Patents Assigned to Kateeva, Inc.
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Publication number: 20230391105Abstract: A printing system includes a substrate support, a printhead assembly positioned facing the substrate support, and an imager. The printhead assembly includes a plurality of dispensing nozzles extending in an ejection direction towards the substrate support and a plurality of marks. The imager is movable relative to the printhead assembly and oriented in a direction opposite to the ejection direction for capturing at least one image including the plurality of marks indicating positions of the plurality of dispensing nozzles in the printhead assembly.Type: ApplicationFiled: August 11, 2023Publication date: December 7, 2023Applicant: Kateeva, Inc.Inventors: Christopher R. Hauf, David Darrow, David Donovan
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Patent number: 11834581Abstract: Print materials described herein include a first polymerization initiator comprising an initiator material having a thermal decomposition rate and a peak photo-initiated decomposition rate, wherein the thermal dissociation rate is higher than the peak photo-initiated decomposition rate; a vinylic monomer; a polyfunctional monomer; scattering particles; and quantum dots. Methods of making a quantum dot material using such print materials, and of incorporating into light emitting devices, are also described.Type: GrantFiled: December 21, 2022Date of Patent: December 5, 2023Assignee: Kateeva, Inc.Inventors: Florian Pschenitzka, Michael Morse
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Patent number: 11813858Abstract: An inkjet printer is disclosed that has a substrate support; a calibration module disposed adjacent to the substrate support and comprising a stage member; and a print assembly disposed across the substrate support, the print assembly comprising a printhead and a calibration imaging device positionable to face the stage member.Type: GrantFiled: September 24, 2021Date of Patent: November 14, 2023Assignee: Kateeva, Inc.Inventors: Eashwer Chandra Vidhya Sagar Kollata, Christopher Buchner, Alexander Sou-Kang Ko, Senn Van Ly, Matthew Burton Sheffield
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Patent number: 11807947Abstract: A method of forming a metallic pattern on a substrate is provided. The method includes applying onto a metallic surface, a chemically surface-activating solution having an activating agent that chemically activates the metallic surface; non-impact printing an etch-resist ink on the activated surface to produce an etch resist mask according to a predetermined pattern, wherein at least one ink component within the etch-resist ink undergoes a chemical reaction with the activated metallic surface to immobilize droplets of the etch-resist ink when hitting the activated surface; performing an etching process to remove unmasked metallic portions that are not covered with the etch resist mask; and removing the etch-resist mask.Type: GrantFiled: January 12, 2022Date of Patent: November 7, 2023Assignee: Kateeva, Inc.Inventors: Nava Shpaisman, Moshe Frenkel
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Publication number: 20230347664Abstract: A printer includes a substrate support, a printhead assembly, first and second actuators, and a controller. The printhead assembly deposits material on a substrate supported on the substrate support. The first actuator is disposed at a side of the substrate support and coupled to a first linear track disposed along the side of the substrate support and oriented in a first direction. The second actuator is disposed at an end of the substrate support and coupled to a second linear track disposed along the end of the substrate support and oriented in a second direction perpendicular to the first direction. The first and second actuators are positioned to engage with the substrate simultaneously. The controller moves the first and second actuators together to rotate the substrate.Type: ApplicationFiled: June 29, 2023Publication date: November 2, 2023Applicant: Kateeva, Inc.Inventors: Eashwer Chandra Vidhya Sagar Kollata, Digby Pun, Cormac McKinley Wicklow, Gregory Lewis
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Publication number: 20230352459Abstract: Light-emitting sub-pixels and pixels for micro-light-emitting diode-based displays are provided. Also provided are methods of fabricating individual sub-pixels, pixels, and arrays of the pixels. The sub-pixels include a double-layered film that includes a coupling layer disposed over a light-emitting diode and a light-emission layer disposed over the coupling layer.Type: ApplicationFiled: May 24, 2023Publication date: November 2, 2023Applicant: Kateeva, Inc.Inventor: Florian Pschenitzka
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Publication number: 20230347667Abstract: A deposition device is described. The deposition device has a substrate support and a laser imaging system disposed to image a portion of a substrate positioned on the substrate support. The laser imaging system comprises a laser source and an imaging unit, and is coupled to a deposition assembly disposed across the substrate support.Type: ApplicationFiled: May 9, 2023Publication date: November 2, 2023Applicant: Kateeva, Inc.Inventors: Karl Mathia, Jesse Lu, Jerry Chang, Matt Audet, Stephen Baca, Vadim Mashevsky, David C. Darrow
