Patents Examined by Manish S. Shah
  • Patent number: 11001726
    Abstract: Provided are a printing pretreatment liquid for a polyester base material including a polymer which has a Hansen solubility parameter value of 18 MPa0.5 to 30 MPa0.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: May 11, 2021
    Assignee: FUJIFILM CORPORATION
    Inventors: Kiyotaka Fukagawa, Akinori Sugishima, Yusuke Fujii
  • Patent number: 10981385
    Abstract: The present invention relates to a cleaning liquid for a water-based ink that contains a pigment and a water-insoluble polymer, said cleaning liquid containing (A) a surfactant, (B) a water-soluble organic solvent containing (b-1) diethylene glycol monoisopropyl ether, and water, in which the surfactant (A) contains at least one compound selected from the group consisting of (a-1) an acetylene glycol or an ethyleneoxide adduct of the acetylene glycol, and (a-2) a polyethylene glycol alkyl ether containing an alkyl group having not less than 8 carbon atoms or a polyethylene glycol aryl ether containing an aryl group having not less than 6 carbon atoms, and a content of the water-soluble organic solvent (B) in the cleaning liquid is from 5 to 30% by mass; and a method of cleaning a water-based ink using the cleaning liquid.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: April 20, 2021
    Assignee: KAO CORPORATION
    Inventors: Takayuki Suzuki, Hirotaka Takeno
  • Patent number: 10975256
    Abstract: The present disclosure is drawn to ink compositions including an aqueous liquid vehicle, from 1 wt % to 9 wt % pigment dispersed in the aqueous liquid vehicle by an ionic polymeric dispersant associated with pigment, from 0.5 wt % to 5 wt % non-ionic polymeric binder having a weight average molecular weight from 400 Mw to 20,000 Mw, and from 0.1 wt % to 1.5 wt % monovalent salt.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: April 13, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Milton Neill Jackson, Jayprakash C. Bhatt, Larrie A. Deardurff
  • Patent number: 10974524
    Abstract: A recording method includes a first drying step of evaporating 50 to 85 wt % of ink adhering on a recording medium, the ink being ejected from a recording head onto a surface of the recording medium back side of which is supported on a medium-supporting unit which faces the recording head, and a second drying step of drying the recording medium, which has been subjected to the first drying step, at the downstream side of the medium-supporting unit in a feeding direction of the recording medium.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: April 13, 2021
    Assignee: Seiko Epson Corporation
    Inventor: Kiyohiko Takemoto
  • Patent number: 10976683
    Abstract: Provided is an electrophotographic member in which density unevenness of an image is less likely to occur even in the case of outputting an image after standing in a high-temperature and high-humidity environment for a long period of time. The electrophotographic member includes: an electroconductive substrate; an electroconductive elastic layer on or above the substrate; and an insulating portion on the elastic layer, an outer surface of the electrophotographic member being composed of an outer surface of the insulating portion and an outer surface of the elastic layer that is not covered with the insulating portion, wherein the elastic layer contains a urethane resin as a first resin, and the elastic layer has a region from the outer surface of the elastic layer constituting the outer surface of the electrophotographic member to a depth of 1 ?m, the region further containing a second resin.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: April 13, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kazutoshi Ishida, Yuji Sakurai, Minoru Nakamura, Ryo Sugiyama, Toru Ishii, Kenta Matsunaga
  • Patent number: 10960698
    Abstract: Systems and methods for printing a plurality of images on an object include receiving a digital file having a plurality of images (removable and/or permanent) to be printed on an object. The method further includes, for each of the plurality of images: determining whether that image is a removable image or a permanent image, identifying, based on the determination, at least one layer to be used for printing that image in addition to a marking material layer, determining a composition of the marking material layer, and determining a composition of the at least one layer. The at least one layer may be a pre-coat layer applied under the marking material layer and/or a post-coat layer applied over the marking material layer. The marking material layer and the at least one layer are then printed on the object.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: March 30, 2021
    Assignee: Xerox Corporation
    Inventors: Minette A. Beabes, Brendan C. Casey
  • Patent number: 10960684
