Patents Examined by Ronak C Patel
  • Patent number: 11951550
    Abstract: A cemented carbide including tungsten carbide grains and a binder phase, in which a total content of the tungsten carbide grains and the binder phase in the cemented carbide is no less than 80 vol %, a content of the binder phase in the cemented carbide is no less than 0.1 vol % and no more than 20 vol %, in a histogram showing distribution of orientation differences between adjacent pairs each consisting of two of the tungsten carbide grains adjacent to each other in the cemented carbide, a first peak is present in a class of the orientation differences of no less than 29.5° and less than 30.5°.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: April 9, 2024
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Yasuki Kido, Katsumi Okamura, Takashi Sekiya
  • Patent number: 11945196
    Abstract: A polymeric film, sheet, or extrusion coating is formed as a multilayered structure having at least one A layer and at least one B layer. The polymeric film, sheet, or extrusion coating is able to include at least 30% recycled content resin while also exhibiting improved stiffness and strength relative to films with purely virgin polymers. One embodiment of the present invention further presents improved oxygen barrier properties relative to existing films, sheets, or extrusion coatings. Due to the strong structural properties, the polymeric film, sheet, or extrusion coating allows for the inclusion of recycled content into applications where recycled content has previously not been able to be included, such as flexible food, pharmaceutical, or cosmetics packaging.
    Type: Grant
    Filed: February 2, 2022
    Date of Patent: April 2, 2024
    Assignee: PEAK NANO FILMS, LLC
    Inventors: Michael Ponting, Wendy Hoenig, Stephen Mark Hoenig
  • Patent number: 11912849
    Abstract: The present invention is directed to granules comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and long fibers (LF).
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: February 27, 2024
    Assignee: Borealis AG
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Patent number: 11897775
    Abstract: Nitric oxide-releasing materials, methods of making nitric oxide-releasing materials, and uses of nitric oxide-releasing materials are provided. The nitric oxide-releasing materials include a mesoporous silica core and an outer surface having a plurality of nitric oxide donors. In an exemplary aspects, the nitric oxide-releasing material includes a mesoporous diatomaceous earth core, and an outer surface having a plurality of S-nitroso-N-acetyl-penicillamine groups covalently attached thereto. Uses of the nitric oxide-releasing materials can include coatings for medical devices such as catheters, grafts, and stents; wound gauzes; acne medications; and antiseptic mouthwashes; among others.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: February 13, 2024
    Assignee: University of Georgia Research Foundation, Inc.
    Inventors: Hitesh Handa, Marcus Goudie, Jitendra Pant, Bryan Grommersch, Sean Hopkins
  • Patent number: 11895952
    Abstract: An agricultural and horticultural film that does not raise a temperature of an atmosphere such as a greenhouse by using the agricultural and horticultural film in the greenhouse, etc., while absorbing infrared rays from the sunlight and warming the soil, the film having an infrared absorbing layer containing infrared absorbing material ultrafine particles, wherein the infrared absorbing material ultrafine particles are composite tungsten oxide ultrafine particles, and the composite tungsten oxide ultrafine particles have a XRD peak top intensity ratio value of 0.13 or more based on an XRD peak intensity ratio value of 1 on plane of a silicon powder standard sample (640c produced by NIST).