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Patent number: 11801687Abstract: A printing system includes a substrate support, a printhead assembly positioned facing the substrate support, and an imager. The printhead assembly includes a plurality of dispensing nozzles extending in an ejection direction towards the substrate support and a plurality of marks. The imager is movable relative to the printhead assembly and oriented in a direction opposite to the ejection direction for capturing at least one image including the plurality of marks indicating positions of the plurality of dispensing nozzles in the printhead assembly.Type: GrantFiled: September 1, 2021Date of Patent: October 31, 2023Assignee: Kateeva, Inc.Inventors: Christopher R. Hauf, David Darrow, David Donovan
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Patent number: 11802331Abstract: The disclosure relates to a method and apparatus for preventing oxidation or contamination during a circuit printing operation. The circuit printing operation can be directed to OLED-type printing. In an exemplary embodiment, the printing process is conducted at a load-locked printer housing having one or more of chambers. Each chamber is partitioned from the other chambers by physical gates or fluidic curtains. A controller coordinates transportation of a substrate through the system and purges the system by timely opening appropriate gates. The controller may also control the printing operation by energizing the print-head at a time when the substrate is positioned substantially thereunder.Type: GrantFiled: October 13, 2021Date of Patent: October 31, 2023Assignee: Kateeva, Inc.Inventors: Sass Somekh, Eliyahu Vronsky, Conor F. Madigan
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Patent number: 11800781Abstract: A method of analyzing film on a substrate comprises receiving surface profile data obtained from measurements of a substrate having a plurality of discrete regions with one or more film layers; extracting, based on a predetermined pattern of the discrete regions, a plurality of parameters from the received surface profile data, the plurality of parameters comprising one or more parameters of a film layer of each discrete regions, and displaying a user interface. The user interface may comprise a plurality of individual graphs each illustrating the one or more parameters of the one or more film layers for a corresponding subset of the plurality of discrete regions, and a composite graph illustrating the one or more parameters of the one or more film layers for each discrete region of the plurality of discrete regions, wherein the composite graph corresponds to the plurality of individual graphs being overlaid together.Type: GrantFiled: December 1, 2022Date of Patent: October 24, 2023Assignee: Kateeva, Inc.Inventors: Doris Pik-Yiu Chun, Ian David Parker
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Publication number: 20230331008Abstract: An inkjet printer is described. The inkjet printer has a substrate holder assembly that includes a base member having a long axis in a first direction and a short axis in a second direction perpendicular to the first direction; a contact member coupled to the base member, the contact member having a long axis in the first direction and a short axis in the second direction; a holder carriage coupled to the base member; a linear extender coupled between the base member and the contact member and extending in a third direction intersecting with the first direction and the second direction from the base member toward the contact member; and a flex member coupled to the base member, extending in the second direction between the linear extender and the contact member, and having a flex direction in a direction perpendicular to the first direction and the second direction.Type: ApplicationFiled: June 20, 2023Publication date: October 19, 2023Applicant: Kateeva, Inc.Inventors: Digby Pun, Alexander Sou-Kang Ko, David C. Donovan
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Patent number: 11793024Abstract: Optoelectronic devices that include a composite film in a multilayered encapsulation stack are provided. Also provided are methods of forming the light reflection-modifying structures, as well as other polymeric device layers, using inkjet printing. The composite films include a first, lower refractive index domain and a second, higher refractive index domain.Type: GrantFiled: May 11, 2021Date of Patent: October 17, 2023Assignee: Kateeva, Inc.Inventors: Florian Pschenitzka, Christopher D. Favaro
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Patent number: 11780242Abstract: A deposition device is described. The deposition device has a substrate support and an imaging system disposed to image a portion of a substrate positioned on the substrate support. The imaging system comprises an LED light source and an imaging unit, and is coupled to a deposition assembly disposed across the substrate support.Type: GrantFiled: October 20, 2021Date of Patent: October 10, 2023Assignee: Kateeva, Inc.Inventors: Jerry Chang, Matt Audet
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Publication number: 20230320184Abstract: An ink printing process employs per-nozzle droplet volume measurement and processing software that plans droplet combinations to reach specific aggregate ink fills per target region, guaranteeing compliance with minimum and maximum ink fills set by specification. In various embodiments, different droplet combinations are produced through different print head/substrate scan offsets, offsets between print heads, the use of different nozzle drive waveforms, and/or other techniques. Optionally, patterns of fill variation can be introduced so as to mitigate observable line effects in a finished display device. The disclosed techniques have many other possible applications.Type: ApplicationFiled: May 8, 2023Publication date: October 5, 2023Applicant: Kateeva, Inc.Inventors: Nahid Harjee, Lucas D. Barkley, Christopher R. Hauf, Eliyahu Vronsky, Conor F. Madigan
