Patents Examined by Noah S Wiese
  • Dielectric thin film, capacitor element, and electronic component
    Patent number: 10329200
    Abstract: A dielectric thin film with high relative permittivity and high insulation can establish the amount of nitrogen in a metal oxynitride to be low. A dielectric thin film, wherein the dielectric composition is a metal oxynitride solid solution including Ma and Mb: a composition represented by the chemical formula MazMbOxNy (Ma is one element selected from Sr, Ba, Ca, La, Ce, Pr, Nd, and Na, Mb is one element selected from Ta, Nb, Ti and W, O is oxygen, and N is nitrogen); when a is the ionic valence exhibited when Ma occupies an A site in the perovskite structure and b is the ionic valence exhibited when Mb occupies a B site in the perovskite structure, a and b are 6.7?a+b?7.3, and x, y and z are 0.8?z?1.2, 2.450?x?3.493, and 0.005?y?0.700.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: June 25, 2019
    Assignee: TDK CORPORATION
    Inventors: Kumiko Yamazaki, Isao Nakahata
  • High purity polysilocarb materials, applications and processes
    Patent number: 10322936
    Abstract: Organosilicon chemistry, polymer derived ceramic materials, and methods. Such materials and methods for making polysilocarb (SiOC) and Silicon Carbide (SiC) materials having 3-nines, 4-nines, 6-nines and greater purity. Processes and articles utilizing such high purity SiOC and SiC.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: June 18, 2019
    Assignee: Pallidus, Inc.
    Inventors: Douglas M. Dukes, Ashish P. Diwanji, Andrew R. Hopkins, Walter J. Sherwood, Glenn Sandgren, Mark S. Land, Brian L. Benac
  • Silicon nitride substrate and silicon nitride circuit board using the same
    Patent number: 10322934
    Abstract: A silicon nitride substrate including silicon nitride crystal grains and a grain boundary phase and having a thermal conductivity of 50 W/m·K or more, wherein, in a sectional structure of the silicon nitride substrate, a ratio (T2/T1) of a total length T2 of the grain boundary phase in a thickness direction with respect to a thickness T1 of the silicon nitride substrate is 0.01 to 0.30, and a variation from a dielectric strength mean value when measured by a four-terminal method in which electrodes are brought into contact with a front and a rear surfaces of the substrate is 20% or less. The dielectric strength mean value of the silicon nitride substrate can be 15 kV/mm or more. According to above structure, there can be obtained a silicon nitride substrate and a silicon nitride circuit board using the substrate in which variation in the dielectric strength is decreased.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: June 18, 2019
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.
    Inventors: Noritaka Nakayama, Katsuyuki Aoki, Takashi Sano
  • Lithium silicate glass ceramic and glass with trivalent metal oxide
    Patent number: 10321980
    Abstract: Lithium silicate glass ceramics and glasses comprising specific oxides of trivalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: June 18, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Christian Ritzberger, Elke Apel, Wolfram Höland, Volker Rheinberger
  • Crystal oriented ceramicscrystal oriented ceramics, the production process, and heat radiation material
    Patent number: 10323168
    Abstract: A production process for a crystal oriented ceramics includes: a first step of preparing composite particles formed of particles having magnetic anisotropy having magnetic susceptibility anisotropy and seed particles having magnetic susceptibility anisotropy less than or equal to 1/10 of the magnetic susceptibility anisotropy of the particles having magnetic anisotropy and are formed of an inorganic compound having an anisotropic shape in which a crystal axis intended to be corresponds to a minor axis or a major axis; a second step of adding raw material powder including the composite particles to a solvent to prepare a slurry a third step of preparing a green compact by disposing the slurry in a static magnetic field of ?0.1 tesla and drying the slurry in a state in which crystal axes of the seed particles in a major axis direction are in one direction; and a fourth step of sintering the green compact.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: June 18, 2019
    Assignee: Kanagawa Institute of Industrial Science and Technology
    Inventors: Takuma Takahashi, Junichi Tatami, Nanako Sugimoto
  • CeO-stabilized ZrOceramics for dental applications
    Patent number: 10315958