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: February 13, 2024
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Hirofumi Tsunematsu, Takeshi Chonan
  • Patent number: 11891542
    Abstract: Alpha-Alumina flakes having a particle thickness of 130-400 nm, a D50-value of 15-30 ?m, a D90-value of 30-45 ?m and a D10-value of <9.5 ?m. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: February 6, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki Matsuda, Katsuhisa Nitta
  • Patent number: 11894171
    Abstract: Provided is an Al-containing hexagonal ferrite magnetic powder which produces an excellent durability-improving effect on a magnetic recording medium, wherein uniform pulverization of the magnetic powder can be easily achieved by dispersion treatment in preparation of a magnetic coating material even in cases where the magnetic powder has a small primary particle size or has a composition which is likely to produce hard secondary particles. The magnetic powder for a magnetic recording medium is an Al-containing hexagonal ferrite magnetic powder having an Al/Fe molar ratio of 0.030 to 0.200, and has a particle size distribution in which the volume ratio of particles having a particle size of 30 ?m or more as measured by a laser diffraction particle size distribution analyzer with a dispersion pressure of 100 kPa is 5.0% or less, and an activation volume Vact of 1800 nm3 or less.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: February 6, 2024
    Assignees: DOWA ELECTRONICS MATERIALS CO., LTD., FUJIFILM CORPORATION
    Inventors: Hirohisa Omoto, Shuji Kaneda, Satoshi Shiki, Hiroyuki Suzuki, Toshio Tada
  • Patent number: 11891541
    Abstract: Alpha-Alumina flakes having a particle thickness of 130-400 nm, a D50-value of 15-30 ?m, a D90-value of 30-45 ?m and a D10-value of <9.5 ?m. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: February 6, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki Matsuda, Katsuhisa Nitta
  • Patent number: 11873383
    Abstract: Vanadium oxide nanomaterial composite compositions and substrates including films comprising vanadium oxide nanomaterial composite compositions are described. A film and composition generally including a polymeric matrix; and a crystalline vanadium oxide nanomaterial dispersed in the polymeric matrix, wherein the crystalline vanadium oxide nanomaterial comprises a smallest dimension between about 100 nm and about 5 nm.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: January 16, 2024
    Assignee: THE TEXAS A&M UNIVERSITY SYSTEM
    Inventors: Sarbajit Banerjee, Kate E. Pelcher, Nathan A. Fleer
  • Patent number: 11867694
    Abstract: The present invention relates to latex particles for measurement reagents, said latex particles having a coefficient of variation in particle diameters of 10% or less and an average particle diameter of 250 to 1000 nm. Each of the latex particles contains 20% by weight or more of a compound having a refractive index of 1.60 or more. The depth of a supernatant is 5 mm or less when a liquid dispersion having a solid matter concentration of 1% by weight, which is prepared by dispersing the latex particles in ultrapure water, is placed in a tubular 10-ml measuring cylinder having a body inner diameter of 10.8 mm and is then allowed to leave for 10 days. According to the particles, a measurement of a measurement sample can be performed at a high sensitivity even when the concentration of a substance to be tested in the measurement sample is low.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: January 9, 2024
    Assignee: SEKISUI MEDICAL CO., LTD.
    Inventors: Satoru Sugimoto, Takeshi Wakiya, Shinichiro Kitahara, Maasa Yaji, Yuya Inaba
  • Patent number: 11855284
    Abstract: A positive electrode active material precursor for a non-aqueous electrolyte secondary battery, including-nickel composite hydroxide particles, is provided, wherein a cross section of each nickel composite hydroxide particle includes voids, and an average value of a ratio of an area of the voids in an area of each of the plurality of regions partitioned by predetermined boundary lines, is greater than or equal to 0.5% and less than or equal to 5.0%, and a standard deviation of the ratio of the area of the voids in the area of each of the plurality of regions partitioned by the predetermined boundary lines, is less than or equal to 1.0.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: December 26, 2023
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Kenji Tashiro, Kentaro Sogabe
  • Patent number: 11834579
    Abstract: A copper oxide coated pigment including a particle having an outer surface, and a layer of copper oxide on the outer surface. The pigment has a reflectivity of electromagnetic radiation in a visible spectrum less than or equal to 5%, and a reflectivity of electromagnetic radiation in a near-IR and LiDAR spectrum greater than or equal to 5%. The particle is cobalt oxide or carbon black. A method for forming copper oxide coated particles includes combining a precipitating agent with a solution of copper nitrate and particles, forming coated particles. The particles are cobalt oxide or carbon black. Washing the particles, obtaining washed coated particles, and filtering the washed coated particles, obtaining filtered coated particles. Drying the filtered coated particles, obtaining dried coated particles, and calcining the dried coated particles to form the copper oxide coated particles.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: December 5, 2023
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Songtao Wu, Krishna Gunugunuri, Debasish Banerjee
  • Patent number: 11796725
