Patents Assigned to Picosun Oy
  • Patent number: 12460297
    Abstract: An apparatus, a method and a valve with a reactive chemical inlet, a reaction chamber outlet, and a closure having an open and closed configuration to open and close, respectively, a route from the reactive chemical inlet to the reaction chamber outlet, the valve further including an additional cleaning chemical inlet at a downstream side of the closure to purge the closure.
    Type: Grant
    Filed: August 9, 2023
    Date of Patent: November 4, 2025
    Assignee: Picosun Oy
    Inventor: Marko Pudas
  • Patent number: 12454754
    Abstract: The invention relates to methods and apparatus in which precursor vapor is guided along at least one in-feed line into a reaction chamber of a deposition reactor, and material is deposited on surfaces of a batch of vertically placed substrates by establishing a vertical flow of precursor vapor in the reaction chamber and having it enter in a vertical direction in between said vertically placed substrates.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: October 28, 2025
    Assignee: Picosun Oy
    Inventor: Sven Lindfors
  • Patent number: 12383923
    Abstract: The invention relates to method including operating a plasma atomic layer deposition reactor configured to deposit material in a reaction chamber on at least one substrate by sequential self-saturating surface reactions, and allowing gas from an inactive gas source to flow into a widening radical in-feed part opening towards the reaction chamber substantially during a whole deposition cycle. The invention also relates to a corresponding apparatus.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: August 12, 2025
    Assignee: Picosun Oy
    Inventors: Vaino Kilpi, Wei-Min Li, Timo Malinen, Juhana Kostamo, Sven Lindfors
  • Patent number: 12351915
    Abstract: A substrate processing apparatus including a reaction chamber with an inlet opening, an in-feed line to provide a reactive chemical into the reaction chamber via the inlet opening, incoming gas flow control means in the in-feed line, the in-feed line extending from the flow control means to the reaction chamber, the in-feed line in this portion between the flow control means and the reaction chamber having the form of an inlet pipe with a gas-permeable wall, the inlet pipe with the gas-permeable wall extending towards the inlet opening through a volume at least partly surrounding the inlet pipe, and the apparatus (100, 800) being configured to provide fluid to surround and enter the inlet pipe in said portion.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: July 8, 2025
    Assignee: Picosun Oy
    Inventors: Marko Pudas, Juhana Kostamo
  • Patent number: 12325915
    Abstract: A substrate processing apparatus, including a reaction chamber to process a substrate, a photon source to provide the reaction chamber with photons from the top side of the reaction chamber, a substrate support to support the substrate, a chemical inlet to provide the reaction chamber with a reactive chemical; and a chemical outlet to exhaust gases from the reaction chamber, the chemical outlet including a surface separating the reaction chamber from a surrounding space.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: June 10, 2025
    Assignee: Picosun Oy
    Inventors: Timo Vähä-Ojala, Väinö Kilpi, Niklas Holm, Timo Malinen
  • Patent number: 12300523
    Abstract: A substrate processing apparatus includes an inner chamber formed by an upper portion and a lower portion, a substrate support to support a substrate within the upper portion of the inner chamber, a plasma system to provide the inner chamber with plasma species from the top side of the inner chamber, and an outer chamber surrounding the upper portion of the inner chamber. The lower portion of the inner chamber extends to the outside of the outer chamber and remains uncovered by the outer chamber.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: May 13, 2025
    Assignee: Picosun Oy
    Inventor: Väinö Kilpi
  • Patent number: 12297535
    Abstract: A method and a substrate processing apparatus including a vertical flow reaction chamber, a flow guiding part and a substrate support at a horizontally central area of the reaction chamber, the substrate support residing underneath the flow guiding part, and the flow guiding part forcing the vertical flow from above the flow guiding part to go round the flow guiding part on its downward way towards the substrate support.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: May 13, 2025
    Assignee: Picosun Oy
    Inventors: Juhana Kostamo, Marko Pudas, Timo Malinen
  • Patent number: 12247288
    Abstract: A substrate processing apparatus (100), comprising a reaction chamber (20) having an upper portion (20a) and a lower portion (20b) sealing an inner volume of the reaction chamber (20) for substrate processing, the lower portion (20b) being movable apart from the upper portion (20a) to form a substrate loading gap therebetween, a substrate support system comprising a support table (31) and at least one support element (70) vertically movable in relation to the support table (31) and extending through the support table (31) to receive a substrate within the reaction chamber (20), and a stopper (90) stopping a downward movement of the at least one support element (70) at a substrate loading level.
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: March 11, 2025
    Assignee: Picosun Oy
    Inventors: Väinö Kilpi, Tom Blomberg
  • Patent number: 12146218
    Abstract: Precursor container, comprising a first volume formed by a first chamber to house precursor material, a second volume formed by a second chamber and separated from the first volume by a partition wall, and a conduit passing through the partition wall and extending from the first volume to the second volume providing the precursor material housed within the first volume with a route to the second volume following a pressure increase in the first volume. The partition wall is a gas-permeable wall allowing gas from the first volume to permeate to the second volume.
    Type: Grant
    Filed: November 21, 2023
    Date of Patent: November 19, 2024
    Assignee: Picosun Oy
    Inventor: Tom Blomberg
  • Patent number: 12112927
    Abstract: A substrate processing apparatus (100), comprising a reaction chamber (50), an outer chamber (80) at least partly surrounding the reaction chamber (50) and forming an intermediate volume (70) therebetween, and a substrate support (40) within the reaction chamber (50), comprising a hollow inner volume (42), wherein the hollow inner volume (42) and the intermediate volume (70) are in fluid communication through a channel (45) extending from the hollow inner volume (42) to the intermediate volume (70).