    Abstract: The present invention is directed to a porous pre-densified CeO2 stabilized ZrO2 ceramic having a density of 50.0 to 95.0%, relative to the theoretical density of zirconia, and an open porosity of 5 to 50% as well as to ceramic having a density of 97.0 to 100.0%, relative to the theoretical density of zirconia, and wherein the grains of the ceramic have an average grain size of 50 to 1000 nm, methods for the preparation of the pre-densified and densified ceramics and their use for the manufacture of dental restorations.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: June 11, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Christian Ritzberger, Frank Rothbrust, Marcel Schweiger, Nicolas Courtois, Jérôme Chevalier, Helen Reveron, Wolfram Höland, Volker Rheinberger
  • Ceramic powders with controlled size distribution
    Patent number: 10301222
    Abstract: Disclosed herein are methods for preparing a titanate compound powder comprising titanate compound particles having a controlled particle size and/or particle size distribution. The methods include mixing at least one first inorganic compound chosen from sources of a first metal or metal oxide, at least one second inorganic compound chosen from sources of titania, and at least one binder to form a mixture; calcining the mixture to form a polycrystalline material comprising a plurality of titanate compound grains and a plurality of microcracks; and breaking the polycrystalline material along at least a portion of the microcracks. Also disclosed are titanate compound powders having a controlled particle size distribution, ceramic batch compositions comprising the powders, and ceramic articles prepared from the batch compositions.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: May 28, 2019
    Assignee: Corning Incorporated
    Inventors: Monika Backhaus-Ricoult, Robert John Locker, Huthavahana Kuchibhotla Sarma, Patrick David Tepesch
  • Glasses for the correction of chromatic and thermal optical aberations for lenses transmitting in the near, mid, and far-infrared spectrums
    Patent number: 10294143
    Abstract: The invention relates to chalcogenide glass compositions for use in a lens system to balance thermal effects and chromatic effects and thereby provide an achromatic and athermal optical element that efficiently maintains achromatic performance across a broad temperature range. The glass composition is based on sulfur compounded with germanium, arsenic and/or gallium, and may further comprise halides of, for example, silver, zinc, or alkali metals. Alternatively, is based on selenium compounded with gallium, and preferably germanium, and contains chlorides and/or bromides of, for example, zinc, lead or alkali metals.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: May 21, 2019
    Assignee: SCHOTT CORPORATION
    Inventor: Nathan Aaron Carlie
  • High-strength crystallized glass ceramic comprising wollastonite, hydroxyapatite and akermanite
    Patent number: 10293081
    Abstract: The present invention relates to a crystallized glass ceramic comprising 30 wt % to 40 wt % of each of CaSiO3, Ca10(PO4)6(OH)2, and Ca2Mg(Si2O7); a crystallized glass ceramic composition comprising CaSiO3, Ca10(PO4)6(OH)2, and Ca2Mg(Si2O7) in a predetermined weight ratio; a bone graft material comprising the glass ceramic; and an intervertebral spacer or medical device for replacement of bone tissue, which is manufactured using the bone graft material.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: May 21, 2019
    Assignee: BIOALPHA CORPORATION
    Inventors: Mi Young Ryu, Sung Nam Park, Jun Hyuk Seo, Hyun Seung Ryu
  • Dielectric composition and multilayer electronic device
    Patent number: 10276303
    Abstract: A dielectric composition contains barium titanate, an oxide of yttrium, and an oxide of magnesium. 0.70??/??1.10 is satisfied, where a content of the oxide of yttrium is ? mol part in terms of Y2O3, and a content of the oxide of magnesium is ? mol part in terms of MgO.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: April 30, 2019
    Assignee: TDK CORPORATION
    Inventors: Yushi Kano, Tsutomu Odashima, Makoto Momota, Hiroshi Sasaki, Masayuki Sato, Toshinari Takahashi
  • Soda-lime-silica glass-ceramic
    Patent number: 10273183
    Abstract: A soda-lime-silica glass-ceramic article having an amorphous matrix phase and a crystalline phase is disclosed along with a method of manufacturing a soda-lime-silica glass-ceramic article from a parent glass composition comprising 47-63 mol % SiO2, 15-22 mol % Na2O, and 18-36 mol % CaO. The crystalline phase of the glass-ceramic article has a higher concentration of sodium (Na) than that of the amorphous matrix phase.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: April 30, 2019
    Assignee: Owens-Brockway Glass Container Inc.
