Patents Assigned to Aalto University Foundation
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Patent number: 12234574Abstract: A pressure-balancing feed-in container arrangement having a container forming a basic body, which container includes a container space in which a piston is arranged in a movable manner, which container space includes a first space portion, i.e. a gas side, and a second space portion, i.e. a material side, which are separated from each other by the piston, a feed pas-sage for feeding material into the material space, and a discharge passage for conducting the material from the material space, and means for connecting a pressure medium source with the gas side of the container, whereby the piston is provided with a piston rod extending towards the gas side and further through a container wall to the exterior of the container, whereby the material feed passage extends through the piston rod and the piston to the material side.Type: GrantFiled: January 29, 2021Date of Patent: February 25, 2025Assignee: AALTO UNIVERSITY FOUNDATION SRInventors: Sauli Larkiala, Seppo Jääskeläinen
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Patent number: 12226839Abstract: Fastening an object onto a lathe, such that the location of the centre of rotation of the object may be adjusted relative to the centre of the lathe axis, wherein the centre of rotation of the object relative to the centre of the lathe may be displaced steplessly and biaxially, according to a predetermined calculation, without removing the object from the chuck.Type: GrantFiled: April 24, 2020Date of Patent: February 18, 2025Assignee: Aalto University Foundation srInventors: Petri Kuosmanen, Raine Viitala, Valtteri Vainio
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Patent number: 12209918Abstract: According to an example aspect of the present invention, there is provided a Coulomb blockade thermometer, comprising a Coulomb blockade thermometer sensor element, a radio-frequency generator configured to feed a radio-frequency signal to a first port of the Coulomb blockade thermometer, and a radio-frequency sensor configured to measure a response of the Coulomb blockade thermometer to the radio-frequency signal from a second port of the Coulomb blockade thermometer to perform a conductance measurement of the Coulomb blockade thermometer, and a bias voltage generator configured to sweep through a bias voltage range during the conductance measurement, performed using the radio-frequency generator, of the Coulomb blockade thermometer.Type: GrantFiled: June 23, 2022Date of Patent: January 28, 2025Assignee: Aalto University Foundation srInventors: Jukka Pekola, Yu-Cheng Chang, Bayan Karimi, Joonas Peltonen
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Patent number: 12157675Abstract: The present invention concerns a process for producing calcium carbonate from a calcium-containing alkaline slag material, the process containing the steps of extracting the alkaline slag material in a series of extraction steps, including at least 2 extraction steps, using extraction solvent(s) containing salt in an aqueous solution, whereby a calcium-containing filtrate and a residual slag is formed in each extraction step, separating the residual slag from the filtrate after each extraction step, carrying each residual slag to the following extraction in the series of extractions, to be used as raw material in said following extraction, and discarding the residual slag separated from the last extraction, carrying each filtrate to the previous extraction in the series of extractions, to be used as extraction solvent in said previous extraction, and carrying the first filtrate, separated from the first extraction step, to a carbonating step, carbonating calcium as calcium carbonate from the first filtrateType: GrantFiled: December 4, 2019Date of Patent: December 3, 2024Assignee: Aalto University Foundation srInventors: Mika Järvinen, Sanni Eloneva
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Publication number: 20240342499Abstract: Disclosed is a method for localising activation under transcranial magnetic stimulation (TMS). The method includes computing activation parameter statistics with activation location as an activation parameter, wherein the activation parameter statistics includes a probability distribution of the activation location.Type: ApplicationFiled: August 3, 2022Publication date: October 17, 2024Applicant: AALTO UNIVERSITY FOUNDATION SRInventors: Juhani KATAJA, Ilkka LAAKSO, Noora MATILAINEN, Marco SOLDATI
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Patent number: 12106901Abstract: The invention performs a new electrode structure that increases the surface area of the electrode. An electrode structure comprises a conductive part, a grass-like dielectric material on the conductive part, and a conductive layer on the grass-like dielectric material. The conductive part and the conductive layer is electrically connected to each other.Type: GrantFiled: November 12, 2020Date of Patent: October 1, 2024Assignee: AALTO UNIVERSITY FOUNDATION SRInventors: Christoffer Kauppinen, Kirill Isakov
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Patent number: 12054939Abstract: A method for manufacturing a building element with a wooden frame, the method comprising forming the frame of the element of wooden panels filling the space inside the frame with insulation material, coating the wooden panels which define the outer surfaces of the frame of the building element to be substantially air-tight, filling the space inside the frame with expanded perlite, and applying vacuum in the space inside the building element by a vacuum pump connected to the element. The invention also relates to such a building element with a wooden frame, as well as a building element system consisting of a plurality of such building elements with a wooden frame.Type: GrantFiled: September 18, 2019Date of Patent: August 6, 2024Assignee: AALTO UNIVERSITY FOUNDATION SRInventor: Pasi Herranen
