Patents Examined by Holly Le
  • Patent number: 11590567
    Abstract: A formulation containing particulate matter including nanometric metallic copper particles, at least 10% of the particulate matter being single-crystal metallic copper particles, the particulate matter having an average secondary particle size (d50) within a range of 20 to 200 nanometers, the nanometric metallic copper particles being at least partially covered by at least one dispersant; a concentration ratio of crystalline cuprous oxide particles to the nanometric metallic copper particles, within the particulate matter, being at most 0.4; the formulation including a solvent, the particulate matter and the solvent forming a dispersion.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: February 28, 2023
    Assignee: P.V. NANO CELL LTD.
    Inventors: Fernando De La Vega, Semyon Melamed
  • Patent number: 11591229
    Abstract: Disclosed herein are modified zeolites and methods for making modified zeolites. In one or more embodiments disclosed herein, a modified zeolite may include a microporous framework comprising a plurality of micropores having diameters of less than or equal to 2 nm. The microporous framework may include at least silicon atoms and oxygen atoms. The modified zeolite may further include organometallic moieties each bonded to bridging oxygen atoms. The organometallic moieties may include a titanium atom. The titanium atom may be bonded to a bridging oxygen atom, and the bridging oxygen atom may bridge the titanium atom of the organometallic moiety and a silicon atom of the microporous framework.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: February 28, 2023
    Assignees: Saudi Arabian Oil Company, King Abdullah University of Science and Technology
    Inventors: Robert Peter Hodgkins, Omer Refa Koseoglu, Jean-Marie Maurice Basset, Kuo-Wei Huang, Anissa Bendjeriou Sedjerari, Manoj K. Gangwar, Sathiyamoorthy Murugesan
  • Patent number: 11584855
    Abstract: The invention is a coating for agricultural products, which includes at least 10% of renewably sourced and biodegradable sugar esters. The invention is also a method of making a coated agricultural product, including the steps of providing a coating composition comprising at least 10% of a renewably sourced and biodegradable sugar ester, heating the coating composition to a temperature to reduce its viscosity to below about 100 cP, adding the coating composition to an agricultural product to form a mixture, and cooling the mixture to produce a coated agricultural product. The invention is also a method of reducing dust released from an agricultural product that includes the step of providing a coating composition comprising at least 10% of a renewable sourced and biodegradable sugar ester. Enough of the coating composition is added to the agricultural product to reduce the amount of dust released from the agricultural product by at least half.
    Type: Grant
    Filed: September 28, 2019
    Date of Patent: February 21, 2023
    Assignee: Renuvix LLC
    Inventors: Larry Goldstein, Melissa C. Hayes, Arthur R. Shirley, Jr., Gregory S. Peeden, Ihor Tarnavchyk, Deep Kalita
  • Patent number: 11566345
    Abstract: A semiconductor nanocrystal particle, a production method thereof, and a light emitting device including the same. The semiconductor nanocrystal particle includes a core including a first semiconductor nanocrystal, a first shell surrounding the core, the first shell including a second semiconductor nanocrystal including a different composition from the first semiconductor nanocrystal, a second shell surrounding the first shell, the second shell including a third semiconductor nanocrystal including a different composition from the second semiconductor nanocrystal, wherein the first semiconductor nanocrystal includes zinc and sulfur; wherein the third semiconductor nanocrystal includes zinc and sulfur; wherein an energy bandgap of the second semiconductor nanocrystal is less than an energy bandgap of the first semiconductor nanocrystal and less than an energy bandgap of the third semiconductor nanocrystal; and wherein the semiconductor nanocrystal particle does not include cadmium.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: January 31, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin A Kim, Yuho Won, Sung Woo Kim, Tae Hyung Kim, Jeong Hee Lee, Eun Joo Jang
  • Patent number: 11565942
    Abstract: Disclosed herein are modified zeolites and methods for making modified zeolites. In one or more embodiments disclosed herein, a modified zeolite may include a microporous framework including a plurality of micropores having diameters of less than or equal to 2 nm. The microporous framework may include at least silicon atoms and oxygen atoms. The modified zeolite may further include organometallic moieties each bonded to bridging oxygen atoms. The organometallic moieties may include a platinum atom. The platinum atom may be bonded to a bridging oxygen atom, and the bridging oxygen atom may bridge the platinum atom of the organometallic moiety and a silicon atom of the microporous framework.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: January 31, 2023
