Patents Examined by C. Melissa Koslow
  • Patent number: 10224152
    Abstract: An electrolyte for a dye-sensitized solar cell is disclosed. The electrolyte includes a solvent being one selected from a group consisting of gamma-butyrolactone (gBL), propylene carbonate (PC) and 3-methoxypropionitrile (MPN), and a polymer mixed with the solvent to form an electrolyte solution, wherein when the solvent is one of gBL and PC, the polymer is one selected from a group consisting of polyacrylonitrile (PAN), polyvinyl acetate (PVA), poly(acrylonitrile-co-vinyl acetate) (PAN-VA) and a combination thereof; and when the solvent is MPN, the polymer includes one of a mixture of poly(ethylene oxide (PEO) and polyvinylidene fluoride (PVDF), and a mixture of PEO and polymethylmethacrylate (PMMA).
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: March 5, 2019
    Assignee: National Cheng Kung University
    Inventors: Yuh-Lang Lee, Sung-Chuan Su, Wei-Ning Hung, Jian-Ci Lin
  • Patent number: 10221356
    Abstract: A semiconductor structure has a nano-crystalline core comprising a first semiconductor material and a nano-crystalline shell comprising a second, different semiconductor material at least partially surrounding the nano-crystalline core. Either one, but not both, of the core and shell are based on cadmium-containing semiconductor materials.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: March 5, 2019
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Yagnaseni Ghosh, Juanita N. Kurtin
  • Patent number: 10220446
    Abstract: Provided is a method for producing fine nickel powder used as suitable seed crystals for producing nickel powder from a solution containing a nickel ammine sulfate complex. The method for producing nickel powder sequentially comprises: a mixing step of adding, to a solution containing a nickel ammine sulfate complex, an insoluble solid which is insoluble in the solution to form a mixed slurry; a reduction and precipitation step of charging a reaction vessel with the mixed slurry and then blowing hydrogen gas into the mixed slurry in the reaction vessel to reduce nickel complex ions contained in the mixed slurry to form nickel precipitate on a surface of the insoluble solid; and a separation step of separating the nickel precipitate on the surface of the insoluble solid from the surface of the insoluble solid to form nickel powder.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: March 5, 2019
    Assignee: Sumitomo Metal Mining Co., Ltd.
    Inventors: Kazumichi Yanagisawa, Junhao Zhang, Shin-ichi Heguri, Yoshitomo Ozaki, Kazuyuki Takaishi, Hideki Ohara, Tomoaki Yoneyama, Osamu Ikeda, Yohei Kudo
  • Patent number: 10221354
    Abstract: A luminescent particle including a surface comprising glass that surrounds one or more particles of one or more light emissive materials is disclosed. Preferably the surface comprises a vitrified glass. Methods form making a luminescent particle including a surface comprising glass that surrounds one or more particles of one or more light emissive materials is also disclosed. Compositions and products including a luminescent particle are further disclosed.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Robert J. Nick
  • Patent number: 10214802
    Abstract: An aluminum alloy and a method for improving the ability of a semi-finished or finished product to age artificially, includes an age-hardenable aluminum alloy on an Al—Mg—Si, Al—Zn, Al—Zn—Mg or Al—Si—Mg basis, wherein the aluminum alloy is transformed to a solid solution state, in particular by solution heat treatment (1), is quenched and subsequently forms precipitations by a process of natural aging (3), the method involving at least one measure for reducing a negative effect of natural aging (3) of the aluminum alloy on artificial aging (4) thereof.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: February 26, 2019
    Assignee: AMAG ROLLING GMBH
    Inventors: Peter J. Uggowitzer, Stefan Pogatscher, Helmut Antrekowitsch, Marion Werinos, Thomas Ebner, Carsten Melzer
  • Patent number: 10213837
    Abstract: A method for producing titanium powder containing a solid-soluted nitorogen comprises the step of heating titanium powder comprised of titanium particles in a nitrogen-containing atmosphere to dissolve nitrogen atoms and form a solid solution of nitrogen atom in a matrix of the titanium particle.
    Type: Grant
    Filed: December 26, 2014
    Date of Patent: February 26, 2019
    Assignees: HI-LEX CORPORATION, KATSUYOSHI KONDOH
    Inventor: Katsuyoshi Kondoh
  • Patent number: 10214788
    Abstract: Disclosed herein are methods and compositions for producing composite iron pellets comprising an inner core comprising iron ore and a reducing agent comprising a carbonaceous material; and an outer shell comprising unreduced iron ore. The resulting composite iron pellets can be used to produce direct reduced iron (DRI) with improved productivity while reducing gas consumption.
