Patents Examined by Jason S Uhlenhake
  • Patent number: 11123990
    Abstract: A liquid output apparatus includes a plurality of liquid output heads and a maintenance assembly. The plurality of liquid output heads is arranged in a staggered arrangement. The maintenance assembly is configured to perform maintenance on the plurality of liquid output heads in different rows in a set.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: September 21, 2021
    Assignee: RICOH COMPANY, LTD.
    Inventors: Tetsuya Matsumoto, Tomohiro Mizutani, Kohsuke Inoue, Shinichiroh Hirabayashi
  • Patent number: 11123983
    Abstract: An inkjet printer is described. The inkjet printer has a gas cushion substrate support; a print assembly comprising a dispenser with an ejection surface facing the gas cushion substrate support; and a proximity sensor disposed in a surface of the gas cushion substrate support facing the ejection surface. A method is described that includes disposing a workpiece on a gas cushion support of an inkjet printer; supporting the workpiece on a gas cushion above a surface of the gas cushion support; detecting a distance of the workpiece from the surface of the gas cushion support; determining a difference between the distance and a target distance; comparing the difference to a tolerance; and adjusting the distance of the workpiece from the surface of the gas cushion support based on the comparison.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: September 21, 2021
    Assignee: Kateeva, Inc.
    Inventor: Mohammad Hadi Alamdar
  • Patent number: 11117387
    Abstract: A circulation head includes an upstream port and a downstream port that are in communication with a pressure chamber, and includes three ink tanks (first to third tanks). Each of the ink tanks (the first to third tanks) includes an ink inlet/outlet port that is in communication with the upstream port and the downstream port, and an opening/closing valve that independently opens and closes the ink inlet/outlet port of each of the ink tanks (the first to third tanks) with respect to the upstream port and the downstream port.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: September 14, 2021
    Assignee: Seiko Epson Corporation
    Inventor: Junhua Zhang
  • Patent number: 11110730
    Abstract: An inkjet printer apparatus includes a printing head including a plurality of nozzles for printing an ink in a plurality of pixels arranged as a matrix type in a target substrate, a control circuit which moves the printing head in an x-direction crossing an y-direction of a scan direction, and determines an optimal position for using largest nozzles, and a driving part which moves the printing head to the optimal position and moves the printing head along the y-direction in the optimal position.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: September 7, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dongsul Kim, Honggi Min, Minsoo Kim
  • Patent number: 11104163
    Abstract: A printing apparatus includes: a head having a discharge surface in which a discharge port is opened, a pressure chamber which communicates with the discharge port, and an actuator which is configured to change a volume of the pressure chamber; a carriage configured to move the head in a scanning direction; a conveyor configured to move an object in a conveyance direction crossing the scanning direction; a posture changing mechanism configured to change a facing posture of the head with respect to the object; and a controller configured to control the actuator, the carriage, the conveyor and the posture changing mechanism, based on image data, to execute alternately and repeatedly a scanning operation and a conveying operation.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: August 31, 2021
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Kazunari Matsuura
  • Patent number: 11097545
    Abstract: A liquid ejection device, a cleaning apparatus and a cleaning method for a module substrate, which can remove foreign matter on an ejection opening face and in a flow path connected with an ejection opening is provided. For that purpose, an ejection opening face is covered with liquid, cleaning is performed by driving a device configured to vibrate liquid, and after that the liquid is collected.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: August 24, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Akiko Iimura, Hisashi Namba, Noriyasu Hasegawa, Masahiro Kuri
  • Patent number: 11090926
    Abstract: In some examples, a circuit for use with a fluid ejection device includes a plurality of decoders responsive to a common address to activate respective control signals at different times for selecting respective memories of the fluid ejection device. Each respective decoder of the plurality of decoders comprising a discharge switch to deactivate a control signal of the respective decoder while another decoder of the plurality of decoders is activating a control signal in response to the common address.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: August 17, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Boon Bing Ng, Rui Pan, Mohan Kumar Sudhakar, Hang Ru Goy
  • Patent number: 11090946
    Abstract: Density unevenness accompanying a variation in an ejection characteristic of each nozzle is reduced without worsening granularity of an image. To this end, an image processing apparatus generates first corrected data by correcting image data by using a first correction table common to the plurality of nozzles. Further, the image processing apparatus generates second corrected data by correcting the image data by using a second correction table for each of the plurality of nozzles. Furthermore, the image processing apparatus generates first quantized data by quantizing the first corrected data and generates second quantized data by quantizing the second corrected data. After that, the image processing apparatus generates N-valued print data based on the first quantized data and the second quantized data.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: August 17, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Ryosuke Otani, Hisashi Ishikawa
  • Patent number: 11077676
    Abstract: Disclosed is a carriage for a direct to garment inkjet printing machine. The machine has a frame having a leading edge, a trailing edge, and a pair of opposed lateral edges. A first row of slots is positioned on the leading edge and a second row of slots is positioned on the trailing edge. The second row of slots is spaced from the first row of slots by a gelling gap. A shelf on the frame supports tanks of white ink and tanks of color ink and a first plurality of tubing connects a tank of white ink positioned on the shelf with a print head in the first row of slots. A second plurality of tubing is for connecting a tank of color ink positioned on the shelf with a print head in the second row of slots. A pair of side heaters attached to opposed lateral edges of the first frame.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: August 3, 2021
    Assignee: M&R Printing Equipment, Inc.
