Patents Examined by C. Melissa Koslow
  • Patent number: 10151016
    Abstract: A process for extraction of copper from an arsenical copper sulfide concentrate is provided. The process includes atmospheric oxidative leaching of a feed slurry including the arsenical copper sulfide concentrate and an acidic iron sulfate-containing leach solution, in the presence of oxygen, to produce a leach slurry including copper and arsenic dissolved into the leach solution. After dissolving the copper and arsenic, scorodite-containing seed is introduced to the leach slurry to induce precipitation of the arsenic dissolved during the oxidative leaching, as scorodite.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: December 11, 2018
    Assignee: COMPAÑIA DE MINAS BUENAVENTURA
    Inventors: Percy Ponce Beoutis, Juan Carlos Gustavo Plenge Thorne
  • Patent number: 10153406
    Abstract: The invention provides a lighting unit comprising a light source, configured to generate light source light and a luminescent material, configured to convert at least part of the light source light into luminescent material light, wherein the light source comprises a light emitting diode (LED) and wherein the luminescent material comprises a phosphor comprising M2AX6 doped with tetravalent manganese, wherein M comprises monovalent cations, at least comprising potassium and rubidium, wherein A comprises a tetravalent cation, at least comprising silicon, wherein X comprises a monovalent anion, at least comprising fluorine, and wherein M2AX6 has the hexagonal phase.
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: December 11, 2018
    Assignee: Lumileds LLC
    Inventors: Volker Weiler, Wolfgang Schnick, Peter Josef Schmidt, Markus Armin Seibald
  • Patent number: 10150914
    Abstract: Disclosed herein is a scintillator comprising a plurality of garnet compositions in a single block having the structural formula (1): M1aM2bM3cM4dO12??(1) where O represents oxygen, M1, M2, M3, and M4 represents a first, second, third and fourth metal that are different from each other, where the sum of a+b+c+d is about 8, where “a” has a value of 2 to 3.5, “b” has a value of 0 to 5, “c” has a value of 0 to 5 “d” has a value of 0 to 1, where “b” and “c”, “b” and “d” or “c” and “d” cannot both be equal to zero simultaneously, where M1 is rare earth element including gadolinium, yttrium, lutetium, or a combination thereof, M2 is aluminum or boron, M3 is gallium and M4 is a codopant; wherein two compositions having identical structural formulas are not adjacent to each other and wherein the single block is devoid of optical interfaces between different compositions.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: December 11, 2018
    Assignee: Siemens Medical Solutions USA, Inc.
    Inventors: Robert A. Mintzer, Peter Carl Cohen, Mark S. Andreaco, Matthias J. Schmand
  • Patent number: 10147868
    Abstract: Provided are a polymer composite piezoelectric body in which the conversion efficiency between electricity and sound is increased and thus the sound pressure level is improved, an electroacoustic transduction film, and an electroacoustic transducer. The polymer composite piezoelectric body includes a viscoelastic matrix formed of a polymer material having a cyanoethyl group, piezoelectric body particles which are dispersed in the viscoelastic matrix and have an average particle diameter of more than or equal to 2.5 ?m, and dielectric particles dispersed in the viscoelastic matrix, in which the dielectric particles are formed of a material different from that of the piezoelectric body particles and have an average particle diameter of less than or equal to 0.5 ?m and a relative permittivity of more than or equal to 80.
