Patents Examined by Matthew E Hoban
  • Patent number: 11185836
    Abstract: A method for preparing a magnetic chain structure is provided. The method comprises providing a plurality of magnetic particles; dispersing the plurality of magnetic particles in a solution comprising a dopamine-based material to form a reaction mixture; applying a magnetic field across the reaction mixture to align the magnetic particles in the reaction mixture; and polymerizing the dopamine-based material on the aligned magnetic particles to obtain the magnetic chain structure. A magnetic chain structure prepared by the method is also provided.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: November 30, 2021
    Assignee: NANYANG TECHNOLOGICAL UNIVERSITY
    Inventors: Hongwei Duan, Jiajing Zhou, Yee Cheong Lam, Chun Yee Lim, Qirong Xiong
  • Patent number: 11174535
    Abstract: The invention relates to a plate with a thickness of 0.5 to 9 mm with an essentially recrystallized granular structure, made from an alloy based on aluminum, comprising 2.8 to 3.2% by weight Cu, 0.5 to 0.8% by weight Li, 0.1 to 0.3% by weight Ag, 0.2 to 0.7% by weight Mg, 0.2 to 0.6% by weight Mn, 0.01 to 0.15% by weight Ti, a quantity of Zn below 0.2% by weight, a quantity of Fe and Si of less than or equal to 0.1% by weight each, and unavoidable impurities to a proportion of less than or equal to 0.05% by weight each and 0.15% by weight in total, said plate being obtained by a method comprising casting, homogenization, hot rolling and optionally cold rolling, solution heat treatment, quenching and aging. The plates according to the invention are advantageous in particular for the manufacture of aircraft fuselage panels.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: November 16, 2021
    Assignee: CONSTELLIUM ISSOIRE
    Inventors: Juliette Chevy, Bernard Bes, Frank Eberl
  • Patent number: 11174427
    Abstract: Provided are an aromatic compound enhancing emission efficiency of blue light emitting region and an organic electroluminescence device including the same. The aromatic compound according to an embodiment of the inventive concept is represented by Formula 1, and more details about the constituents are provided in the disclosure.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: November 16, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hiromi Nakano, Nobutaka Akashi
  • Patent number: 11168251
    Abstract: A phosphor includes a crystal phase with a chemical composition (LuxY1-x)yM3-y-zCez?p?q. M denotes one or more elements selected from the group consisting of La, Sc, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Yb. ? contains Si, which constitutes 90% or more by mole of ?. ? contains N, which constitutes 90% or more by mole of ?. The variables x, y, z, p, and q satisfy 0<x?1, 1.5?y?3?z, 0<z?0.6, 5.5?p?6.5, and 10.5?q?11.5. The phosphor has an emission spectrum peak at a wavelength in the range of not less than 600 nm and not more than 680 nm.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: November 9, 2021
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Nobuaki Nagao, Mitsuru Nitta
  • Patent number: 11167987
    Abstract: Provided are a method of producing a titanium-containing rare earth-iron-nitrogen anisotropic magnetic powder having good magnetic properties, and secondary particles for a titanium-containing anisotropic magnetic powder. The method includes: obtaining a first precipitate containing R, iron, and titanium by mixing a first precipitating agent with a solution containing R, iron, and titanium, wherein R is at least one selected from Sc, Y, Pr, Nd, Pm, Sm, Gd, Tb, Dy, Ho, Er, Tm, and Lu; obtaining a second precipitate containing R and iron by mixing, in the presence of the first precipitate, a second precipitating agent with a solution containing R and iron; obtaining an oxide containing R, iron, and titanium by calcining the second precipitate; obtaining a partial oxide by heat treating the oxide in a reducing gas atmosphere; obtaining alloy particles by reducing the partial oxide; and obtaining an anisotropic magnetic powder by nitriding the alloy particles.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: November 9, 2021
    Assignee: NICHIA CORPORATION
    Inventor: Hisashi Maehara
  • Patent number: 11161790
    Abstract: A cubic boron nitride sintered material comprises 30% by volume or more and 80% by volume or less of cubic boron nitride grains and 20% by volume or more and 70% by volume or less of a binder phase, the cubic boron nitride grains having a dislocation density of 3×1017/m2 or more and 1×1020/m2 or less.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: November 2, 2021
    Assignees: SUMITOMO ELECTRIC HARDMETAL CORP., Sumitomo Electric Industries, Ltd.
