Patents Examined by Peter L. Vajda
  • Methods and breakable supports for additive manufacturing
    Patent number: 11148360
    Abstract: The present disclosure generally relates to methods for additive manufacturing (AM) that utilize breakable structures in the process of building objects, as well as novel breakable support structures to be used within these AM processes. A support structure includes a weakened portion and the object includes an outlet. The method includes breaking the removable support structure at the weakened portion into at least two parts.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: October 19, 2021
    Assignee: General Electric Company
    Inventor: Zachary David Fieldman
  • Ferrite carrier core material for electrophotographic developer, carrier for electrophotographic developer, and developer
    Patent number: 11150569
    Abstract: Provided are a ferrite carrier core material for an electrophotographic developer having a full length L1 of grain boundary and a circumference length L2 of the core material in a cross-section of the core material, and satisfying a relationship of 2?L1/L2?9; a carrier for an electrophotographic developer including the ferrite carrier core material and a coating layer containing a resin provided on a surface of the ferrite carrier core material; and an electrophotographic developer including the carrier and a toner.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: October 19, 2021
    Assignee: POWDERTECH CO., LTD.
    Inventors: Yuzuru Yamasaki, Takao Sugiura, Takeshi Naito, Tetsuya Uemura
  • Electrophotographic photoreceptor, process cartridge, and image forming apparatus
    Patent number: 11150567
    Abstract: An electrophotographic photoreceptor includes a conductive substrate; an undercoat layer that is disposed on the conductive substrate and contains metal titanate compound particles, an electron transporting compound, and a binder resin; and a photosensitive layer on the undercoat layer.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: October 19, 2021
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kota Maki, Masahiro Iwasaki, Kenji Kajiwara
  • Methods of forming imprinted patterns and imprinting apparatuses used therein
    Patent number: 11137679
    Abstract: An imprinting apparatus and methods of forming imprinted patterns are provided. The imprinting apparatus may include an imprint template and an exposure system. The imprint template may include a mesa portion and a light blocking layer. The mesa portion may have a patterned surface providing imprinting patterns, and the light blocking layer may define a window region. The exposure system may be configured to alternately generate a first exposure light travelling toward the window region and a second exposure light travelling toward the patterned surface.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: October 5, 2021
    Assignee: SK hynix Inc.
    Inventor: Wooyung Jung
  • Method and mould for creating an aerodynamic element comprising riblets
    Patent number: 11135747
    Abstract: A method for making an aerodynamic element, particularly for an aircraft, including an external face and a plurality of parallel ribs and/or grooves formed on the external face, the method including making the element and its ribs and/or its grooves simultaneously with a mold, including a step to supply a film made of a deformable material that includes ribs and/or grooves complementary to the ribs and/or grooves of the element, a step to position the film on a wall of the mold, a step in which the element is molded, a step in which the element is separated from the mold simultaneously with the film, and a step in which the film is separated from the element.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: October 5, 2021
    Assignee: SAFRAN
    Inventors: Nicolas Pierre Lanfant, Emilie Goncalves
  • Composite useful for molded articles
    Patent number: 11135756
    Abstract: A wearable container containing a composite which has an alternating pattern containing groupings of woven fabric and groupings of biaxially oriented thermoplastic films. The composite has a thickness of less than about 5 mm. Each grouping of woven fabric contains at least one woven fabric layer, each woven fabric layer containing tape elements having a base layer of a strain oriented olefin polymer disposed between covering layers of a heat fusible olefin polymer. Each grouping of biaxially oriented thermoplastic films contain at least one biaxially oriented thermoplastic film which has a core layer of thermoplastic disposed between covering layers of a thermoplastic able to bond to polypropylene.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: October 5, 2021
    Inventor: Howell B. Eleazer
  • Toner and image forming method
    Patent number: 11131938
    Abstract: A toner comprises a toner particle including a binder resin, and inorganic fine particles A and silica particles B, wherein the inorganic fine particle A has a rectangular parallelepiped shape; an amount of the inorganic fine particles A is 0.3 to 3.0 mass parts per 100 mass parts of the toner particles; a number average particle diameter of the silica particles B is 80 to 200 nm; a fixing ratio of the inorganic fine particle A is 25% to 70%; where a separation amount of the inorganic fine particles A is denoted by YA (mg), and a separation amount of the silica particles is denoted by YB (mg), YA is 3.00 to 18.0, YA and YB satisfy the following formula, YA/YB>0.75, and a surface potential difference C in a rubbing test using the inorganic fine particle A and the binder resin is ?70 V to +70 V.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: September 28, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Ryuji Murayama, Takaho Shibata, Junichi Tamura, Kenta Mitsuiki, Megumi Shino, Hironori Minagawa
