Patents Assigned to VTT
  • Publication number: 20210132207
    Abstract: A radar including an interface configured to receive a frequency estimation output and a synchronization signal correlation output from a radio communication device; and a processing block configured to use the received frequency estimation output and synchronization signal correlation output for velocity and range estimation.
    Type: Application
    Filed: February 5, 2019
    Publication date: May 6, 2021
    Applicant: Teknologian tutkimuskeskus VTT Oy
    Inventors: Markku KIVIRANTA, Ilkka MOILANEN, Henna PAASO
  • Patent number: 10982843
    Abstract: The present invention relates to an over fire air arrangement for a furnace (1), the furnace (1) having opposing first wall (4) and second wall (6) and opposing first side wall (5) and second side wall (7) between the first and second walls (4, 6) for forming a furnace enclosure (2). The over fire air arrangement comprising at least one first over fire air port (20) provided to the first wall (4) for supplying a first over fire air flow (40) into the furnace (1) and at least one first additional over fire air port (50) provided to at least one of the first and second side walls (5, 7) in the vicinity of the first wall (4), the at least one first additional over fire air port (50) being arranged to supplying a first additional over fire air flow (60) into the furnace (1) transversely to the first over fire air flow (40).
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: April 20, 2021
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventor: Marko Huttunen
  • Patent number: 10982239
    Abstract: The present invention relates to a field of genetically modified fungal cells and converting galacturonic acid to meso-galactaric acid, more precisely to a method of producing meso-galactaric acid. The invention further relates to recombinant fungal cells having a specific combination of modifications including but not limited to expression of uronate dehydrogenase enzyme, reduced D-galacturonic acid reductase activity, and furthermore reduced meso-galactaric acid catabolism, as well as uses and methods related thereto.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: April 20, 2021
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventors: Joosu Kuivanen, Peter Richard, Ying-Mong Jasmin Wang
  • Patent number: 10968161
    Abstract: According to an example aspect of the present invention, there is provided a method for producing muconic acid ester from aldaric acid ester, and for separating and purifying the produced muconic acid ester by high vacuum distillation in a total heating environment.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: April 6, 2021
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: David Thomas, Juha Linnekoski, Martta Asikainen, Nicolaas Van Strien, Anneloes Berghuis
  • Patent number: 10965267
    Abstract: The present disclosure describes micromechanical resonator, a resonator element for the resonator, and a method for trimming the resonator. The resonator comprises a resonator element having a length, a width, and a thickness, where the length and the width define a plane of the resonator element. The resonator element comprises at least two regions (52, 53) in the plane of the resonator element, wherein the at least two regions have different thicknesses.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: March 30, 2021
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventors: Antti Jaakkola, Tuomas Pensala, Aarne Oja, Panu Pekko, James R Dekker
  • Patent number: 10954632
    Abstract: According to an example aspect of the present invention, there is provided an apparatus and a method comprising a forming section for feeding an aqueous furnish of fibres on a moving surface to form a shape of a product and a pressing and heating section for removing water from the shaped product received from the moving surface. The pressing and heating section comprises a felt and metal belt that are set to run against each other for receiving the furnish from the moving surface and heating elements for heating the web in at least two pulses including at least one first pulse wherein the product is pressed for at least 10-200 ms on a first pressure and at least one second heating and smoothing pulse wherein the product is heated at least for 10-200 ms on a pressure that is higher than the first pressure, and at least one of the surfaces pressing the product being the smooth metal belt.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: March 23, 2021
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Riku Pihko, Jani Lehmonen, Kay Rökman
  • Patent number: 10931255
    Abstract: The present disclosure describes a micromechanical resonator comprising a resonator element (40) having a length (l1) and a width (w1) that is perpendicular to the length. The resonator element has a length-to-width aspect ratio in a range of 1.8 to 2.2. The resonator element is suspended to a support structure with two or more anchors (41, 43). Each of the two or more anchors is attached to a first location or a second location. The first location is at a shorter side (42) of the resonator element. The first location divides the width (w1) of the resonator element into a larger portion (w3) and a smaller portion (w2) such that a ratio between said smaller portion (w2) and the whole width (w1) is in a range of 0.10 to 0.28. The second location is at a longer side (44). The second location divides the length (l1) of the resonator element into a larger portion (l3) and a smaller portion (l2) such that a ratio between said smaller portion (l2) and the whole length (l1) is in a range of 0.36 to 0.48.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: February 23, 2021