    Type: Grant
    Filed: January 28, 2015
    Date of Patent: February 26, 2019
    Assignee: SAUDI BASIC INDUSTRIES CORPORATION
    Inventor: Mohamed Bahgat Saddik
  • Patent number: 10208245
    Abstract: The present invention provides a semiconductor nanoparticle assembly having improved luminous efficiency, heat resistance, and oxidation resistance, and a method for manufacturing the same. The present invention relates to a semiconductor nanoparticle assembly which includes an aggregate having a plurality of coated semiconductor nanoparticles aggregated, said coated semiconductor nanoparticles each containing a semiconductor nanoparticle having a core/shell structure and a translucent coating layer having a thickness of 3 nm or more and 15 nm or less for coating the semiconductor nanoparticle.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: February 19, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kazuyoshi Goan, Hidekazu Kawasaki, Yoichi Fujieda
  • Patent number: 10208247
    Abstract: Provided is an aluminate fluorescent material having a high emission intensity and having a composition containing a first element that contains one or more of Ba and Sr, and a second element that contains Mg and Mn. In the composition, when a molar ratio of Al is 10, a total molar ratio of the first element is a parameter a, a total molar ratio of the second element is a parameter b, a molar ratio of Sr is a product of a parameter m and the parameter a, a molar ratio of Mn is a product of a parameter n and the parameter b. The parameters a and b satisfy 0.5<b<a?0.5b+0.5<1.0, the parameter m satisfies 0?m?1.0, and the parameter n satisfies 0.4?n?0.7.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: February 19, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Tomokazu Yoshida, Kazuya Nishimata, Shoji Hosokawa
  • Patent number: 10210972
    Abstract: This patent invents a heat-resistant isotropic bonded NdFeB magnet and its preparation technology, belonging to the field of magnetic materials. In present invention, isotropic NdFeB magnetic powders is used as magnetic material, sodium silicate is used as principal binder, and epoxy resin is used as auxiliary binder to prepare heat-resistant isotropic bonded NdFeB magnets. The prepared magnets have greatly increased heat resistance to stand an operating temperature of 200° C., and have advantages of penetration and corrosion resistance. The invented heat-resistant isotropic bonded NdFeB magnets feature good magnetic properties and high operating temperature. During the preparation process, it has the advantage of simple equipment, easy operation, low cost. The technology is easy to large scale production, and has high economic value and huge application prospect in the field of permanent magnetic materials.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: February 19, 2019
    Assignee: BEIJING UNIVERSITY OF TECHNOLOGY
    Inventors: Ming Yue, Yuxia Yin, Weiqiang Liu, Ruijin Hu, Dongtao Zhang, Chenglin Li
  • Patent number: 10202543
    Abstract: Quantum dot delivery methods are described. In a first example, a method of delivering or storing a plurality of nano-particles involves providing a plurality of nano-particles. The method also involves forming a dispersion of the plurality of nano-particles in a medium for delivery or storage, wherein the medium is free of organic solvent. In a second example, a method of delivering or storing a plurality of nano-particles involves providing a plurality of nano-particles in an organic solvent. The method also involves drying the plurality of nano-particles for delivery or storage, the drying removing entirely all of the organic solvent.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: February 12, 2019
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Georgeta Masson, Kari N. Haley, Brian Theobald, Benjamin Daniel Mangum, Juanita N. Kurtin
  • Patent number: 10197685
    Abstract: Disclosed herein is a method including manufacturing a powder having a composition of 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 about 2 to about 3.5, “b” has a value of 0 to about 5, “c” has a value of 0 to about 5 “d” has a value of 0 to about 1, where “b” and “c”, “b” and “d”, or “c” and “d” cannot both be equal to zero simultaneously, where M1 is a rare earth element comprising gadolinium, yttrium, lutetium, scandium, or a combination of thereof, M2 is aluminum or boron, M3 is gallium, and M4 is a codopant; and heating the powder to a temperature of 500 to 1700° C. in an oxygen containing atmosphere to manufacture a crystalline scintillator.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: February 5, 2019
    Assignee: Siemens Medical Solutions USA, Inc.
    Inventors: Peter Carl Cohen, Alexander Andrew Carey, Mark S. Andreaco
  • Patent number: 10199560
    Abstract: Methods, systems, and devices are disclosed for implementing a stretchable nanoparticle-polymer composite foams that exhibit piezoelectric properties. In one aspect, a nanoparticle-polymer composite structure includes a curable liquid polymer; piezoelectric nanoparticles; and graphitic carbons.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: February 5, 2019
    Assignee: The Regents of the University of California
    Inventors: Donald J. Sirbuly, William R. McCall, Kanguk Kim
  • Patent number: 10197109
    Abstract: A separator plate for use as a clutch plate for a multiplate wet clutch is formed of a steel plate. The steel plate has a chemical composition containing, on a basis of percent by mass, C from 0.03 to 0.08%, Si from 0 to 1.0%, Mn from 0.2 to 0.8%, P at 0.03% or less, S at 0.01% or less, and Al at 0.05% or less, so as to satisfy a formula, 5*C %?Si %+Mn %?1.5*Al %<1. In addition, the steel plate has the chemical component containing at least one of Nb from 0.03 to 0.4%, V from 0.01 to 0.3%, and Ti from 0.01 to 0.3%, so as to satisfy a formula, 0.04<(Nb %/1.4)+(V %/1.1)+Ti %<0.3. Then, an average diameter of particles of a carbide as a precipitate is controlled to be from 20 to 100 nm. The plate is formed by heating, hot rolling, winding and forming.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: February 5, 2019
    Assignee: NISSHIN STEEL CO., LTD.