    Assignees: Saudi Arabian Oil Company, King Abdullah University of Science and Technology
    Inventors: Robert Peter Hodgkins, Omer Refa Koseoglu, Jean-Marie Maurice Basset, Kuo-Wei Huang, Anissa Bendjeriou Sedjerari, Manoj K. Gangwar, Sathiyamoorthy Murugesan
  • Patent number: 11557762
    Abstract: The present invention relates to a lithium composite metal oxide which satisfies the requirements (1) and (2) described below. Requirement (1): The ratio of the half width A of the diffraction peak within the range of 2?=64.5±1° to the half width B of the diffraction peak within the range of 2?=44.4±1°, namely A/B is from 1.39 to 1.75 (inclusive) in powder X-ray diffractometry using a Cu—K? ray. Requirement (2): The ratio of the volume-based 90% cumulative particle size (D90) to the volume-based 10% cumulative particle size (D10), namely D90/D10 is 3 or more.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: January 17, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Daisuke Nagao
  • Patent number: 11549040
    Abstract: Various shaped abrasive particles are disclosed. Each shaped abrasive particle includes a body having at least one major surface and a side surface extending from the major surface. The side surface can includes a toothed portion. The toothed portion can comprise a plurality of teeth. Each one of the teeth can have the same height.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: January 10, 2023
    Assignee: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventors: Todd M. Cotter, Francois Wagner, Rene G. Demers, Richard J. Klok, Alexandra Marazano, Adam D. Lior, James A. Salvatore, Sujatha K. Iyengar, David F. Louapre, Sidath S. Wijesooriya, Ronald Christopher Motta, Gary A. Guertin, Michael D. Kavanaugh, Doruk O. Yener, Jennifer H. Czerepinski, Jun Jia, Frederic Josseaux, Ralph Bauer, Frank J. Csillag, Yang Zhong, James P. Stewart, Mark P. Dombrowski, Sandhya Jayaraman Rukmani, Amandine Martin, Stephen E. Fox, Nilanjan Sarangi, Dean S. Matsumoto
  • Patent number: 11542162
    Abstract: The invention relates to a highly reactive, high-purity, free-flowing and dust-free lithium sulfide powder having an average particle size between 250 and 1,500 ?m and BET surface areas between 1 and 100 m2/g. The invention, furthermore, relates to a process for its preparation, wherein in a first step, lithium hydroxide monohydrate is heated in a temperature-controlled unit to a reaction temperature between 150° C. and 450° C. in the absence of air, and an inert gas is passed over or through it, until the residual water of crystallization content of the formed lithium hydroxide is less than 5 wt. % and in a second step, the anhydrous lithium hydroxide formed in the first step is mixed, overflowed or traversed by a gaseous sulfur source from the group consisting of hydrogen sulfide, elemental sulfur, carbon disulfide, mercaptans or sulfur nitrides.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: January 3, 2023
    Assignee: Albemarle Germany GmbH
    Inventors: Hannes Vitze, Vera Nickel, Sebastian Lang, Marc-Christian Müller, Sebastian Pietzner, Armine Plath
  • Patent number: 11542372
    Abstract: Provided are thermoplastic polymer particles having an aspect ratio of 1.00 or more and less than 1.05, and a roundness of 0.95 to 1.00. The thermoplastic polymer particles are formed from a thermoplastic polymer resin in a continuous matrix phase. The thermoplastic polymer particles show a peak cold crystallization temperature (Tcc) at a temperature between a glass transition temperature (Tg) and the melting point (Tm) in a differential scanning calorimetry (DSC) curve which is derived from temperature rise analysis at 10° C./min by differential scanning calorimetry.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: January 3, 2023
    Inventors: Jae Ho Lim, Sung Yong Kang, Kyoung Min Kang, Hee-Jung Lee, Min Gyung Kim, Chang-Young Park, Jun Ho Choi, Jae Han Song, Yu Jin Go
  • Patent number: 11538947
    Abstract: A photovoltaic unit that includes a biological interface for sensing an electrical signal from the biological tissue, the biological interface including a multilayered piezoelectric amplifier including a composite impulse generating layer including a matrix of a piezo polymeric material and dispersed phases including piezo nanocrystals and carbon nanotubes. The photovoltaic unit also includes a transducer structure comprising a fiber substrate having quantum dots present on a receiving end of the fiber. The receiving end of the fiber receiving the electrical signal. The quantum dots converts the electrical signal to a light signal.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: December 27, 2022
    Assignee: NEUROSILICA, INC.
