Patents Examined by Helene Klemanski
  • Patent number: 11186738
    Abstract: An ink jet printing ink includes a colorant selected from acid dyes and reactive dyes, an organic solvent, and water. The organic solvent has a solubility parameter value greater than or equal to 11 and less than or equal to 13.5. The organic solvent also has a viscosity, at 20° C., greater than or equal to 10 mPa·s and less than or equal to 180 mPa·s.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: November 30, 2021
    Inventors: Masayuki Murai, Hidehiko Komatsu, Hiroyuki Kaneko
  • Patent number: 11091662
    Abstract: Provided is an ink composition used for image formation by an ink jet method. The ink composition includes plate-like metal particles that include a metal element having a standard oxidation-reduction potential nobler than ?1.65 V, that have an average equivalent circle diameter of 10 nm or more and less than 500 nm, and that have an average aspect ratio, which is the ratio of the average equivalent circle diameter to an average thickness, of 3 or more. Also provided are an ink set, an image forming method, and a printed matter.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: August 17, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Kosuke Watanabe, Yushi Hongo, Kensuke Masui, Naoharu Kiyoto, Toshiyuki Makuta, Kazuhiro Hamada
  • Patent number: 11085833
    Abstract: A temperature sensitive ink composition including a metal oxide nanoparticle; a binder; a solvent; an optional dispersant; and an optional surfactant; wherein the ink composition is a thermistor ink that exhibits a change in resistance which is dependent on temperature. A process for preparing the ink composition. A process including depositing the ink composition onto a substrate to form deposited features; and optionally, heating the deposited features on the substrate to form temperature sensitive features on the substrate, wherein depositing can include ink jet printing or aerosol jet printing.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: August 10, 2021
    Assignee: Xerox Corporation
    Inventors: Sarah J. Vella, Guiqin Song, Chad Smithson, Yujie Zhu
  • Patent number: 11085125
    Abstract: A multifunctional coating method involves cleaning a surface, applying a layer of corrosion-resistant alloy coating to the surface, and applying an oleo-hydrophobic composite coating over the corrosion-resistant alloy coating. An oil and gas pipe has an inner surface with a multifunctional coating applied using the multifunctional coating method, and has an inner oleo-hydrophobic composite coating, beneath the inner oleo-hydrophobic composite coating a corrosion-resistant alloy coating, and beneath the corrosion-resistant alloy coating untreated pipe or any other metallic substrate.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: August 10, 2021
    Assignee: Oceanit Laboratories, Inc.
    Inventors: Ganesh Kumar Arumugam, Vinod Veedu, Matthew Nakatsuka
  • Patent number: 11078373
    Abstract: In order to satisfy the demand of consumers regarding design attractiveness, an infrared-light-transmitting dark color ink is provided, the ink having a black appearance and attaining high design attractiveness and, despite this, having sufficient infrared-light-transmitting property. The infrared-light-transmitting dark color ink transmits near infrared light having wavelengths of 750-1,500 nm, and comprises a resin component and a pigment component that comprises both a brown pigment, e.g., a benzimidazolone pigment, and a phthalocyanine pigment.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: August 3, 2021
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Naoto Yamanaka, Hitoshi Nishikawa, Keita Arihara
  • Patent number: 11072722
    Abstract: A pencil lead and a pencil containing the pencil lead wherein the pencil lead is polymer-based, extrudable, non-expanded, non-calcined and comprises graphite, of which 25% to 100% by weight or 50% to 100% by weight of the graphite, in relation to the total weight of the graphite, is expanded graphite.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: July 27, 2021
    Assignee: SOCIETE BIC
    Inventors: Julien Gouerec, Frédéric Claptien, Philippe Lefebvre, Christelle Debrauwer
  • Patent number: 11072721
    Abstract: An ink jet printing method includes printing an image on a printing medium including a transparent substrate and an ink-receiving layer on one side of the transparent substrate by applying a first ink and a second ink onto the surface of the ink-receiving layer of the printing medium in such a manner that the first ink and the second ink are at least partially superposed one on the other. The first ink is an aqueous ink containing silver particles, and the second ink is an aqueous ink containing a dye. The particle size at 50% in the cumulative volume distribution of the silver particles is larger than the average pore size of the ink-receiving layer.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: July 27, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsufumi Shiba, Kenichi Iida, Kazuhiko Araki
  • Patent number: 11069867
    Abstract: An electronically pure carbon nanotube ink, includes a population of semiconducting carbon nanotubes suspended in a liquid, the ink being essentially free of metallic impurities and organic material, and characterized in that when incorporated as a carbon nanotube network in a metal/carbon nanotube network/metal double diode, a nonlinear current-bias curve is obtained on application of a potential from 0.01 V to 100 V. The ink can be used to prepare air-stable n-type thin film transistors having performances similar to current thin film transistors used in flat panel displays amorphous silicon devices and high performance p-type thin film transistors with high-? dielectrics.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: July 20, 2021
    Assignee: Atom H2O, LLC
    Inventor: Huaping Li
  • Patent number: 11053402
    Abstract: The invention relates to a black ink comprising a black dye dispersion in an aqueous vehicle comprising disperse blue 291 and/or 291:1, disperse red 82 and disperse red 54 and the use of such black ink in a method for digital inkjet-printing of a fabric, preferably on polyester.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: July 6, 2021
    Assignee: JK Group S.P.A.