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: October 8, 2024
    Assignee: PICOSUN OY
    Inventor: Väinö Kilpi
  • Patent number: 12110588
    Abstract: A fluid inlet assembly for a substrate processing apparatus includes a fluid inlet pipe configured to pass through a wall of a sealed pressure vessel, a resilient element around the fluid inlet pipe outside the sealed pressure vessel coupling the fluid inlet pipe to the wall, and first and second end parts, the resilient element being coupled therebetween.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: October 8, 2024
    Assignee: Picosun Oy
    Inventors: Timo Malinen, Väinö Kilpi, Marko Pudas
  • Patent number: 12065730
    Abstract: Chemical deposition reactor assembly configured for formation of coatings on surfaces of fluid-permeable materials, such as porous materials, by chemical deposition is provided, the reactor assembly includes a reaction chamber configured to receive, at least in part, a fluid-permeable substrate with a target surface to be coated; at least one reactive fluid intake line configured to mediate a flow of reactive fluid into the reaction chamber, and an inert fluid delivery arrangement with at least one enclosed section configured to mediate a flow of inert fluid through the substrate towards its' target surface such, that at the surface the flow of inert fluid encounters the flow of reactive fluid, whereby a coating is formed at the target surface of the fluid-permeable substrate.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: August 20, 2024
    Assignee: PICOSUN OY
    Inventor: Marko Pudas
  • Patent number: 12024773
    Abstract: A medical stent, including a squeezable and expandable tubular wire mesh and an anti-sticking atomic layer deposition coating deposited on surfaces of the wire mesh. A method for manufacturing a medical stent, including taking a squeezable and expandable (i.e., deformable) tubular wire mesh, and depositing an anti-sticking atomic layer deposition coating on surfaces of the wire mesh to prevent the wire mesh from being stuck with itself when expanding from a squeezed form to a fully expanded form.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: July 2, 2024
    Assignee: PICOSUN OY
    Inventors: Xiaopeng Wu, Juhana Kostamo, Niku Oksala
  • Patent number: 12011377
    Abstract: A medical device is provided comprising an at least one surface deposited with at least a first conformal coating and a second conformal coating deposited on the first conformal coating, wherein the first conformal coating comprises the first chemical substance and the second conformal coating comprises the second chemical substance. In some instances, the first coating is deposited over the first chemical substance and the second coating is deposited over the second chemical substance.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: June 18, 2024
    Assignee: PICOSUN OY
    Inventors: Xiaopeng Wu, Juhana Kostamo, Niku Oksala, Riina Ritasalo
  • Patent number: 11992425
    Abstract: A structure is provided comprising a number of surfaces 10, 20 joined together with an adhesive 30, said structure being configured to reshape upon at least partial degradation of the adhesive 30. Related method and uses are further provided.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: May 28, 2024
    Assignee: PICOSUN OY
    Inventors: Marko Pudas, Niku Oksala
  • Publication number: 20240162019
    Abstract: A substrate processing apparatus, includes a reaction chamber, an outer chamber at least partly surrounding the reaction chamber and forming an intermediate volume therebetween, and a substrate support within the reaction chamber, includingn a hollow inner volume. The hollow inner volume and the intermediate volume are in fluid communication through a channel extending from the hollow inner volume to the intermediate volume.
    Type: Application
    Filed: May 10, 2022
    Publication date: May 16, 2024
    Applicant: Picosun Oy
    Inventor: Väinö KILPI
  • Patent number: 11976989
    Abstract: A strain sensor that includes a first atomic layer deposition layer, a flexible molecular layer deposition layer on top of the first atomic layer deposition layer, and a second atomic layer deposition layer on top of the molecular layer deposition layer.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: May 7, 2024
    Assignee: PICOSUN OY
    Inventors: Marko Pudas, Jani Kivioja, Niku Oksala
  • Patent number: 11970774
    Abstract: A deposition or cleaning apparatus comprising an outer vacuum chamber and a reaction chamber inside the outer chamber forming a double chamber structure. The reaction chamber is configured to move between a processing position and a lowered position inside the outer vacuum chamber, the lowered position being for loading one or more substrates into the reaction chamber.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: April 30, 2024
    Assignee: Picosun Oy
    Inventor: Timo Malinen
  • Publication number: 20240084449
    Abstract: Precursor container, comprising a first volume formed by a first chamber to house precursor material, a second volume formed by a second chamber and separated from the first volume by a partition wall, and a conduit passing through the partition wall and extending from the first volume to the second volume providing the precursor material housed within the first volume with a route to the second volume following a pressure increase in the first volume. The partition wall is a gas-permeable wall allowing gas from the first volume to permeate to the second volume.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 14, 2024
    Applicant: Picosun Oy
    Inventor: Tom BLOMBERG
  • Patent number: 11873558
    Abstract: Precursor container, comprising a first volume formed by a first chamber to house precursor material, a second volume formed by a second chamber and separated from the first volume by a partition wall, and a conduit passing through the partition wall and extending from the first volume to the second volume providing the precursor material housed within the first volume with a route to the second volume following a pressure increase in the first volume. The partition wall is a gas-permeable wall allowing gas from the first volume to permeate to the second volume.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: January 16, 2024
    Assignee: Picosun Oy
    Inventor: Tom Blomberg