  • Toner
    Patent number: 11131939
    Abstract: A toner including a toner particle that contains a binder resin, and an inorganic fine particle, wherein the inorganic fine particle contains aggregated particles; the aggregated particles contain primary particles of at least one metal salt selected from the group consisting of titanate metal salts and zirconate metal salts; the primary particles have a number-average particle diameter of from 15 nm to 55 nm; the aggregated particles have an aggregation diameter of from 80 nm to 300 nm, the aggregated particles have a volume resistivity of from 2×109 ?·cm to 2×1013 ?·cm; and the aggregated particles cover a surface of the toner particle, and a coverage ratio of the aggregated particles with respect to the surface of the toner particle is from 0.3 area % to 10.0 area %.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: September 28, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masayuki Hama, Yuto Onozaki, Takeshi Hashimoto, Megumi Shino, Ichiro Kanno, Nozomu Komatsu, Hiroyuki Fujikawa
  • Toner for developing electrostatic charge image, electrostatic charge image developer, and toner cartridge
    Patent number: 11131940
    Abstract: A toner for developing an electrostatic charge image includes a binder resin. In dynamic viscoelasticity measurement, a storage modulus G?50T of the toner at 50° C. is 2×106 Pa or more and 3×108 Pa or less, a storage modulus G?100T of the toner at 100° C. is 1×104 Pa or more and 1×106 Pa or less, and tan ?T of the toner in an entire temperature range of 50° C. or more and 100° C. or less is 0.05 or more and 1.5 or less.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: September 28, 2021
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Shinya Sakamoto, Shinya Nakashima, Masaki Iwase, Tomohiro Shinya, Ryutaro Kembo, Tomohito Nakajima, Naomi Miyamoto
  • Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
    Patent number: 11126097
    Abstract: Provided is an electrophotographic photosensitive member in which discharge streaks generated in an end portion can be suppressed. The electrophotographic photosensitive member includes a cylindrical support, a charge-generating layer, and a charge-transporting layer in the stated order. In the electrophotographic photosensitive member, when a region between a center position and a 90% position situated at a 90% of a length of from the center position to one end of the electrophotographic photosensitive member in an axial direction thereof from the center position, is defined as a region X, and a region between the 90% position and the end of the electrophotographic photosensitive member is defined as a region Z. Average thicknesses in regions obtained by equally dividing the region X into five and regions obtained by equally dividing the region Z into three satisfy particular relationships.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: September 21, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Tomohito Ishida, Kaname Watariguchi, Masataka Kawahara, Michiyo Sekiya, Kohei Makisumi
  • Apparatus for fabricating an object
    Patent number: 11123917
    Abstract: An apparatus for fabricating an object on a substrate, the apparatus including a plurality of nozzles arranged in an array and each nozzle being in communication with a supply of build material and configured to expel a quantity of the build material therefrom, and also including a controller configured to selectively operate each nozzle to deposit a portion of the build material, responsive to data relating to a geometry of the object. During operation, the controller selectively operates at least some of the nozzles to deposit portions of the build material in specific locations corresponding with the object geometry, wherein at least one of the portions abuts the substrate and the portions are progressively deposited until the portions form the object.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: September 21, 2021
    Assignee: LAING O'ROURKE AUSTRALIA PTY LIMITED
    Inventors: James Bruce Gardiner, Nathan Graham Edward Kirchner, Omar Al-Khayat
  • Yellow toner
    Patent number: 11126101
    Abstract: A yellow toner which provides, even in small amounts, a sharper color and brighter gloss, and higher reflection density than ever before, and which has excellent light resistance.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: September 21, 2021
    Assignee: ZEON CORPORATION
    Inventor: Kojiro Akazaki
  • Film mold and imprinting method
    Patent number: 11123960
    Abstract: A film mold according to the present embodiment includes a first resin layer having a pattern region including a concavo-convex pattern and constituted by a resin composition, and a first glass substrate layer constituted by thin film glass and laminated on a surface on an opposite side to a surface on which the pattern region is formed in the first resin layer.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: September 21, 2021
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventors: Yasuhiro Okawa, Hidenori Yoshioka
  • Dispersant-attached polytetrafluoroethylene particle, composition, layer-shaped article, electrophotographic photoreceptor, process cartridge, and image forming apparatus
    Patent number: 11126100
    Abstract: A dispersant-attached polytetrafluoroethylene particle includes a polytetrafluoroethylene particle and a dispersant that attaches to a surface of the polytetrafluoroethylene particle and contains a fluorine atom. The particle size distribution index [D50-D10] is less than 50 nm and the electrical conductivity is 7 ?S/cm or less.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: September 21, 2021
    Assignee: FUJIFILM Business Innovation Corp.