    Abstract: Aspects described herein may provide detection of a feature of an authorization code image (ACI) incorporated onto a document, thereby allowing for validation of the document. According to some aspects, these and other benefits may be achieved by an instance of a variable protocol that may specify how to generate the ACI to have a particular feature as well as how to detect the particular feature of the ACI. A recipient of the document incorporating the ACI may detect the particular feature of the ACI. If the detected feature matches an expected feature, then the ACI and the document may be determined to be authentic.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: March 30, 2021
    Assignee: Capital One Services, LLC
    Inventors: David Wurmfeld, Steve Faletti
  • Patent number: 10953682
    Abstract: The present invention relates to a preparation comprising a light stabilizer, its use for the production of a transfer medium, a process making the same, as well as a transfer medium and its use.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: March 23, 2021
    Assignee: Kaspar Papir Pte Ltd
    Inventor: Marko Markus
  • Patent number: 10953668
    Abstract: Provided is an ink jet recording ink including: a colorant represented by the following Formula 1, in which an absorption maximum of a dry material of the ink jet recording ink is 700 nm to 1000 nm.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: March 23, 2021
    Assignee: FUJIFILM CORPORATION
    Inventors: Yuki Hirai, Akihiro Hara, Daisuke Sasaki, Yoshihiro Jimbo
  • Patent number: 10941308
    Abstract: Water based, energy curable ink jet compositions that have good insulating properties are described herein. The inventive water based energy curable ink jet compositions include a water soluble or water dispersible component polymerizable by free radical polymerization upon exposure to polymerizing radiation, wherein the cured ink jet compositions have good insulating properties, exhibited for example, by its breakdown voltage. Also described are electronic devices including ink jet-printed layers of the ink jet compositions.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: March 9, 2021
    Assignee: Sun Chemical Corporation
    Inventors: Michael Ronald Pickrell, Derek Ronald Illsley
  • Patent number: 10934446
    Abstract: Reinforced conductive nanoink formulations are disclosed including a carrier, metallic nanostructures dispersed in the carrier, and a reinforcement fiber. Methods of depositing and manufacturing using reinforced nanoinks are also disclosed.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: March 2, 2021
    Assignee: Indiana University Research and Technology Corporation
    Inventor: Jong Eun Ryu
  • Patent number: 10934444
    Abstract: A radiation-curable ink jet composition includes monomers, the monomers including 86% by mass or more of one or more monofunctional monomers relative to all the monomers, where a glass transition temperature of the radiation-curable ink jet composition calculated from glass transition temperatures of all the monomers is 42° C. or higher.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: March 2, 2021
    Inventors: Kyohei Tanaka, Keitaro Nakano, Midori Sekine
  • Patent number: 10919294
    Abstract: A liquid discharging device includes a carriage carrying a head configured to discharge a liquid onto a target, the liquid including an ink, the ink consisting water, an organic solvent, a coloring material, and a plurality of polysiloxane compounds, a driving unit configured to move the carriage and the target relatively to each other, a measuring unit configured to measure the distance between the carriage and the target, an image-capturing unit configured to capture a target image, and a setting unit configured to set a liquid discharging performance of the head based on a measurement result obtained by the measuring unit and the target image obtained by the image-capturing unit.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: February 16, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Takuya Fujita, Hiromi Sakaguchi, Yuta Nakamura, Naoto Shimura, Yoshiaki Masuda, Tetsuto Ueda, Yoshimi Nemoto, Kenichi Taguma, Naohiro Toda, Shinya Seno, Nobuyuki Satoh
  • Patent number: 10920095
    Abstract: The present disclosure is drawn to ink compositions including an aqueous liquid vehicle, from 1 wt % to 9 wt % pigment dispersed in the aqueous liquid vehicle by a polymer dispersant associated with pigment, from 0.5 wt % to 5 wt % polymeric binder particles having an average particle size from 25 nm to 500 nm and a D10 particle size of 20 nm or more, and from 0.1 wt % to 1.5 wt % monovalent salt.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: February 16, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Milton Neill Jackson, Jayprakash C. Bhatt, Larrie Deardurff
  • Patent number: 10919311