    Type: Grant
    Filed: September 11, 2017
    Date of Patent: December 4, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Shin Ozawa, Takami Arakawa
  • Patent number: 10138535
    Abstract: A magnesium alloy having high strength and high ductility and in which at least one of corrosion resistance and flame resistance is enhanced, or a method of manufacturing the same. The magnesium alloy contains an atomic % of Ca and b atomic % of Al, totally contains k atomic % of at least one element selected from a group consisting of Mn, Zr, Ag, Y and Nd, has a composition in which a remaining part is formed of Mg and contains c volume % of (Mg, Al)2Ca, a, b, c and k satisfying formulae (1) to (4) and (21) below. The (Mg, Al)2Ca is dispersed and the at least one element is an element that enhances at least one of corrosion resistance and flame resistance: (1) 3?a?7, (2) 4.5?b?12, (3) 1.2?b/a?3.0, (4) 10?c?35, (21) 0<k?0.3.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: November 27, 2018
    Assignee: NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY
    Inventors: Yoshihito Kawamura, Michiaki Yamasaki
  • Patent number: 10136973
    Abstract: Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: November 27, 2018
    Assignee: Ivoclar Vivadent AG
    Inventors: Marcel Schweiger, Volker Rheinberger, Harald Bürke, Wolfram Höland, Elke Signer-Apel, Christian Ritzberger, Dmitri Brodkin
  • Patent number: 10130706
    Abstract: The present disclosure provides topical biophotonic materials and methods useful in phototherapy. In particular, the topical biophotonic materials of the present disclosure include a cohesive matrix, and at least chromophore which can absorb and emit light from within the topical biphotonic material, wherein the topical biophotonic material is elastic. The topical biophotonic materials and the methods of the present disclosure are useful for promoting wound healing and skin rejuvenation, as well as treating acne and various other skin disorders.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: November 20, 2018
    Assignee: KLOX TECHNOLOGIES INC.
    Inventors: Nikolaos Loupis, Remigio Piergallini, Éric DesRosiers
  • Patent number: 10134998
    Abstract: A light-emitting element containing a light-emitting material with high light emission efficiency is provided. The light-emitting element includes a high molecular material and a guest material. The high molecular material includes at least a first high molecular chain and a second high molecular chain. The guest material has a function of exhibiting fluorescence or converting triplet excitation energy into light emission. The first high molecular chain and the second high molecular chain each include a first skeleton, a second skeleton, and a third skeleton, and the first skeleton and the second skeleton are bonded to each other through the third skeleton. The first high molecular chain and the second high molecular chain have a function of forming an excited complex.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: November 20, 2018
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Satoshi Seo, Nobuharu Ohsawa
  • Patent number: 10131836
    Abstract: The invention described in the present specification relates to a color conversion film including a resin matrix; and an organic fluorescent substance, wherein the organic fluorescent substance includes a first fluorescent substance and a second fluorescent substance, and the first fluorescent substance has a light emission peak with FWHM of 60 nm or less and a Stokes shift of 30 nm or less when irradiating light having a light emission peak at 450 nm, a FWHM of 40 nm or less and monomodal light emission intensity distribution, a method for preparing the same, and a back light unit including the color conversion film.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: November 20, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Dong Mok Shin, Byeong In Ahn, Nari Kim, Hoyong Lee, Ji Ho Kim, Joo Yeon Seo
  • Patent number: 10134970
    Abstract: In the present disclosure, disclosed are a novel compound semiconductor which can be used as a thermoelectric material or the like, and applications thereof. A compound semiconductor according to the present disclosure can be represented by the following chemical formula 1: <Chemical formula 1>[Bi1-xMxCuu-wTwOa-yQ1yTebSez]Ac, where, in the chemical formula 1, M is one or more elements selected from the group consisting of Ba, Sr, Ca, Mg, Cs, K, Na, Cd, Hg, Sn, Pb, Mn, Ga, In, Tl, As and Sb; Q1 is one or more elements selected from the group consisting of S, Se, As and Sb; T is one or more elements selected from transition metal elements; A is one or more elements selected from the group consisting of transition metal elements and compounds of transition metal elements and group VI elements; and 0?x<1, 0.5?u?1.5, 0?w?1, 0.2<a<1.5, 0?y<1.5, 0?b<1.5, 0?z<1.5 and 0<c<0.2.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: November 20, 2018
    Assignee: LG CHEM, LTD.