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Publication number: 20240242425Abstract: F estimating an anomaly in an environment a dimensionally accurate three-dimensional model associated with the environment is obtained from a memory, providing a three-dimensional position of objects in the environment. Thermal sensor data originating from a thermal sensor and image sensor data originating from an image sensor arranged in the environment is obtained. The thermal sensor data and image sensor data includes real-time image data associated with the environment, the thermal sensor and image sensor having known locations in the dimensionally accurate three-dimensional model. Locations of image pixels in the thermal sensor data, the image sensor data and a point of view of a camera associated with the dimensionally accurate three-dimensional model are mapped, and one of a location and size of an anomaly indicated by the thermal sensor data is estimated, the anomaly being associated with an object in the dimensionally accurate three-dimensional model based on the mapping.Type: ApplicationFiled: January 13, 2023Publication date: July 18, 2024Applicant: Aalto University Foundation srInventor: Siavash Haghighat Khajavi
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Patent number: 11931774Abstract: Disclosed is a method for treating wood veneer, including the steps of providing at least one sheet of wood veneer; coating at least one side of the sheet of wood veneer with an aqueous coating composition including nanocellulose to obtain a coated sheet of wood veneer; and drying the coated sheet using compression pressure and heat. Also disclosed is a coated wood veneer including a sheet of wood veneer and a coating including nanocellulose arranged on at least one surface of the sheet.Type: GrantFiled: January 16, 2019Date of Patent: March 19, 2024Assignees: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY, AALTO UNIVERSITY FOUNDATION SRInventors: Jaakko Pere, Vesa Kunnari, Matti Kairi, Pekka Ahtila
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Publication number: 20230360160Abstract: Machine learning based forest management is disclosed. A set of input data related to a forest stand is accessed. A forest management plan defining at least one forest management activity for the forest stand is determined based on the accessed set of input data and at least one forest management preference. The determining of the forest management plan for the forest stand is performed by applying a parameterized policy to the accessed set of input data. The parameterized policy has been trained via a machine learning process using a forest development related simulation model.Type: ApplicationFiled: September 29, 2021Publication date: November 9, 2023Applicants: AALTO UNIVERSITY FOUNDATION SR, HELSINGIN YLIOPISTOInventors: Philipp BACK, Antti SUOMINEN, Pekka MALO, Olli TAHVONEN
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Patent number: 11799041Abstract: The present invention relates to a double sided solar cell assembly, including at least one carbon-based perovskite solar cell unit, which has been included in a sandwich structure together with a second solar cell unit, which is a dye-sensitized photoelectrode.Type: GrantFiled: December 19, 2019Date of Patent: October 24, 2023Assignee: Aalto University Foundation srInventor: Syed Ghufran Hashmi
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Patent number: 11656309Abstract: According to an example aspect of the present invention, there is provided generating, Low-Field-Magnetic Resonance Imaging, LF-MRI, or Ultra-Low-Field Magnetic Resonance Imaging, ULF-MRI, data with respect to an image frame, determining a sensorwise agreement of the data with determined sensitivity profiles, and determining a mapping between the image frame and a sensor frame, such that the sensorwise agreement has been fulfilled.Type: GrantFiled: March 4, 2020Date of Patent: May 23, 2023Assignee: Aalto University Foundation srInventors: Cornelis Zevenhoven, Antti Mäkinen, Risto Ilmoniemi
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Patent number: 11602904Abstract: The invention concerns a method for joining a metal component and a polymer component, and a structure comprising said components. In the method, an extrusion die plate with a through hole is placed between the metal component and the polymer component. A probe is rotated and plunged across the thickness of the metal component and eventually through said through hole of the extrusion die plate, thereby extruding a part of the metal component through said through hole of the extrusion die plate into the polymer component. The probe has a rotation axis having an offset to the centre of the through hole during the rotating and plunging action.Type: GrantFiled: June 28, 2018Date of Patent: March 14, 2023Assignee: AALTO UNIVERSITY FOUNDATION SRInventor: Pedro Vilaca
