrix can be made from a calcined clay mineral powder that contains aluminum and is doped with at least one of these metals. Also disclosed are methods of preparing the above-described matrix and powder.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: November 28, 2017
    Assignee: National University of Singapore
    Inventors: Xinwei Chen, Liang Hong, Yi'en Zhou
  • Patent number: 9822030
    Abstract: Annealing treatments for modified titania-silica glasses and the glasses produced by the annealing treatments. The annealing treatments include an isothermal hold that facilitates equalization of non-uniformities in fictive temperature caused by non-uniformities in modifier concentration in the glasses. The annealing treatments may also include heating the glass to a higher temperature following the isothermal hold and holding the glass at that temperature for several hours. Glasses produced by the annealing treatments exhibit high spatial uniformity of CTE, CTE slope, and fictive temperature, including in the presence of a spatially non-uniform concentration of modifier.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: November 21, 2017
    Assignee: Corning Incorporated
    Inventors: Sezhian Annamalai, Carlos Alberto Duran, Kenneth Edward Hrdina, William Rogers Rosch
  • Patent number: 9814240
    Abstract: A biocidal additive formulation comprises a silver containing glass particle, and a combination of at least two metal based compounds. A metal in each of the metal based compounds is selected from the group consisting of silver, copper, zinc, mercury, tin, lead, bismuth, barium, cadmium, chromium, titanium, and a combination thereof. Another biocidal additive formulation comprises a silver containing glass particle, ZnO, and Bi2O3. A glass substrate possessing a durable biocidal property and an article possessing a durable biocidal property are also provided.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: November 14, 2017
    Assignee: Microban Products Company
    Inventor: Alvin Lamar Campbell, Jr.
  • Patent number: 9809498
    Abstract: A refractory, coarse ceramic product including at least one granular refractory material, has an open porosity of between 22 and 45 vol.-%, in particular of between 23 and 29 vol.-%, and a grain structure of the refractory material, wherein the medium grain size fraction with grain sizes of between 0.1 and 0.5 mm is 10 to 55 wt.-%, in particular 35 to 50 wt.-%, and wherein the remainder of the grain structure is a finest grain fraction with grain sizes of up to 0.1 mm and/or coarse-grain fraction with grain sizes of more than 0.5 mm.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: November 7, 2017
    Assignee: Refratechnik Holding GmbH
    Inventors: Hans-Juergen Klischat, Carsten Vellmer, Holger Wirsing
  • Patent number: 9803296
    Abstract: A method of producing, from a continuous or discontinuous (e.g., chopped) carbon fiber, partially to fully converted metal carbide fibers. The method comprises reacting a carbon fiber material with at least one of a metal or metal oxide source material at a temperature greater than a melting temperature of the metal or metal oxide source material (e.g., where practical, at a temperature greater than the vaporization temperature of the metal or metal oxide source material). Additional methods, various forms of carbon fiber, metal carbide fibers, and articles including the metal carbide fibers are also disclosed.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: October 31, 2017
    Assignee: Advanced Ceramic Fibers, LLC
    Inventor: John E. Garnier
  • Patent number: 9802868
    Abstract: Disclosed is a ceramic sintered shaped body containing Y2O3-stabilized zirconia with a sintered density of at least 99% of the theoretical sintered density and having a mean grain size of <180 nm. The zirconia fraction of the sintered shaped body comprises tetragonal and cubic phases. Also disclosed is a process for the production of a ceramic sintered shaped body containing Y2O3-stabilized zirconia, which process comprises dispersion of a submicron powder and comminution of the dispersed submicron powder by means of grinding media having a diameter of less than or equal to 100 ?m to a particle size d95 of <0.42 ?m; shaping of the dispersion to form a body, and sintering of the body to form the sintered shaped body.
    Type: Grant
    Filed: March 1, 2013
    Date of Patent: October 31, 2017
    Assignee: FRAUNHOFFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E. V.
    Inventors: Martina Johannes, Jens Schneider
  • Patent number: 9796635
    Abstract: The disclosure provides a slag wool composition including about 60 to about 80 wt. % blast furnace slag and about 20 to about 40 wt. % basalt, based on the total weight of the inorganic raw materials, wherein the composition has an A/B ratio in a range of about 1.20 to about 1.70. The disclosure further provides a slag wool produced using the slag wool composition of the disclosure, wherein the slag wool has a fiber diameter in a range of about 4.0 microns to about 10.0 microns. The disclosure further provides a method for the manufacture of slag wool.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: October 24, 2017
    Assignee: USG INTERIORS, LLC
    Inventors: Wenqi Luan, Martin Brown, Tanya Keller, Mike Hill, Scott A. Bogen, Carlos Figi, William Frank
  • Patent number: 9790120
    Abstract: One aspect relates to a method for the production of synthetic quartz glass. Moreover, one aspect relates to a polyalkylsiloxane compound, which includes certain specifications with respect to chlorine content, metallic impurities content, and residual moisture, as well as the use thereof for the production of synthetic quartz glass. One aspect also relates to a synthetic quartz glass that can be obtained according to the method of one embodiment.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: October 17, 2017
    Assignee: Heraeus Quarzglas GmbH & Co. KG
    Inventors: Ian George Sayce, Martin Trommer
  • Patent number: 9776912
    Abstract: Lithium silicate glass ceramics and glasses containing specific oxides of divalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: October 3, 2017
    Assignee: Ivoclar Vivadent AG
    Inventors: Christian Ritzberger, Elke Apel, Wolfram Höland, Volker Rheinberger
  • Patent number: 9776926
    Abstract: A zirconia sintered body, where when cross-sectional area of each zirconia crystal-grain is calculated in image of cross section of zirconia sintered body, converted crystal-grain size of each zirconia crystal-grain is calculated based on cross-sectional area where each zirconia crystal-grain has circular cross-sectional shape, zirconia crystal-grains are classified into class of <0.4 ?m, class of ?0.4 and <0.76 ?m, and class of ?0.76 ?m based on converted crystal-grain size, total cross-sectional area of zirconia crystal-grains is calculated in each of classes, and rate of cross-sectional area to total cross-sectional area of all zirconia crystal-grains whose cross-sectional area has been calculated is calculated in each class, rate of cross-sectional area of zirconia crystal-grains in class of <0.4 ?m is 4% to 35%, rate of cross-sectional area of zirconia crystal-grains in class of ?0.4 and <0.76 ?m is 24% to 57%, and rate of cross-sectional area of zirconia crystal-grains in class of ?0.
    Type: Grant
    Filed: March 10, 2014
    Date of Patent: October 3, 2017
    Assignee: KURARAY NORITAKE DENTAL INC.
    Inventors: Yoshihisa Yamada, Atsushi Matsumoto, Yoshihisa Ito
  • Patent number: 9771304
    Abstract: Disclosed are embodiments of synthetic garnet materials for use in radiofrequency applications. In some embodiments, increased amounts of bismuth can be added into specific sites in the crystal structure of the synthetic garnet in order to boost certain properties, such as the dielectric constant and magnetization. Accordingly, embodiments of the disclosed materials can be used in high frequency applications, such as in base station antennas.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: September 26, 2017
    Assignee: Skyworks Solutions, Inc.
    Inventors: David Bowie Cruickshank, Michael David Hill