    Inventors: Hironari Moroguchi, Michiko Matsukawa, Satoru Kukino, Akito Ishii, Katsumi Okamura, Machiko Abe, Kenta Sano
  • Patent number: 11158769
    Abstract: The invention relates to an optoelectronic component (100) having a semiconductor chip (2) for generating a primary radiation in the blue spectral range, a conversion element (4) which is arranged in the beam path of the semiconductor chip and is designed to generate a secondary radiation from the primary radiation, wherein the conversion element (4) comprises at least one first phosphor (9) and a second phosphor (10), wherein the first phosphor (9) is Sr(Sr1?xCax)Si2Al2N6:Eu2+ and/or (Sr1?yCay)[LiAl3N4]:Eu2+, where 0?x?1 and 0?y?1, wherein a total radiation (G) exiting from the component (100) is white mixed light.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: October 26, 2021
    Assignee: OSRAM OLED GMBH
    Inventor: Philipp Pust
  • Patent number: 11158784
    Abstract: The present invention makes clear and defines a congruent composition of a langasite-based oxide, and establishes a method of manufacturing a crystal by any desired composition of AE3ME1+a(Ga1?xAlx)3+bSi2+cO14 (AE is an alkaline-earth metal, ME is Nb or Ta, 0?x?1, ?0.5<a?0 or 0<a<0.5, ?0.5<b?0 or 0<b?0.5, and ?0.5<c?0 or 0<c<0.5, excluding a=b=c=0). This makes it possible to suppress the formation of an impurity, and improve the yield and crystal manufacturing rate. The raw material is a raw material mixture prepared by mixing an alkaline-earth metal or its carbonate or oxide, Nb or Ta or its oxide, Ga or its oxide, Al or its oxide, and Si or its oxide.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: October 26, 2021
    Assignees: PIEZO STUDIO INC., TOHOKU UNIVERSITY
    Inventors: Akira Yoshikawa, Yuui Yokota, Yuji Ohashi, Kei Kamada, Tetsuo Kudo, Kenji Inoue, Yasuhiro Shoji, Yu Igarashi, Mototaka Arakawa, Shunsuke Kurosawa, Akihiro Yamaji
  • Patent number: 11148119
    Abstract: Coated iron oxide (10) nanocrystal structures, superparamagnetic 10 nanoparticles, methods for synthesizing coated 10 nanocrystal structures, and methods for synthesizing superparamagnetic 10 nanoparticles are described herein. A coated 10 nanocrystal structure may comprise an iron oxide core, a manganese ferrite shell layer surrounding the core, and a bilayer coating surrounding the shell layer. The bilayer coating may include an inner oleic acid layer surrounding the shell layer and an outer layer surrounding the inner oleic acid layer.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: October 19, 2021
    Assignee: Washington University
    Inventors: John Fortner, Brandon J. Lafferty, Seung Lee, Wenlu Li
  • Patent number: 11149110
    Abstract: Resins comprising nanoparticles formed from ?-conjugated cross-linked polymers are disclosed, together with their methods of manufacture and their applications in light emitting devices.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: October 19, 2021
    Assignee: Chromition Limited
    Inventors: Mark McCairn, Michael Turner, Jair Esquivel Guzman, Benjamin Lidster
  • Patent number: 11148970
    Abstract: The general inventive concepts relate to unbonded loose-fill fiberglass compositions useful for insulation. The compositions demonstrate high hydrolytic stability. In certain instances, this is accomplished by application of a surface modifier. In certain embodiments, the modifying agent is prepared by dilution and hydrolysis of a silane at a high solid content (i.e., hydrolysis at 25% to 60% solid).
    Type: Grant
    Filed: June 15, 2016
    Date of Patent: October 19, 2021
    Assignee: Owens Coming Intellectual Capital, LLC
    Inventors: Fatemeh Nassreen Olang, William E. Downey
  • Patent number: 11142688
    Abstract: A preservation method of a quantum dot and a quantum dot composition are provided. The method includes the following steps. A quantum dot is mixed with a preservative to form a quantum dot composition, wherein the preservative is a long-chain unsaturated compound, and based on the total weight of the quantum dot composition, the content of the quantum dot is 5 wt % to 80 wt %, and the content of the preservative is 20 wt % to 95 wt %. The quantum dot composition is sealed for preservation.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: October 12, 2021
    Assignee: Taiwan Hopax Chemicals Mfg. Co., Ltd.