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventors: Antti Jaakkola, Panu Pekko
  • Patent number: 10911145
    Abstract: In an aspect, an apparatus for distribution of frequency reference to a receiving end over a transmission medium comprises a first mixer adapted to mix a frequency reference signal having a reference frequency with a local oscillator signal having a local oscillator frequency to provide a forward frequency reference signal, a communication section adapted to transmit the forward frequency reference signal and receive a first backward frequency reference signal, a second mixer adapted to mix the first backward frequency reference signal with the local oscillator signal to provide a second backward frequency reference signal and a phase comparator and control circuit adapted to adjust the local oscillator frequency based on a phase shift of the second backward frequency reference signal so as to compensate for a phase shift of the forward frequency reference signal.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: February 2, 2021
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventor: Thomas Fordell
  • Patent number: 10910545
    Abstract: A superconducting junction comprises: a first layer and a second layer of superconducting material; a tunneling layer of insulating material disposed between the first layer and the second layer of the superconducting material; and a layer of thermally conducting, non-superconducting material disposed between the first layer and the second layer of the superconducting material, the non-superconducting layer being in contact with either the first layer or the second layer of superconducting material.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: February 2, 2021
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventor: Mikko Kiviranta
  • Patent number: 10894866
    Abstract: According to an example aspect of the present invention, there is provided a method of producing reactive lignin from an alkaline lignin containing stream, such as black liquor, e.g. kraft lignin, by using thermal treatment with temperatures between 200 and 250° C. for simultaneous activation (for example by demethylation and/or demethoxylation) and precipitation of the lignin.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: January 19, 2021
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Hanne Wikberg, Taina Ohra-Aho, Juha Leppävuori, Tiina Liitiä
  • Patent number: 10876103
    Abstract: Certain embodiments of the disclosure are directed to variant filamentous fungal cells, compositions thereof and methods thereof for increased production of one or more proteins of interest. More particularly, in certain embodiments, the disclosure is directed to variant filamentous fungal (host) cells derived from parental filamentous fungal cells, wherein the variant host cells comprise a genetic modification which enables the expression/production of a protein of interest (POI) in the absence of inducing substrate. In certain embodiments, a variant fungal host cell of the disclosure comprises a genetic modification which increases the expression of a variant activator of cellulase expression 3 (ace3) gene encoding an Ace3 protein referred to herein as Ace3-L.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: December 29, 2020
    Assignees: DANISCO US INC, VTT TECHNICAL RESEARCH CENTRE OF FINLAND LTD
    Inventors: Michael Ward, Yun Luo, Felipe Oseas Bendezu, Mari Valkonen, Markku Saloheimo, Nina Aro, Tiina Pakula
  • Patent number: 10865280
    Abstract: According to an example aspect of the present invention, there is provided a method of producing films from nanocellulose based raw materials having high consistency and thereby providing low energy consuming and feasible manufacturing process of CNF films and film materials.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: December 15, 2020
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Vesa Kunnari, Jaakko Pere, Jaakko Hiltunen, Katariina Kemppainen
  • Patent number: 10822560
    Abstract: A method and apparatus for gasifying raw material. The method includes feeding the raw material into an upper part of a fixed-bed gasifier, introducing the raw material from the upper part of the gasifier to a pyrolysis zone of the gasifier to form the fixed-bed and pyrolyzing the raw material in the presence of pyrolysis air to form a pyrolysis product. Introducing the pyrolysis product from the pyrolysis zone to a lower part of the gasifier, introducing primary air countercurrently to the lower part, carrying out a final gasification in a lower part of the gasifier in order to form a gasified gas. Introducing the gasified gas to a catalytic oxidation part and through a catalyst layer of the catalytic oxidation part, and reforming the gasified gas by way of the catalytic oxidation in the presence of reforming air in the catalytic oxidation part, forming a gaseous product.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: November 3, 2020
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Esa Kurkela, Ilkka Hiltunen
  • Patent number: 10826271