    Inventors: Satoshi Tagashira, Masahito Suzuki, Tomohiro Imanaka
  • Patent number: 10196781
    Abstract: The present invention discloses a method for preparing hypereutectoid steel rail in which the composition of the billets adopted is: C: 0.86-1.05 wt. %; Si: 0.3-1 wt. %; Mn: 0.5-1.3 wt. %; Cr: 0.15-0.35 wt. %; Cu: 0.3-0.5 wt. %; P: 0.02-0.04 wt. %; S: ?0.02 wt. %; Ni: ½-? of the content of Cu; at least one of V, Nb and Re; Fe and unavoidable impurities of the rest. The present invention further provides a hypereutectoid steel rail prepared by the foregoing method. By the hypereutectoid steel rail preparation method provided by the present invention, the high-carbon billets with a specific composition provided by the present invention can be made into hypereutectoid steel rails with good corrosion resistance and tensile properties.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: February 5, 2019
    Assignees: PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE CO., LTD., PANGANG GROUP PANZHIHUA STEEL & VANADIUM CO., LTD.
    Inventors: Zhenyu Han, Ming Zou, Hua Guo, Yuan Wang, Dadong Li, Yong Deng, Jun Yuan
  • Patent number: 10196309
    Abstract: A high temperature lightweight thermal insulating material is formed from a mixture that includes cement or silica sand, water and a foaming agent. The foaming agent can be an aluminum powder or a surfactant. The insulating material has a maximum use temperature greater than about 600 degrees Celsius.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: February 5, 2019
    Assignee: THE INTELLECTUAL GORILLA GMBH
    Inventors: Per Just Andersen, Evan R. Daniels
  • Patent number: 10196566
    Abstract: The invention relates to a persistent phosphorescent ceramic composite material which is a sintered dense body comprising two or more phases, a first phase consisting of at least one metal oxide and a second phase consisting of a metal oxide containing at least one activating element in a reduced oxidation state. The invention furthermore relates to a method for the preparation of a phosphorescent ceramic composite material as defined in any of the previous claims, the method comprising the following steps: preparing a mixture of a metal oxide and a phosphor; fabricating a green body from the mixture; and heat treating the green body in a reducing atmosphere.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: February 5, 2019
    Assignee: Rolex SA
    Inventors: Detlef Berner, Romain Girod, Olliver Pujol, Isabelle Rigot
  • Patent number: 10190044
    Abstract: A method for producing a ?-sialon fluorescent material can be provided. The method includes preparing a composition containing silicon nitride that contains aluminium, an oxygen atom, and europium, heat-treating the composition in a rare gas atmosphere or in a vacuum, and contacting the heat-treated composition with a gas containing elemental fluorine.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: January 29, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Shoji Hosokawa, Motoharu Morikawa, Tadayoshi Yanagihara, Kenichi Aoyagi, Takashi Kaide
  • Patent number: 10189119
    Abstract: An object of the invention is to provide a lead-free solder for die bonding having a high heat resistance temperature and an improved wetting property. Provided are a solder alloy for die bonding which contains 0.05% by mass to 3.0% by mass of antimony and the remainder consisting of bismuth and inevitable impurities, and a solder alloy for die bonding which contains 0.01% by mass to 2.0% by mass of germanium and the remainder consisting of bismuth and inevitable impurities.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: January 29, 2019
    Assignees: Nihon Handa Co., Ltd., Fuji Electric Co., Ltd.
    Inventors: Takeshi Asagi, Susumu Mitani, Hirohiko Watanabe, Masayoshi Shimoda
  • Patent number: 10190262
    Abstract: An optical brightening agent composition having an optical brightening agent, a dispersing agent and water. The optical brightening agent and the dispersing agent are triazine-stilbenes and methylene dinaphthalene sulfonates, respectively. Applications of an optical brightening agent composition for optically brightening paper or cardboards, optically brightening surfaces of paper or cardboards, and coating or adhesively pressing an optical brightening agent composition on paper or cardboards, are also provided.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: January 29, 2019
    Assignee: TEH FONG MIN INTERNATIONAL CO., LTD.
    Inventors: Yu-Lin Huang, Randall Bruce Nelson, Tseng-Peng Li, Chih-Wen Yeh