    Inventors: Wen-Wei Chien, Ping-Hung Lin, Li-Jane Her
  • Patent number: 11142691
    Abstract: Provided is a rare earth aluminate fluorescent material and a method of producing the same. The rare earth aluminate fluorescent material contains at least one rare earth element Ln selected from the group consisting of Y, La, Lu, Gd, and Tb; Ce; Al; and optionally at least one element M1 selected from Ga and Sc, wherein a total molar ratio of the rare earth element Ln and Ce is 3, a total molar ratio of Al and the element M1 is a product of 5 and a parameter k in a range of 0.95 or more and 1.05 or less, and a molar ratio of Ce is a product of a parameter n in a range of 0.003 or more and 0.017 or less and 3, and wherein a light emission peak wavelength ?p (nm) at an excitation wavelength of 450 nm and the parameter n satisfy ?p?1590n+531.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: October 12, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Yasuaki Mashima, Shoji Hosokawa
  • Patent number: 11136499
    Abstract: The invention relates to an aqueous composition comprising a suspension of ZnO particles and a polymer stabiliser containing carboxylic acid functions and carboxylic acid salt functions.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: October 5, 2021
    Assignees: UNIVERSITE CLAUDE BERNARD LYON 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Stéphane Daniele, Audrey Valette, Thibaut Cornier
  • Patent number: 11136502
    Abstract: Provided are a method of producing a thiogallate-based fluorescent material, a method of producing a light-emitting device, a thiogallate-based fluorescent material, and a light-emitting device. The method of producing a thiogallate-based fluorescent material includes preparing a first solution containing at least one M1 ion selected from the group consisting of Sr, Be, Mg, Ca, Ba and Zn, and at least one M2 ion selected from the group consisting of Eu and Ce, and a second solution containing a sulfite ion, simultaneously supplying the first solution and the second solution to a reactor to obtain a powder containing a sulfite that contains an element M1 and an element M2, mixing a raw material that contains the powder containing the sulfite that contains the element M1 and the element M2 and a powder containing a gallium compound, with lithium chloride to obtain a mixture, and heat-treating the mixture to obtain a thiogallate-based fluorescent material.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: October 5, 2021
    Assignee: NICHIA CORPORATION
    Inventor: Hirofumi Ooguri
  • Patent number: 11136501
    Abstract: A method of producing a thiogallate-based fluorescent material having a large particle diameter and an enhanced luminance, and a sulfite for a thiogallate-based fluorescent material are provided. The method of producing a thiogallate-based fluorescent material includes preparing a first solution containing at least one element M1 selected from the group consisting of strontium, beryllium, magnesium, calcium, barium and zinc, and at least one element M2 selected from the group consisting of europium and cerium, and a second solution containing a sulfite; simultaneously supplying the first solution and the second solution to a reaction vessel and causing a reaction in a reaction system to obtain a powder of a sulfite containing M1 and M2; and obtaining the thiogallate-based fluorescent material from the resulting powder of a sulfite containing M1 and M2.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: October 5, 2021
    Assignee: NICHIA CORPORATION
    Inventor: Hirofumi Ooguri
  • Patent number: 11130205
    Abstract: Embodiments of an alloy that can be resistant to cracking. In some embodiments, the alloy can be advantageous for use as a hardfacing alloys, in both a diluted and undiluted state. Certain microstructural, thermodynamic, and performance criteria can be met by embodiments of the alloys that may make them advantageous for hardfacing.
    Type: Grant
    Filed: June 8, 2015
    Date of Patent: September 28, 2021
    Assignee: Oerlikon Metco (US) Inc.
    Inventor: Justin Lee Cheney
  • Patent number: 11124703
    Abstract: Provided is a Cd-free blue fluorescent quantum dot with a narrow fluorescence FWHM. The quantum dot does not contain cadmium and its fluorescence FWHIM is 25 nm or less. The quantum dot is preferably a na.nocrystal containing zinc and selenium or zinc and selenium and sulfur. Further, the quantum dot preferably has a core-shell structure in which the nanocrystal serves as a core and the surface of the core is coated with a shell.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: September 21, 2021
    Assignee: NS MATERIALS INC.
    Inventors: Yuko Ogura, Yuka Takamizuma, Kazunori Iida, Emi Tsutsumi, Masanori Tanaka, Soichiro Nikata
  • Patent number: 11124852
    Abstract: A system includes a feeder configured to feed a continuous length of a tube at a predefined rate, a speed sensor configured to determine a feed rate of the continuous length of the tube, a first geometry sensor configured to determine one or more geometric dimensions of a portion of the continuous length of the tube, a first treatment station comprising a first entrance, a first exit, and a first heat treatment zone therebetween, the first heat treatment zone comprising at least one first zone heating element, and a controller configured to power the first zone heating element at a first heat treatment power level based on a first heat treatment target value, the feed rate, one or more of the geometric dimensions, and a first heating element value of the first zone heating element. The system may also include additional heat treatment and cooling stations.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: September 21, 2021
    Assignee: TENARIS COILED TUBES, LLC
    Inventors: Martin Emiliano Valdez, Diego Javier Monterosso, Jorge M. Mitre
  • Patent number: 11123707
    Abstract: The present disclosure relates to a method of synthesizing composites for removing heavy metals, including: preparing hollow hydroxyapatite particles including a functional group; preparing a composite in which magnetic oxide nanoparticles are combined on the hollow hydroxyapatite; and preparing a composite of hollow hydroxyapatite and metal particles by performing reduction annealing to the composite.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: September 21, 2021
    Assignees: Research & Business Foundation Sungkyunkwan University, GLOBAL FRONTIER CENTER FOR MULTISCALE ENERGY SYSTEMS
    Inventors: Hyun Suk Jung, Yeon Kyeong Ju, Mi Yeon Baek, Sang Myeong Lee, Yun Seok Kim, Byeong Jo Kim, Min Hee Kim, So Yeon Park