    Inventors: Maxim Signaevsky, Igor Yehuda Yaroslavsky
  • Patent number: 11530134
    Abstract: A novel material and a transistor using a novel material are provided. A composite oxide includes at least two regions, one of which includes In, Zn and an element M1 (the element M1 is one or more of Al, Ga, Si, B, Y, Ti, Fe, Ni, Ge, Zr, Mo, La, Ce, Nd, Hf, Ta, W, Mg, V, Be, and Cu), and the other of which includes In, Zn, and an element M2 (the element M2 is one or more of Al, Ga, Si, B, Y, Ti, Fe, Ni, Ge, Zr, Mo, La, Ce, Nd, Hf, Ta, W, Mg, V, Be, and Cu). The proportion of the element M1 to In, Zn, and the element M1 in the region including the element M1 is less than that of the element M2 to In, Zn, and the element M2 in the region including the element M2. In an analysis of the composite oxide by X-ray diffraction, the diffraction pattern result in the X-ray diffraction is asymmetric with the angle at which the peak intensity of X-ray diffraction is detected as the symmetry axis.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: December 20, 2022
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Shunpei Yamazaki
  • Patent number: 11511996
    Abstract: A carbon nanotube composite is a carbon nanotube composite including one carbon nanotube and an amorphous carbon-containing layer that coats the carbon nanotube, the carbon nanotube having a D/G ratio of 0.1 or less, the D/G ratio being a ratio of a peak intensity of a D band to a peak intensity of a G band in Raman spectroscopic analysis with a wavelength of 532 nm, the carbon nanotube composite being fibrous and having a diameter of 0.1 ?m or more and 50 ?m or less.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: November 29, 2022
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., UNIVERSITY OF TSUKUBA
    Inventors: Toshihiko Fujimori, Takeshi Hikata, Soichiro Okubo, Jun-ichi Fujita
  • Patent number: 11511344
    Abstract: Techniques are disclosed for milling an iron-containing raw material in the presence of a nitrogen source to generate anisotropically shaped particles that include iron nitride and have an aspect ratio of at least 1.4. Techniques for nitridizing an anisotropic particle including iron, and annealing an anisotropic particle including iron nitride to form at least one ??-Fe16N2 phase domain within the anisotropic particle including iron nitride also are disclosed. In addition, techniques for aligning and joining anisotropic particles to form a bulk material including iron nitride, such as a bulk permanent magnet including at least one ??-Fe16N2 phase domain, are described. Milling apparatuses utilizing elongated bars, an electric field, and a magnetic field also are disclosed.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: November 29, 2022
    Assignee: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Jian-Ping Wang, YanFeng Jiang
  • Patent number: 11505742
    Abstract: The purpose of the present invention to provide semiconductor nanoparticles substantially containing no Cd, and which have an increased absorption coefficient to blue light while maintaining high stability. Semiconductor nanoparticles having a core containing at least In and P, and a shell having one or more layers, wherein at least one layer of the shell is ZnSeTe (wherein Te/(Se+Te)=0.03 to 0.50); and the semiconductor nanoparticles cause, when the semiconductor nanoparticles are dispersed in a dispersion medium to yield a dispersion liquid with a concentration of 1 mg/mL in inorganic mass, the dispersion liquid to have an absorbance of 0.9 or higher with respect to light having a wavelength of 450 nm at an optical path length of 1 cm.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: November 22, 2022
    Assignee: SHOEI CHEMICAL INC.