    Abstract: An ink jet ink composition is provided that can form an image having excellent weather resistance, abrasion resistance, and coloring property. The non-aqueous ink jet ink composition includes at least one solvent represented by R1O—(R2O)m—R3 and having a flash point of 140° C. or lower and C.I. Pigment Orange-43 (PO-43) as a pigment, wherein R1 and R3 each independently represent hydrogen or an alkyl group having 1 to 5 carbon atoms, R2 represents an alkylene group having 2 or 3 carbon atoms, and m represents an integer of 2 to 6.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: February 16, 2021
    Inventors: Keiji Iida, Kenichiro Kubota, Naoki Koike, Jun Ito, Makoto Nagase
  • Patent number: 10913871
    Abstract: An ink composition including water, particles that include a polymer having at least one of a urethane bond or a urea bond and have a polymerizable group, and a hydrophobic compound that has an alkyl group having 8 or more carbon atoms and has a molecular weight of 5000 or less, a method for producing the ink composition, and an image-forming method.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: February 9, 2021
    Assignee: FUJIFILM CORPORATION
    Inventors: Ichiro Koyama, Noriaki Sato, Shota Suzuki
  • Patent number: 10907056
    Abstract: A low viscosity energy curable epoxy resin composition essentially free of solvent for preparing an ink composition comprising: (a) at least one divinylarene dioxide compound, (b) at least one cycloaliphatic epoxy resin, (c) at least one vinyl ether compound, (d) at least one cationic photoinitiator, (e) at least one pigment, and (f) optionally, at least one oxetane; wherein (i) the viscosity of the curable composition is less than or equal to about 50 mPa·s at 25° C., (ii) the composition cures at a relative humidity of greater than 30%, and (iii) the composition cures with an increase in cure time of less than 100% when the composition is cured at a relative humidity of at least 70% compared to that of a composition that is cured at a relative humidity of less than or equal to 45%. The curable epoxy resin composition is useful, for example, for preparing an ink composition; and more specifically for preparing a solventless low viscosity UV curable inkjet ink composition.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: February 2, 2021
    Assignee: Blue Cube IP LLC
    Inventors: Hamed Lakrout, Katherine Clement, Maurice J. Marks
  • Patent number: 10907065
    Abstract: An ink jet recording method includes applying a reaction solution containing a coagulant for coagulating components of an ink composition onto a recording medium and applying an ink composition onto the recording medium by discharging the ink composition from an ink jet head. The ink composition is an aqueous ink jet composition which contains a first wax having a melting point of 100° C. or higher, a second wax having a melting point of 70° C. or lower, and water.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: February 2, 2021
    Inventors: Takayoshi Kagata, Kenichi Seguchi
  • Patent number: 10907063
    Abstract: An ink composition according to the present invention contains a polymerizable compound and a photopolymerization initiator, wherein an amount of organic sulfonic acid measured at a temperature of 25° C. by using a water extraction method is 50 ppm or less, and an amount of water measured by a Karl Fischer method is 0.50 mass % or less with respect to a total mass of the ink composition. Also, an ink-jet ink set according to the present invention includes the above-described ink composition of the present invention. Also, an ink-jet printing system according to the present invention uses the above-described ink composition of the present invention and an ink-jet recording apparatus, and the ink-jet recording apparatus includes an ink heating portion and an ink filter.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: February 2, 2021
    Assignee: Maxell Holdings, Ltd.
    Inventors: Tomohisa Nishimoto, Yoshiro Nishimura, Masaru Nakayama, Satoshi Kubo
  • Patent number: 10906331
    Abstract: An ink jet recording method includes attaching ink by ejecting an ink composition from a head to attach to a recording region of a recording medium, and drying by heating the recording medium to which the ink composition is attached, in which the ink composition is a water-based ink composition including a resin and an amide compound represented by General Formula (1) as an organic solvent, and the drying dries the organic solvent in the recording region of the recording medium to be 2.0 mg/inch2 or less. In Formula (1), R1 represents a linear or branched alkyl group having 1 to 6 carbon atoms; R2 and R3s represent each independently H or a linear or branched alkyl group having 1 to 4 carbon atoms.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: February 2, 2021
    Inventors: Hitoshi Ohta, Mitsuaki Kosaka