    Inventors: O-Jong Kwon, Tae-Hoon Kim, Cheol-Hee Park, Kyung-Moon Ko
  • Patent number: 10131838
    Abstract: The present invention provides for a composition comprising a pigment, wherein the composition is suitable for coating a surface that is, or is expected to be, exposed to the sun. The pigment comprises particles that fluoresce in sunlight, thereby remaining cooler in the sun than coatings pigmented with non-fluorescent particles. The particles comprise solids that fluoresce or glow in the visible or near infrared (NIR) spectra, or that fluoresce when doped. Suitable dopants include, but are not limited to, ions of rare earths and transition metals.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: November 20, 2018
    Assignee: The Regents of the University of California
    Inventor: Paul H. Berdahl
  • Patent number: 10125313
    Abstract: An oxynitride phosphor powder has a fluorescence peak wavelength of 587 to 630 nm and a high external quantum efficiency. A method of producing the oxynitride phosphor powder containing Li at 50 to 10,000 ppm includes mixing silicon nitride powder, a substance serving as an aluminum source, a substance serving as a calcium source and a substance serving as an europium source; firing the mixture at 1500 to 2000° C. in an inert gas atmosphere or a reducing gas atmosphere to obtain a fired oxynitride phosphor composed mainly of Ca-containing ?-SiAlON, as an intermediate; and heat treating the fired oxynitride phosphor at a temperature of 1450° C. to less than the firing temperature, in an inert gas atmosphere or in a reducing gas atmosphere in the presence of Li.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: November 13, 2018
    Assignee: Ube Industries, Ltd.
    Inventors: Mao Sumino, Takayuki Ueda, Kazuki Iwashita, Masataka Fujinaga, Shinsuke Jida
  • Patent number: 10119177
    Abstract: A precious metal alloy includes palladium and rhodium for manufacturing jewelry pieces like jewelry, jewelry articles, bijouterie, watches and watch cases and/or writing utensils and/or a component thereof. The precious metal alloy used includes palladium in an amount of 40-60% by weight and rhodium in an amount of 40-60% by weight, and that the precious metal alloy used may include gold, platinum, ruthenium and/or iridium in an amount of between greater than 0 and 10% by weight, or alternatively in an amount of between 2% by weight and 5% by weight, or alternatively in an amount of 3% by weight. The corresponding amount of rhodium and/or palladium is then replaced by the aforementioned secondary alloy components, wherein the amounts of rhodium and palladium as well as of the provided aforementioned secondary alloy components complement substantially to 100% by weight.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: November 6, 2018
    Assignee: C. HAFNER GMBH & CO. KG
    Inventors: Heinz-Guenter Schenzel, Thomas Laag
  • Patent number: 10121953
    Abstract: The present invention provides a thermoelectric conversion material represented by the following chemical formula Mg3+mAaBbD2-eEe. The element A represents at least one selected from the group consisting of Ca, Sr, Ba and Yb. The element B represents at least one selected from the group consisting of Mn and Zn. The value of m is not less than ?0.39 and not more than 0.42. The value of a is not less than 0 and not more than 0.12. The value of b is not less than 0 and not more than 0.48. The element D represents at least one selected from the group consisting of Sb and Bi. The element E represents at least one selected from the group consisting of Se and Te. The value of e is not less than 0.001 and not more than 0.06. The thermoelectric conversion material has a La2O3 crystalline structure. The thermoelectric conversion material is of n-type. The present invention provides a novel thermoelectric conversion material.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: November 6, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hiromasa Tamaki, Tsutomu Kanno, Hiroki Sato, Akihiro Sakai, Kohei Takahashi
  • Patent number: 10119071
    Abstract: A tag composition includes a naphthalocyanine tag component that is invisible in light of the visible spectrum and which emits fluorescent light in a non-visible spectrum under a non-visible excitation energy, a binder for binding the tag to a surface of a material; and a solvent, wherein the tag component and the binder are dissolved in the solvent.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: November 6, 2018
    Assignee: UT-Battelle, LLC
    Inventor: Linda A Lewis
  • Patent number: 10113111
    Abstract: The various embodiments of the present invention relate to condensation curable silicone compositions comprising: a condensation curable polyorganosiloxane; and treated particles comprising a particulate solid having an effective amount of nitrogen-containing base (e.g., a nitrogen-containing superbase) disposed thereon. Other embodiments of the present invention relate to methods for preparing the aforementioned treated particles; the treated particles themselves; and methods of using the treated particles and compositions of the various embodiments of the present invention.