    Inventors: Marco Ugoletti, Luca Guggiari
  • Patent number: 11041085
    Abstract: There is provided an ink set usable for forming an image on a recording medium which is fabric or recording paper, the ink set including: a water-based ink for ink-jet recording including a pigment, a first resin and water; and a treatment agent including a second resin and the water. The ink set satisfies the following conditions (1) to (3): condition (1): 0.9?(B+C)/A; condition (2): 3?A?9; condition (3): B<9. In the conditions (1) to (3), A: a blending amount (% by weight) of the pigment in an entire amount of the water-based ink; B: a blending amount (% by weight) of the first resin in the entire amount of the water-based ink; and C: a blending amount (% by weight) of the second resin in an entire amount of the treatment agent.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: June 22, 2021
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Keisuke Yuhara, Yasuhiro Taga, Mitsunori Maeda, Shinpei Ito
  • Patent number: 11041082
    Abstract: An image forming method comprises applying a white ink containing a metal oxide having a number average particle diameter of from 200 to 700 nm and a polymer to a recording medium and applying a glittery ink containing a glittery pigment to an area on the recording medium where the white ink has been applied, wherein the following relation 1 is satisfied: 0.6?Vp/(Vp+Ve) ??Relation 1, where Vp represents a volume of the metal oxide in the white ink and Ve represents a volume of the polymer in the white ink.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: June 22, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Juichi Furukawa, Tatsuya Tomura
  • Patent number: 11034850
    Abstract: Described herein is a printing ink or coating composition that includes: (a) one or more elastomeric polyurethane resins with amine functionality having a glass transition temperature of about ?45° C. to about ?70° C.; (b) one or more acrylic resins based on a methacrylate/styrene co-polymer with a glass transition temperature of about 45° C. to about 110° C.; (c) one or more nitrocellulose binders; (d) one or more solvents; and (e) optionally, one or more waxes and/or one or more colorants. The inks and coating compositions are well suited for printing onto shrink sleeve label substrates, such as by flexographic and gravure printing. The inks and coatings provide exceptional printability and resistance to chemicals, to softening, to re-wetting, and to set-off.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: June 15, 2021
    Assignee: Sun Chemical Corporation
    Inventors: David Jason Rimmer, Nicholas Matthew Crandon
  • Patent number: 11021624
    Abstract: An oil-based magnetic ink can be provided that has low viscosity and improved storage stability. Specifically disclosed is an oil-based magnetic ink containing a magnetic pigment that contains a ferrite, a pigment dispersant A that has an acid value but has no base value, a pigment dispersant B that has an acid value and a base value, and a non-aqueous solvent. One example of the pigment dispersant A is at least one compound selected from the group consisting of hydroxystearic acid and polyhydroxystearic acid. One example of the pigment dispersant B has an acid value of at least 5 mgKOH/g.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: June 1, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Kenji Yamada, Naofumi Ezaki, Yoshifumi Watanabe
  • Patent number: 11015073
    Abstract: An ink jet ink composition contains a disperse dye, and a compound represented by the following formula (1): In the formula, Ar1 and Ar2 each independently represent an aryl group; R1 and R2 each independently represent a chemical species selected from the group consisting of hydrogen, alkyl groups having a carbon number of 1 to 3, a sulfo group, —O—SO3H, a carboxy group, and a hydroxy group; and n's each independently represent an integer of 0 to 5. The content of the compound represented by formula (1) is 0.1% by mass to 20% by mass relative to the total mass of the ink jet ink composition.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: May 25, 2021
    Inventors: Tomohiro Fujita, Chikako Fujita, Kana Ozaki, Yoshifumi Ito
  • Patent number: 11015074