    Inventors: Scott P Cooper, Samuel Schuver, Carol A Click
  • Dielectric composition and electronic component
    Patent number: 10262796
    Abstract: A dielectric composition is provided. The dielectric composition includes a tungsten bronze type complex oxide expressed by a chemical formula (K1-xNax)Sr2Nb5O15 as a main component, x satisfying 0?x?0.50, wherein the dielectric composition includes a secondary phase of at least one or more selected from: MgO.SiO2; BaO.2MgO.2SiO2; and 2MgO.B2O3; or the dielectric composition includes a tungsten bronze type complex oxide expressed by a chemical formula (K1-xNax)Sr2Nb5O15 as a main component, x satisfying 0?x?0.40, wherein the dielectric composition includes: MgO; BaO; B2O3; SiO2; and P2O5 as a first accessory component in a total content of 2.5 mol to 20.0 mol per 100 mol of the main component.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: April 16, 2019
    Assignee: TDK CORPORATION
    Inventor: Tetsuhiro Takahashi
  • Silica glass member and method of manufacturing the same
    Patent number: 10252933
    Abstract: Provided is a silica glass member which exhibits high optical transparency to vacuum ultraviolet light and has a low thermal expansion coefficient of 4.0×10?7/K or less at near room temperature, particularly a silica glass member which is suitable as a photomask substrate to be used in a double patterning exposure process using an ArF excimer laser (193 nm) as a light source. The silica glass member is used in a photolithography process using a vacuum ultraviolet light source, in which the fluorine concentration is 1 wt % or more and 5 wt % or less, and the thermal expansion coefficient at from 20° C. to 50° C. is 4.0×10?7/K or less.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: April 9, 2019
    Assignee: COORSTEK KK
    Inventors: Yuji Fukasawa, Sachiko Kato
  • Dielectric ceramic composition, multilayer ceramic capacitor containing the same, and manufacturing method of multilayer ceramic capacitor
    Patent number: 10236125
    Abstract: A dielectric ceramic composition contains: a barium titanate-based powder as a main ingredient; a first accessory ingredient containing Na; a second accessory ingredient containing Ba; and a third accessory ingredient containing Si. A content of the first accessory ingredient (based on moles of Na) is 0.3 to 4.0 moles per 100 moles of the main ingredient, and a Ba/Si ratio is in a range of 0.16 to 1.44.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Jung Deok Park, Chang Hak Choi, Dong Hun Kim, Seung Ho Lee, Chan Hee Nam
  • Lithium silicate glass ceramic and lithium silicate glass comprising a pentavalent metal oxide
    Patent number: 10227255
    Abstract: Lithium silicate glass ceramics and glasses containing specific oxides of pentavalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials.
    Type: Grant
    Filed: October 11, 2012
    Date of Patent: March 12, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Christian Ritzberger, Elke Apel, Wolfram Höland, Volker Rheinberger
  • Refractories and use thereof
    Patent number: 10227260
    Abstract: A refractory has the form of a dry, mineral batch of fire-resistant mineral materials combined in such a way that refractories which are long-term resistant to fayalite-containing slags, sulfidic melts (mattes), sulfates and non-ferrous metal melts and are used for refractory linings in industrial non-ferrous metal melting furnaces can be manufactured. The refractory at least contains: —at least one coarse-grained magnesia raw material as the main component; —magnesia (MgO) meal; —at least one fire-resistant reagent which, during the melting process, acts (in situ) in a reducing manner on non-ferrous metal oxide melts and/or non-ferrous metal iron oxide melts and converts same into non-ferrous metal melts.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: March 12, 2019
    Assignee: Refratechnik Holding GmbH
    Inventors: Helge Jansen, Thomas Schemmel, Volker Stein
  • Lithium silicate materials
    Patent number: 10214443
    Abstract: Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: February 26, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Elke Signer-Apel, Wolfram Höland, Marcel Schweiger, Christian Ritzberger, Harald Bürke, Volker Rheinberger
  • Pre-sintered blank for dental purposes
    Patent number: 10206761
    Abstract: Pre-sintered blanks based on lithium metasilicate glass ceramic are described which are suitable in particular for the preparation of dental restorations.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: February 19, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Harald Bürke, Christian Ritzberger, Marcel Schweiger, Volker Rheinberger, Diana Tauch
  • Refractories and use thereof
    Patent number: 10207955
    Abstract: A refractory has the form of a dry, mineral batch of fire-resistant mineral materials combined in such a way that refractories which are long-term resistant to fayalite-containing slags, sulfidic melts (mattes), sulfates and non-ferrous metal melts and are used for refractory linings in industrial non-ferrous metal melting furnaces can be manufactured. The refractory at least contains: —at least one coarse-grained olivine raw material as the main component; —magnesia (MgO) meal; —at least one fire-resistant reagent which, during the melting process, acts (in situ) in a reducing manner on non-ferrous metal oxide melts and/or non-ferrous metal iron oxide melts and converts same into non-ferrous metal melts.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: February 19, 2019
    Assignee: Refratechnik Holding GmbH
    Inventors: Helge Jansen, Thomas Schemmel, Volker Stein
  • Glass and chemically toughened glass using same
    Patent number: 10196304
    Abstract: An object is to provide a glass for chemical toughening treatment satisfying low brittleness, low melt viscosity and high chemical toughening characteristics, and a chemically toughened glass using the same. Provided is a glass for chemical toughening treatment containing, in mass % in terms of oxides, SiO2 63 to 76, B2O3 0 to 2, Al2O3 2 to 10, MgO 2 to 12, CaO 0.1 to 8, Na2O 14.5 to 19, K2O 0 to 3, and Fe2O3 0 to 0.5, satisfying a total content of alkali earth metal oxides (RO) being from 5 to 15, satisfying 15×MgO/RO?RO?3, and having a temperature T2 at which a glass viscosity reaches 102 dPa·s being 1,600° C. or lower.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: February 5, 2019
    Assignee: AGC Inc.
    Inventors: Junko Miyasaka, Seiki Ohara