    Inventor: Wataru Yamada
  • White toner
    Patent number: 11112711
    Abstract: A white toner comprising a toner particle wherein the toner particle includes a binder resin and a calcium titanate particle, the binder resin has an acid value, and a content of the calcium titanate particle in the toner is in the range of from 25 mass % to 80 mass %.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: September 7, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kouichirou Ochi, Yuya Chimoto, Tomoyo Miyakai, Takashi Hirasa
  • Electrostatic ink compositions and scratch-off structures
    Patent number: 11112717
    Abstract: Disclosed herein is an electrostatic ink composition comprising a component selected from a fatty acid ester having a plurality of hydroxyl substituents and a fatty acid amide having a plurality of hydroxyl substituents. Also described herein are scratch-off structures and methods for producing them.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: September 7, 2021
    Assignee: HP Indigo B.V.
    Inventors: Inna Tzomik, Albert Teishev
  • Toner and toner manufacturing method
    Patent number: 11112709
    Abstract: A toner comprising a toner particle containing a binder resin, the storage elastic modulus Gt? (150) of the toner at 150° C. is at least 1.0×104 Pa, the binder resin contains a polymer A having a first monomer unit derived from a first polymerizable monomer and a second monomer unit derived from a second polymerizable monomer different from the first polymerizable monomer, the first polymerizable monomer is selected from specific (meth)acrylic acid esters, the contents of the first monomer unit and second monomer unit in the polymer A are within specific ranges, and the SP values of the first monomer unit and second monomer unit are within specific ranges.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: September 7, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Tatsuya Saeki, Shuntaro Watanabe, Hiroki Akiyama, Hiroki Kagawa, Takashi Matsui
  • Additive manufacturing method for functionally graded material
    Patent number: 11104066
    Abstract: A method for producing a functionally graded component layer-by-layer includes: depositing radiant-energy-curable resin on a build surface defined by a resin support, the resin containing filler including at least two groups of particles with different physical properties; allowing the filler to settle such that the groups of particles separate from each other, defining at least two regions within the resin; positioning a stage relative to the build surface so as to define a layer increment in the resin; selectively curing the resin using an radiant energy applied in a specific pattern so as to define the geometry of a cross-sectional layer of the component; moving the build surface and the stage relatively apart so as to separate the component from the build surface; repeating at least the steps of positioning and selectively curing for a plurality of layers, until the component is complete.
    Type: Grant
    Filed: December 23, 2018
    Date of Patent: August 31, 2021
    Assignee: General Electric Company
    Inventors: Meredith Elissa Dubelman, Xi Yang, Mary Kathryn Thompson
  • Electrophotographic photoconductor
    Patent number: 11106147
    Abstract: There is provided an electrophotographic photoconductor in which at least an undercoat layer and a photosensitive layer are laminated in an order mentioned on a conductive support, wherein at least one of the undercoat layer and the photosensitive layer contains a compound represented by a formula A below: wherein Y in the above formula A is a group represented by: wherein R1 and R2 are each independently an alkyl group having 1 to 6 carbon atoms, m is an integer of 1 to 4, and X is each independently a group selected from a group 1 below: wherein R3 to R8 in the above group 1 are each independently an alkyl group having 1 to 6 carbon atoms.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: August 31, 2021
    Assignee: KONICA MINOLTA, INC.
    Inventor: Koichi Kudoh
  • Toner
    Patent number: 11099493
    Abstract: A toner comprising a toner particle containing a resin component, wherein the resin component contains an amorphous polyester and a crystalline polyester, and in depth profile measurement of secondary ions on the toner particle surface by TOF-SIMS, given Ia(t) as the intensity of secondary ions derived from the amorphous polyester, Ic(t) as the intensity of secondary ions derived from the crystalline polyester, and I(t) as the total detected intensity of secondary ions derived from resin contained in the toner particle at a depth of t (nm) from the toner particle surface, the following formulae are satisfied within the range of 0?t?10: Ia(t)>Ic(t)>0.0000 (Ia(t)+Ic(t))/I(t)?0.80 and there is only one point of intersection between the depth profile curve of Ia(t) and Ic(t) within the range of 10?t?30.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: August 24, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yuta Komiya, Daisuke Yoshiba, Tomoya Nagaoka, Kazuyuki Sato, Tomohisa Sano