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Patent number: 11597750Abstract: The present invention is directed to a method for producing a condensed phase of a silk fusion protein, the method comprising the steps of preparing a solution of a silk fusion protein in an aqueous medium and concentrating the silk fusion protein in the aqueous medium, wherein the fusion protein is isolated from a recombinant production host and comprises a silk-like protein sequence and two separate non-silk terminal module sequences, such as cellulose binding modules, SpyCatcher domains, tenth type III module of Fibronectin, gamma-crystallin D, flanking the silk-like protein sequence; wherein the method is performed so that the silk fusion protein is not precipitated and subsequently dissolved to the aqueous medium. The present invention is also directed to using such fusion proteins as adhesives.Type: GrantFiled: June 13, 2018Date of Patent: March 7, 2023Assignee: Aalto University Foundation srInventors: Markus Linder, Pezhman Mohammadi, Sesilja Aranko
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Publication number: 20230066995Abstract: A coagulation bath system for fiber spinning, the system comprising a coagulation bath con figured to have coagulation liquid consisting of at least partly of water, and forming a water flow, which coagulation liquid is arranged to receive fibers, the water flow drives the movement of fibers through the coagulation bath.Type: ApplicationFiled: February 15, 2021Publication date: March 2, 2023Applicant: Aalto University Foundation srInventors: Sauli LARKIALA, Chamseddine GUIZANI
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Publication number: 20230067439Abstract: A pressure-balancing feed-in container arrangement having a container forming a basic body, which container includes a container space in which a piston is arranged in a movable manner, which container space includes a first space portion, i.e. a gas side, and a second space portion, i.e. a material side, which are separated from each other by the piston, a feed pas-sage for feeding material into the material space, and a discharge passage for conducting the material from the material space, and means for connecting a pressure medium source with the gas side of the container, whereby the piston is provided with a piston rod extending towards the gas side and further through a container wall to the exterior of the container, whereby the material feed passage extends through the piston rod and the piston to the material side.Type: ApplicationFiled: January 29, 2021Publication date: March 2, 2023Applicant: AALTO UNIVERSITY FOUNDATION SRInventors: Sauli LARKIALA, Seppo JÄÄSKELÄINEN
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Publication number: 20230058172Abstract: A filter system and method for filtering. The filter system (SJ) having at least two filters (S1, S2) having filter elements for filtering a material to be filtered. The material to be filtered is conducted to a dirty side (LP) of the filter and filtered material is conducted out from a clean side (PP) of the filter. A clogged filter is washed by counterflow washing in which the filtered material is conducted from the clean side of one filter to the clean side of another filter.Type: ApplicationFiled: January 27, 2021Publication date: February 23, 2023Applicant: AALTO UNIVERSITY FOUNDATION SRInventor: Sauli LARKIALA
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Patent number: 11549200Abstract: According to an example aspect of the present invention, there is provided A process for making a cellulose fibre or film comprising the steps of dissolving pulp in an ionic liquid containing a cationic 1,5,7-triazabicyclo[4.4.0]dec-5-enium [TBDH]+ moiety and an anion selected from the group according to Formula a), Formula b) and Formula c), wherein each of R, R2, R3, R4, R5, R7, R8, R9 and R10 is H or an organyl radical and X? is selected from the group consisting of halides, pseudohalides, carboxylates, alkyl sulphite, alkyl sulphate, dialkylphosphite, dialkyl phosphate, dialkyl phosphonites and dialkyl phosphonates, to provide a spinning dope, extruding the spinning dope through a spinneret to form one or more filaments, and a step selected from the group consisting of spinning cellulose fibres from the solution, and extruding a cellulose film from the solution.Type: GrantFiled: January 30, 2018Date of Patent: January 10, 2023Assignees: Aalto University Foundation sr, Helsingin YliopistoInventors: Herbert Sixta, Michael Hummel, Kadvaël Le Boulch, Ilkka Kilpeläinen, Alistair W.T. King, Jussi Helminen, Sanna Hellsten
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Patent number: 11524974Abstract: Method of forming colloidal lignin particles, comprising the step of dissolving lignin in a mixture of organic solvents, feeding of the said solution into water, and forming acolloidal dispersion of lignin. The used solvents are recovered with methods such as distillation and reused in the process. Water is removed from the colloidal dispersion by ultrafiltration and reused in the process. The concentrated colloidal dispersion is dried by spray drying. The invention can be used in applications where the colloidal nature of lignin will afford an advantage over bulk lignin.Type: GrantFiled: October 26, 2018Date of Patent: December 13, 2022Assignee: Aalto University Foundation srInventors: Kalle Lintinen, Rahul Prasad Bangalore Ashok, Timo Leskinen, Yao Xiao, Monika Österberg, Mauri Kostiainen, Pekka Oinas, Lauri Rautkari, Akio Yamamoto, Saara Hautamäki, Niko Meri
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Publication number: 20220364997Abstract: Disclosed is a method for quantification of water and/or one or more ionic liquid components in an ionic liquid (IL)/water (H2O) mixture. The method includes obtaining one or more Raman spectra for the IL/H2O mixture, and using a quantitative calibration model with the one or more Raman spectra to quantify water and/or one or more ionic liquid components in the IL/H2O mixture.Type: ApplicationFiled: June 26, 2020Publication date: November 17, 2022Applicant: AALTO UNIVERSITY FOUNDATION SRInventors: Chamseddine GUIZANI, Sanna HELLSTEN, Joanna WITOS