    Abstract: A limited range source of electromagnetic radiation and a radiation method, includes a tunable source of electromagnetic radiation; and a control element configured to tune the wavelength of the source of electromagnetic radiation to a desired wavelength corresponding to an absorption line of an atom or a molecule or other species present in the medium through which the electromagnetic radiation is to propagate; wherein the control element is configured to receive data relating to the desired wavelength.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: November 3, 2020
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventors: Santeri Jeremias Seppä, Thomas Fordell
  • Patent number: 10807087
    Abstract: The invention concerns a lateral flow device, system, kit and method for analyzing a fluid sample. The device comprises a support structure, a flow channel formed in the support structure, and an injection zone in fluidic connection with the flow channel for introducing the fluid sample into the flow channel. According to the invention the flow channel comprises at least two indicator zones at least one of which is capable of producing an optically detectable response signal when interacting with the fluid sample, and the indicator zones are arranged at least partly adjacent to each other on different sections of the flow channel. The invention allows for low-cost imaging devices, such as cameras of mobile phones to be used for making challenging lateral flow diagnostics on a variety of fields of technology.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: October 20, 2020
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Jukka-Tapani Mäkinen, Sanna Uusitalo, Marika Kurkinen
  • Patent number: 10811585
    Abstract: A thermoelectric device (1) comprising a frame (2), a membrane (3) made of thermoelectric material, and an element (4) for absorbing or releasing energy. The element (4) is supported to the frame (2) solely by the membrane (3).
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: October 20, 2020
    Assignee: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
    Inventors: Mika Prunnila, Jouni Ahopelto, Andrey Timofeev, Kestutis Grigoras, Andrey Shchepetov
  • Patent number: 10807861
    Abstract: The present publication discloses a micromechanical structure including at least one active element, the micromechanical structure comprising a substrate, at least one layer formed on the substrate forming the at least part of the at least one active element, mechanical contact areas through which the micromechanical structure can be connected to other structures like printed circuit boards and like. In accordance with the invention the micromechanical structure includes weakenings like trenches around the mechanical contact areas for eliminating the thermal mismatch between the active element of the micromechanical structure and the other structures.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: October 20, 2020
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Aarne Oja, Jaakko Saarilahti
  • Patent number: 10787427
    Abstract: According to an example aspect of the present invention, there is provided a synthesis method for producing furoic acid from a monoacid containing five carbons in the presence of pressure, heat, solvent and catalyst.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: September 29, 2020
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventor: David Thomas
  • Patent number: 10786829
    Abstract: The present invention relates to a continuous roll-to-roll process for improving the water tolerance of bio-based polymers, in particular cellulose nanofibrils (CNF) films. Furthermore, the invention provides a method, which combines surface modification/functionalization for improving water stability and wet strength, UV/Ozone treatment, corona treatment or plasma activation for purifying and activating the surface and thus increasing the reaction efficiency, and further hydrophobization of the surface of CNF film.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: September 29, 2020
    Assignee: Teknologian tutkimuskeskus VTT Oy
    Inventors: Jari Vartiainen, Tero Malm, Vesa Kunnari, Tuomas Hänninen, Tekla Tammelin, Maria Soledad Peresin, Monika Österberg, Leena-Sisko Johansson
  • Patent number: 10790801
    Abstract: An acoustic wave filter device is disclosed. The device includes an acoustic wave filter element, and a first resonator and a second resonator coupled to the acoustic wave filter element. The acoustic wave filter element includes interdigited input electrodes and output electrodes located on a top surface of a piezoelectric layer and an counter-electrode on the bottom surface of the piezoelectric layer. Each of the first and the second resonators includes a resonator electrode on the top surface of the piezoelectric layer and a resonator counter-electrode on the bottom surface of the piezoelectric layer. The first resonator has a first notch in resonator impedance at a first frequency. The second resonator includes a first mass loading layer on the second resonator electrode such that the second resonator has a second notch in resonator impedance at a second frequency that is different from the first frequency.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: September 29, 2020
    Assignee: VTT Technical Research Centre of Finland Ltd
    Inventors: Tapani Makkonen, Markku Ylilammi, Tuomas Pensala, James Dekker