    Inventors: Tolga Efendi, Piotr Latka, Stephen Chuddy
  • Patent number: 11077687
    Abstract: Images with high image quality having less time-difference unevenness are outputted in an inkjet printing apparatus that performs multi-pass printing using full-line inkjet print heads 2. For this purpose, a CPU is capable of setting a first printing method in which an image for a unit area is printed by a specified number of printing conveyance operations and a second printing method in which an image for a unit area is printed by a smaller number than the specified number of printing conveyance operations. The CPU sets conveyance conditions such that a taken time for one printing conveyance operation of the printing conveyance operations for a unit area in the second printing method is smaller than a taken time for one successive printing conveyance operation of the printing conveyance operations for a unit area in the first printing method.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: August 3, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Shingo Nishioka, Sae Mogi, Satoshi Azuma, Kazuhiko Sato, Shin Genta, Mitsutoshi Nagamura, Masataka Kato, Yoshinori Nakajima, Kazuo Suzuki
  • Patent number: 11077664
    Abstract: Systems and methods for optimizing morphology and electrical properties of silver printed on a substrate with a particular implementation in photovoltaic manufacturing techniques. The system comprises a substrate, a printer jet head having a nozzle to dispense a reactive metal ink and a solvent onto the substrate, and wherein the solvent and a temperature of the substrate are controlled during deposition of the reactive metal ink onto the substrate to produce a dense film in the absence of sintering.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: August 3, 2021
    Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Mariana Bertoni, April Jeffries, Owen Hildreth, Avinash Mamidanna
  • Patent number: 11072170
    Abstract: A liquid discharge apparatus includes a recording head configured to discharge a liquid to form a pattern on a recording medium and a reading device configured to read the pattern. The apparatus further includes circuitry configured to form at least two first markers while moving the recording head relative to the recording medium in a head movement direction; form a second marker at one of positions of the at least two first markers, to form a pattern including a reference marker formed with one of the at least two first markers and a measurement marker in which the second marker is overlaid on another of the at least two first markers; and measure a distance between the reference marker and the measurement marker in the head movement direction based on information obtained by the reading device.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: July 27, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Nobuyuki Satoh, Kentaro Uehara
  • Patent number: 11065869
    Abstract: A control device includes circuitry to generate a drive waveform applied to an electromechanical transducer element that changes pressure in a liquid chamber communicating with a nozzle to discharge liquid. The drive waveform includes, in a pulse unit of one discharge cycle, a first discharge pulse waveform including a damping element to damp a vibration of the liquid, and a second discharge pulse waveform subsequent to the first discharge pulse waveform. The circuitry selects at least one of the first and second discharge pulse waveforms in the pulse unit, in accordance with a volume of the liquid to be discharged, to cause the nozzle to discharge different volumes of the liquid. A pulse interval between the first and second discharge pulse waveforms is from Phlm×(N±?) to Phlm×(N±¼), where Phlm represents a Helmholtz period of the liquid chamber and N represents an integer of 1 or greater.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: July 20, 2021
    Assignee: RICOH COMPANY, LTD.