    Inventors: Takafumi Moriyama, Hirokazu Sasaki, Makoto Kido, Keisuke Matsuura, Yuko Mitsuka, Naoki Sakura
  • Patent number: 11498848
    Abstract: Use of a porous precipitated calcium carbonate (PCC) to retain volatile organic compounds (VOCs), a method of reducing emission of VOCs from a composition, the method comprising adding a porous PCC to the composition, said compositions such as polymer compositions and methods of making said compositions.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: November 15, 2022
    Inventors: Gilles Méli, Anaïs Berjeaud, Alexandra Jakob
  • Patent number: 11491713
    Abstract: A resin powder for solid freeform fabrication has a 50 percent cumulative volume particle diameter of from 5 to 100 ?m and a ratio (Mv/Mn) of a volume average particle diameter (Mv) to the number average particle diameter (Mn) of 2.50 or less and satisfies at least one of the following conditions (1) to (3): (1): Tmf1>Tmf2 and (Tmf1?Tmf2)?3 degrees C., both Tmf1 and Tmf2 are measured in differential scanning calorimetry measuring according to ISO 3146, (2): Cd1>Cd2 and (Cd1?Cd2)?3 percent, both Cd1 and Cd2 are measured in differential scanning calorimetry measuring according to ISO 3146, and (3): C×1>C×2 and (C×1?C×2)?3 percent.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: November 8, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Akira Saito, Yasuyuki Yamashita, Kiichi Kamoda, Shigenori Yaguchi, Nozomu Tamoto, Hitoshi Iwatsuki, Shinzo Higuchi, Sohichiroh Iida, Yasuo Suzuki
  • Patent number: 11485892
    Abstract: Provided is a method for producing a silica aerogel blanket having high thermal insulation and high strength, wherein an acicular metal-silica composite is added to a step of preparing a silica precursor solution during the production of the silica aerogel blanket to produce a silica aerogel blanket having characteristics of high thermal insulation, high strength, high thermal resistance and low dust.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: November 1, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Tae Gyeong Kang, Je Kyun Lee, Kyoung Shil Oh, Hyun Woo Jeon
  • Patent number: 11485685
    Abstract: An inorganic fiber toughened inorganic composite artificial stone panel and a preparation method thereof are disclosed. The panel includes a surface layer and a toughened base layer. The surface layer includes the the following components in parts by weight: 40-70 parts of quartz sand, 10-30 parts of quartz powder, 20-45 parts of inorganic active powder, 0.5-4 parts of pigment, 0.3-1 parts of water reducing agent and 3-10 parts of water. The toughened base layer includes the following components in parts by weight: 40-60 parts of inorganic active powder, 45-65 parts of sand, 0.8-1.5 parts of water reducing agent, 6-14 parts of water, 0.4-2 parts of inorganic fiber and 0.8-2.5 parts of toughener.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: November 1, 2022
    Assignee: GUANGDONG TOPNICE NEW MATERIALS TECHNOLOGY CO., LTD.
    Inventors: Fucai Liu, Min Xiao, Bin Li, Zengyong Zheng, Herning Huang
  • Patent number: 11485909
    Abstract: A quantum dot, a light emitting material, and a manufacturing method of quantum dot are provided. A ratio of an emission intensity to an absorption intensity of the quantum dot at a characteristic wavelength ranges from 1.5×108 CPS/Abs. to 2.0×109 CPS/Abs. The characteristic wavelength is a shorter wavelength of two wavelengths corresponding to half of a maximum intensity of an emission peak of the quantum dot.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: November 1, 2022
    Assignee: Chi Mei Corporation
    Inventor: Keng-Chu Lin
  • Patent number: 11479675
    Abstract: A reflective particulate material comprises a particulate substrate, and a coating on the particulate substrate. The coated reflective particulate material may have a relative error of an amount of the coating on the particulate substrate of about 5% to about 15%, and/or a dust index of about 5 or lower, and/or a staining loss of about 8% to about 11%. A method of manufacturing the reflective particulate material comprises mixing the particulate substrate with a liquid coating composition to form a wet particulate mixture, passing the wet particulate mixture through at least one heat zone to remove water and/or moisture, and curing the coating material in the coating composition.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: October 25, 2022
    Assignee: U.S. Silica Company
    Inventors: Rhonda Jenree, Dale Addison Grove