    Abstract: The present invention relates to a mixed ink mixed with a far-infrared-emitting material, a method for preparing the mixed ink, and a printed matter on which the mixed ink is printed, wherein the mixed ink is a printing ink used in a printing process for a printed matter and the mixed ink is prepared by mixing a pigment mixture with a powder type far-infrared-emitting material. Therefore, a mixed ink, which is to be printed on an object, is mixed with a far-infrared-emitting material to maintain a high far-infrared emissivity of 0.88 or greater, so that 60% or more of various noxious gases, which are generated from the printed matter, can be deodorized to allow a user to use the printed matter without repulsion; about 90% or more of staphylococci and pneumococci can be reduced to maintain cleanliness; and the contamination and pathogen transmission due to the use of the printed matter can be prevented in advance.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: May 25, 2021
    Inventor: Se Hyun Oh
  • Patent number: 11015070
    Abstract: Security of a printed matter is enhanced, and a visual image is made clear if a latent image formed by a coating printed on a matter to be printed for a security enhancement of the printed matter becomes the visual image. A security ink pigment contains a powder. A main constituent of the powder is a perovskite-type oxide. The perovskite-type oxide has a composition expressed as a general formula of ABO3. A is mainly made of Ba. B is mainly made of Sn. The powder emits an infrared fluorescence when being irradiated with an ultraviolet excitation light. The perovskite-type oxide has a crystal lattice constant having a difference equal to or smaller than 0.002 angstrom from a theoretical crystal lattice constant of the perovskite-type oxide having a composition expressed as a composition formula of BaSnO3.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: May 25, 2021
    Assignee: NGK INSULATORS, LTD.
    Inventor: Tatsuya Hishiki
  • Patent number: 11008477
    Abstract: The present invention relates to the field of magnetic machine readable oxidative drying suitable for intaglio printing of security documents. In particular, the invention relates to magnetic oxidative drying ink for intaglio printing on a substrate, said magnetic oxidative drying ink having a viscosity in the range of about 3 to about 60 Pa s at 40° C. and 1000 s?1 and comprising a) at least one oxidative drying varnish, b) a plurality of core-shell pigment particles comprising a magnetic core and an external layer made of silver and c) one or more stabilizers selected from benzotriazole compounds.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: May 18, 2021
    Assignee: SICPA HOLDING SA
    Inventors: Jessica Krueger, Cécile Pasquier, Patrick Magnin
  • Patent number: 11008476
    Abstract: An anti-counterfeit ink composition, an anti-counterfeit ink, and an anti-counterfeit printed matter that transmits a visible light region, having absorption in an infrared region, and capable of judging authenticity of the printed matter, and there is provided an anti-counterfeit ink composition, an anti-counterfeit ink, an anti-counterfeit printed matter, and a method for producing the anti-counterfeit ink composition, wherein a value of an XRD peak top intensity ratio of the composite tungsten oxide ultrafine particles is 0.13 or more when a value of the XRD peak intensity is set to 1, with plane of a silicon powder standard sample (640c produced by NIST) as a reference.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: May 18, 2021
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Hirofumi Tsunematsu, Takeshi Chonan
  • Patent number: 11000343
    Abstract: The present disclosure relates generally to dry inks for use in marking the eye prior to surgery and methods of applying the same to eye marking devices. Such inks can include various accepted inks for use on the eye that can be applied to a marking device using relatively fast-evaporating solvents. In this manner, the remaining ink composition can be precisely placed on the eye marking device, and desirably transfer to the marking surface of the eye without dissolving on the journey through the various membranes above the marking surface. Application methods may include use of charged ink particles that may be advantageously manipulated using magnetic fields to even more precisely place the dry ink on a marking device.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: May 11, 2021
    Assignee: Mindskid Labs, LLC
    Inventor: Alan Wesley Brown
  • Patent number: 11001964
    Abstract: There is provided a treatment agent applicable to a recording surface of a recording medium which is recording paper or fabric. The treatment agent contains: a non-cationic sizing agent; and at least one cationic substance which is selected from the group consisting of: a cationic polymer capable of forming a flexible film in a case that the cationic polymer is dried, a cationic surfactant, a polyvalent metal salt and a polyvalent metal ion.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: May 11, 2021
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yasuhiro Taga, Keisuke Yuhara, Mitsunori Maeda, Shinpei Ito