    Inventor: Ryouhei Matsunaga
  • Patent number: 11059295
    Abstract: An ink-jet printer is provided. The ink-jet printer includes: an ink container containing an ink, where the ink being a clear ink containing a resin; a discharge head having a nozzle configured to discharge the ink to a printing material; a heater configured to heat the printing material; and a cleaner including a wiper configured to wipe a nozzle formation surface of the discharge head. The ink-jet printer has a matte gloss printing mode imparting a matte gloss and a glossy gloss printing mode imparting a glossy gloss, and the ink-jet printer satisfies a formula below: Tmatte>Tgloss where Tmatte represents a temperature (° C.) of the heater during printing in the matte gloss printing mode; and Tgloss represents the temperature (° C.) of the heater during printing in the glossy gloss printing mode.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: July 13, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Mio Akima, Hiroaki Takahashi, Takumi Atake
  • Patent number: 11059285
    Abstract: A liquid discharge head includes an actuator and a drive circuit. The actuator is configured to expand and contract a pressure chamber corresponding thereto. The drive circuit is configured to, during a dot formation cycle apply a first discharge pulse to the actuator to cause a first droplet to be discharged from the pressure chamber, and after a predetermined rest period, during which no discharge pulse is applied to the actuator, has elapsed from application of the first discharge pulse, apply a second discharge pulse to the actuator to cause a second droplet to be discharged from the pressure chamber.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: July 13, 2021
    Assignee: TOSHIBA TEC KABUSHIKI KAISHA
    Inventor: Shota Ito
  • Patent number: 11053406
    Abstract: An ink for inkjet textile printing is disclosed that contains a pigment, a water-dispersible urethane resin having a film elongation of 600% to 2,000%, a water-soluble organic solvent and water, wherein the weight ratio between the pigment and the water-dispersible urethane resin is from 1:3 to 1:16. An ink set and a method for producing a printed item are also disclosed.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: July 6, 2021
    Assignee: RISO KAGAKU CORPORATION
    Inventors: Akiko Hayashi, Takahisa Yamazaki, Kokoro Kinoe
  • Patent number: 11052656
    Abstract: In one example in accordance with the present disclosure, a fluidic die is described. The fluidic die includes an array of fluid actuators grouped into primitives. The fluidic die also includes a fluid actuator controller to selectively activate fluid actuators via activation data. The fluidic die also includes an array of actuator evaluators, wherein each actuator evaluator of the fluidic die is coupled to a subset of the array of fluid actuators. The actuator evaluators selectively evaluate an actuator characteristic of a selected fluid actuator based on: an output of an actuator sensor paired with the selected fluid actuator, the activation data, and an evaluation control signal.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: July 6, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Daryl E Anderson, Eric Martin, James Michael Gardner
  • Patent number: 11046090
    Abstract: A printer includes a body; a cover configured to open and close relative to the body; a winding shaft in the cover for winding an ink ribbon; a regulation member in the cover to change a position in accordance with an open and closed state of the cover; a passive member connected to an end of the winding shaft to receive driving force; and a ribbon flange provided axially inside the passive member to rotate with the winding shaft. The ribbon flange includes a cam face on the inner side than an outer circumference of the ribbon flange. A radial distance of the cam face from a center axis of the shaft varies in accordance with a rotation angle position of the ribbon flange. An upper end portion of the lock member restricts the rotation of the ribbon flange by contacting the cam face when the cover is open.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: June 29, 2021
    Assignees: CITIZEN WATCH CO., LTD., CITIZEN SYSTEMS JAPAN CO.
    Inventor: Yasuyuki Mori
  • Patent number: 11046100
    Abstract: An apparatus for cooling a print head implemented on a wire and cable manufacturing line, the apparatus comprising a sleeve, wherein the sleeve has an internal portion and an external portion and wherein the sleeve forms an internal void marginally larger than the size of the print head and wherein the sleeve further comprises an elongated surface; a front surface connected to the elongated surface, wherein the front surface comprises an ink outlet opening; a rear surface connected to the elongated surface, wherein the rear surface comprises a cable opening; a channel connected to the internal portion of the sleeve, wherein the channel comprises an open side facing the internal void and wherein the channel on the internal portion of the sleeve extends from the rear to the front of the sleeve; an air inlet compartment in communication with the channel and enclosed by the rear surface; an air inlet in communication with the air inlet compartment; and an exhaust channel connected to the sleeve and extending from
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: June 29, 2021
    Assignee: Encore Wire Corporation
    Inventors: Andrew P. Hull, Jeffrey T. Mileger
  • Patent number: 11040549
    Abstract: A portable printer includes a casing configured to receive a recording medium; a head configured to perform printing on the recording medium; a platen roller, which is arranged so as to be opposed to the head, and is configured to convey the recording medium while sandwiching the recording medium together with the head; a button, which is provided on the casing, and is configured to perform operation of separating the head and the platen roller from each other; and a stepped portion, which is formed on the casing along a peripheral edge of the button, and protrudes so that an inner side of the casing is higher than an outer side of the casing.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: June 22, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Norihisa Ando