    Type: Grant
    Filed: August 18, 2015
    Date of Patent: October 30, 2018
    Assignee: Dow Silicones Corporation
    Inventors: Lizhi Liu, Steven Swier, Yanhu Wei
  • Patent number: 10106735
    Abstract: The present disclosure provides a red phosphor represented by formula (1): (x-a-b)MgO.aM1O.bM2O1.5.yMgF2.fM6X2.(1-g)GeO2.gM7O1.5:zMn4+??(1) where x, y, z, a, b, f, and g satisfy 1.144<x?11.0, 0<y<1.597, 0<z<0.1, 0<a<1.0, 0?b?1.0, 0<f?2.0, 0?g<0.484, 1.144<(x-a-b), and b and g satisfy b+g?0; M1 is at least one element selected from the group consisting of Ca, Sr, Ba, and Zn; M2 is at least one element selected from the group consisting of Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; M6 is at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn; M7 is at least one element selected from the group consisting of B, Al, Ga, and In; and X is at least one element selected from the group consisting of F, Cl, Br, and I, and M6X2 is other than MgF2.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: October 23, 2018
    Assignee: NICHIA CORPORATION
    Inventor: Masafumi Sakamoto
  • Patent number: 10107443
    Abstract: A method of thermally insulating makes use of a particulate carbon material including carbon particles in a shape of disks and hollow open cones. The hollow open cones can have one or several of the following opening angles: 19.2°, 38.9°, 60°, 83.6°, 112°. The thickness of the disks and the thickness of walls of the hollow open cones can each be less than 100 nm, and the longest dimensions of the disks and the hollow open cones can each be less than 5 ?m.
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: October 23, 2018
    Assignee: Orion Engineered Carbons GmbH
    Inventor: Martin Cadek
  • Patent number: 10100249
    Abstract: A phosphor includes a nitride including an alkaline-earth metal element, silicon, and an activator element, wherein the phosphor has a volume average particle diameter ranging from about 50 nm to about 400 nm, and an internal quantum efficiency of greater than or equal to about 60% at an excitation wavelength of 450 nm, the phosphor is represented by a formula M2Si5N8, the M includes one or more alkaline-earth metal element selected from Ca, Sr, Ba, and Mg and including at least Sr, and one or more activator element selected from Eu and Ce and including at least Eu, an amount of the Sr included in the phosphor is about 15 mol % to about 99 mol % based on total moles of the M, and an amount of the activator element included in the phosphor is about 1 mol % to 20 mol % based on the total moles of the M.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: October 16, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Takuya Kitabatake, Fusaki Fujibayashi, Hiroko Endo, Masahide Yamada
  • Patent number: 10102874
    Abstract: An aspect of the present invention relates to A method of manufacturing hexagonal ferrite powder, which comprises heating to equal to or higher than 300° C. and pressurizing to equal to or higher than 20 MPa a hexagonal ferrite precursor-containing water-based solution, to convert the precursor to hexagonal ferrite, wherein the water-based solution comprises at least a reducing compound selected from the group consisting of a reducing inorganic compound and a reducing organic compound that have a reducing property and exist as a solid or a liquid at ordinary temperature and ordinary pressure, as well as, when the reducing compound is a reducing inorganic compound, the water-based solution further comprises an organic compound.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: October 16, 2018
    Assignee: FUJIFILM Corporation
    Inventor: Masashi Shirata