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Publication number: 20230303875Abstract: Ligand-capped scattering nanoparticles, curable ink compositions containing the ligand-capped scattering nanoparticles, and methods of forming films from the ink compositions are provided. Also provided are cured films formed by curing the ink compositions and photonic devices incorporating the films. The ligands bound to the inorganic scattering nanoparticles include a head group and a tail group. The head group includes a polyamine chain and binds the ligands to the nanoparticle surface. The tail group includes a polyalkylene oxide chain.Type: ApplicationFiled: April 24, 2023Publication date: September 28, 2023Applicant: Kateeva, Inc.Inventors: William P. Freeman, Elena Rogojina
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Publication number: 20230294398Abstract: An inkjet printing system with a droplet measurement apparatus is described herein. The droplet measurement apparatus has a light source with a collimating optical system, an imaging device disposed along an optical path of the collimating optical system, and a droplet illumination zone in the optical path of the collimating optical system, the droplet illumination zone having a varying droplet illumination location, wherein the light source, the imaging device, or both are adjustable to place a focal plane of the imaging device at the droplet illumination location. The droplet measurement apparatus is structured to accommodate at least a portion of a dispenser of the printing system within the droplet illumination zone.Type: ApplicationFiled: May 25, 2023Publication date: September 21, 2023Applicant: Kateeva, Inc.Inventors: Eashwer Chandra Vidhya Sagar Kollata, Timothy Walter Dion, Tze Hwei Tseeng
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Publication number: 20230288757Abstract: Organic ligand-capped quantum dots and curable ink compositions containing the organic ligand-capped quantum dots are provided. Also provided are thin films formed from the ink compositions.Type: ApplicationFiled: May 18, 2023Publication date: September 14, 2023Applicant: Kateeva, Inc.Inventors: Elena Rogojina, William P. Freeman, Florian Pschenitzka, Teresa A. Ramos, Christopher D. Favaro
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Publication number: 20230290667Abstract: The present teachings disclose various embodiments of a printing system for printing substrate, in which the printing system can be housed in a gas enclosure, where the environment within the enclosure can be maintained as a controlled printing environment. A controlled environment of the present teachings can include control of the type of gas environment within the gas enclosure, the size and level particulate matter within the enclosure, control of the temperature within the enclosure and control of lighting. Various embodiments of a printing system of the present teachings can include a Y-axis motion system and a Z-axis moving plate that are configured to substantially decrease excess thermal load within the enclosure by, for example, eliminating or substantially minimizing the use of conventional electric motors.Type: ApplicationFiled: February 15, 2023Publication date: September 14, 2023Applicant: Kateeva, Inc.Inventors: Robert B. Lowrance, Alexander Sou-Kang Ko, Justin Mauck, Eliyahu Vronsky, Aleksey Khrustalev, Karl Mathia, Shandon Alderson
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Patent number: 11731435Abstract: A printer includes a substrate support, a printhead assembly, first and second actuators, and a controller. The printhead assembly deposits material on a substrate supported on the substrate support. The first actuator is disposed at a side of the substrate support and coupled to a first linear track disposed along the side of the substrate support and oriented in a first direction. The second actuator is disposed at an end of the substrate support and coupled to a second linear track disposed along the end of the substrate support and oriented in a second direction perpendicular to the first direction. The first and second actuators are positioned to engage with the substrate simultaneously. The controller moves the first and second actuators together to rotate the substrate.Type: GrantFiled: May 17, 2022Date of Patent: August 22, 2023Assignee: Kateeva, Inc.Inventors: Eashwer Chandra Vidhya Sagar Kollata, Digby Pun, Cormac McKinley Wicklow, Gregory Lewis
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Patent number: 11732074Abstract: The present teachings relate to various embodiments of a curable ink composition, which once printed and cured form polymeric films on a substrate such as, but not limited by, an OLED device substrate. Various embodiments of the curable ink compositions comprise di(meth)acrylate monomers, as well as multifunctional crosslinking agents and curing kinetics control additives.Type: GrantFiled: February 20, 2019Date of Patent: August 22, 2023Assignee: Kateeva, Inc.Inventors: Elena Rogojina, Inna Gurevitch, Teresa A. Ramos, Lorenza Moro, Victor Miranda