    Abstract: In these metal oxide microparticles, surfaces of microparticles of a metal oxide are modified by a fatty acid having 5 or more and 14 or less carbon atoms and having a branched chain, the metal oxide is metal oxides of a plurality of kinds of metals selected from the group consisting of Zn, In, Sn, and Sb, and an average particle diameter of the microparticles is 80 nm or less. In a dispersion for forming an infrared-shielding film, the metal oxide microparticles are dispersed in a hydrophobic solvent, and a light transmittance in a wavelength range of 800 nm to 1,100 nm is 20% or more and less than 70%.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: October 24, 2023
    Assignee: MITSUBISHI MATERIALS CORPORATION
    Inventors: Satoko Higano, Miho Shoji
  • Patent number: 11783975
    Abstract: Described herein is a nanocrystalline ferrite having the formula Ni1?x?yMyCoxFe2+zO4, wherein M is at least one of Zn, Mg, Cu, or Mn, x is 0.01 to 0.8, y is 0.01 to 0.8, and z is ?0.5 to 0.5, and wherein the nanocrystalline ferrite has an average grain size of 5 to 100 nm. A method of forming the nanocrystalline ferrite can comprise high energy ball milling.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: October 10, 2023
    Assignee: ROGERS CORPORATION
    Inventors: Li Zhang, Yajie Chen
  • Patent number: 11772981
    Abstract: Provided is a stannous oxide powder that can be suitably used for supplying tin ions, and has improved solubility and at the same time has an improved handling property. A stannous oxide powder comprising stannous oxide and inevitable impurities, wherein a content of stannous oxide in a dry mass is 99.9% by mass or more; a specific surface area is from 0.1 to 1.0 m2/g; a TAP density is from 2 to 4 g/cm; a 50% particle diameter is from 30 to 60 ?m; and an angle of repose is from 10 to 33°.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: October 3, 2023
    Assignee: JX Metals Corporation
    Inventor: Koichi Takemoto
  • Patent number: 11767382
    Abstract: A resin composition for molding having excellent heat resistance, hardness, cost-effectiveness, and biodegradability is provided by using an amorphous resin material component extracted from plant-derived wood. The resin composition is a hemicellulose monomer obtained by applying a methacrylation reaction or acrylation reaction to a hemicellulose or hemicellulose derivative and has a molecular structure in which a methacrylic group or acryloyl group is bonded to the hemicellulose or hemicellulose derivative. This hemicellulose monomer has excellent injection moldability.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: September 26, 2023
    Assignee: Hemicellulose Ltd.
    Inventors: Seiji Morita, Jin Nasukawa, Kenichi Sato, Laksmi Kusumawardhani
  • Patent number: 11760851
    Abstract: A cast film, for use in monolayer and multilayer applications, having an outstanding inherent cling property is disclosed. Additionally, a multilayer cast film utilizing a cast film component layer prepared from a Ziegler-Natta catalyzed ethylene and alpha-olefin copolymer is disclosed, wherein the cast film component layer has a cling force of at least 200 grams-force per inch width at 200% pre-stretch, a slow puncture resistance of greater than 50 J/mm, and a TD tear strength of greater than 450 g/mil, with no cling additives present in the cast film component layer.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: September 19, 2023
    Assignee: Formosa Plastics Corporation, U.S.A.
    Inventors: Chih-Jian Chen, Honglan Lu, Guangxue Xu, Ming-Yung Lee, Raj Ranjan
  • Patent number: 11738351
    Abstract: Disclosed herein are systems and methods for processing waste egg shells into (i) a first product including calcified egg shell particles having diameters of 3 ? or less, and (ii) a second product including calcified egg shell particles having diameters in a range from about 3 ? to about 7 ?. The first product may be used as a CaCO3 substitute for paint compositions and plastics compositions. The second product may be used as a CaCO3 blasting media substitute for use with abrasive blasting equipment.
    Type: Grant
    Filed: January 31, 2022
    Date of Patent: August 29, 2023
    Assignee: Eggshellerate Inc.
    Inventor: Jack Maendel
  • Patent number: 11738350
    Abstract: Disclosed herein are systems and methods for processing waste egg shells into (i) a first product including calcified egg shell particles having diameters of 3? or less, and (ii) a second product including calcified egg shell particles having diameters in a range from about 3? to about 7?. The first product may be used as a CaCO3 substitute for paint compositions and plastics compositions. The second product may be used as a CaCO3 blasting media substitute for use with abrasive blasting equipment.
    Type: Grant
    Filed: January 31, 2022
    Date of Patent: August 29, 2023
    Assignee: Eggshellerate Inc.
    Inventor: Jack Maendel
  • Patent number: 11732099
    Abstract: Resin particles include mother particles containing a biodegradable resin, in which an alkali metal atomic weight A present on a resin particle surface with respect to a total atomic weight present on the resin particle surface, which is measured by an X-ray photoelectron spectroscopy, and an alkali metal atomic weight B present in the resin particles with respect to the total atomic weight present on the resin particles, which is measured by a fluorescent X-ray spectroscopy, satisfy a relationship of 0?(A/B)<0.15 and 0.005 atomic %?B?0.5 atomic %.
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: August 22, 2023
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Hideaki Yoshikawa, Kenji Yao, Masahiro Oki, Kazusei Yoshida, Tetsuya Taguchi