Patents Assigned to Institut polytechnique de Grenoble
  • Publication number: 20220412969
    Abstract: A kit and a method for capturing a molecule contained in a sample utilizing at least one magnetic layer including a, possibly repeated, juxtaposition of at least one first and one second region, the first region including magnetic particles polarized in a first direction and the second region including magnetic particles that are non-polarized or polarized in a second direction different from the first direction of polarization of the magnetic particles of the first region, so as to generate a magnetic field having at least one variation in intensity of at least 0.1 mT at a distance of at least 1 ?m from the at least one magnetic layer, the variation defining a maximum of the standard of the intensity of the magnetic field and level therewith a zone for capturing magnetic nanoparticles on the capture support.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 29, 2022
    Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Guillaume BLAIRE, Orphée CUGAT, Victor VIEILLE
  • Publication number: 20220304135
    Abstract: According to one aspect, the present description concerns a target (20) for the production of nuclear particles. The target comprises a shell (24) formed by a surface of revolution and mounted in rotation about an axis of rotation (21) that coincides with an axis of revolution of the shell.
    Type: Application
    Filed: June 8, 2020
    Publication date: September 22, 2022
    Applicants: Centre National de la Recherche Scientifique, INSTITUT POLYTECHNIQUE DE GRENOBLE, UNIVERSITE GRENOBLE ALPES
    Inventors: Véronique Ghetta, Julien Giraud, Daniel Santos
  • Patent number: 11431021
    Abstract: There is provided a solid electrolyte including at least one layer with no nitrogen and which includes LixPOySz, with 0<z?3, 2.1?x?2.4, and 1?y?4. A battery including the electrolyte, and a method for producing the electrolyte, are also provided.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: August 30, 2022
    Assignees: Commissariat A L'Energie Atomique et aux Energies Alternatives, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Pierrick Morin, Anass Benayad, Renaud Bouchet, Lucie Le Van-Jodin
  • Patent number: 11415561
    Abstract: A method for detecting a malfunction of an acoustic sensor coupled to an electrochemical generator includes applying an electrical signal at a given frequency and a given amplitude, termed the signal frequency and signal amplitude; measuring, by the acoustic sensor, an acoustic signal emitted by the electrochemical generator in response to the application of the electrical signal; and, when the amplitude of the acoustic signal is below a predetermined threshold value, and detecting a malfunction of the acoustic sensor.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: August 16, 2022
    Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Nicolas Guillet, Mélanie Alias, Florence Degret
  • Patent number: 11391265
    Abstract: A collapsible wind turbine includes a turbine with a vertical axis (A). The turbine is supported by a vertical pylon, pivotably mounted about a hinge, and by linking members connecting the rotation shaft of the turbine to the pylon while maintaining a separation therebetween. The wind turbine includes: —an electricity generator of which the axis of rotation is perpendicular to the longitudinal axis of the pylon, the generator being secured to the ground; and—at least one flexible link connecting and synchronising the rotation of the generator with the rotation shaft of the turbine by linear travel of the flexible link in a closed-circuit path, so as to drive the rotation shaft of the generator by the movement of the turbine. The present structure is, in particular related to land-based wind turbines in a cyclone-prone area.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: July 19, 2022
    Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Stéphane Barre, Jean-luc Achard, Guillaume Balarac, Guillaume Maurice
  • Patent number: 11384480
    Abstract: The present invention relates to a method for bleaching an unbleached or pre-bleached paper pulp comprising at least the following consecutive steps: a) preparing an unbleached or pre-bleached paper pulp having a pH of at least 8, b) bringing the paper pulp obtained at the end of step a) into contact with chlorine dioxide, c) when the pH of the paper pulp obtained from step b) is lower than 10, adding at least one Brønsted base to the paper pulp, d) adding hydrogen peroxide to the paper pulp obtained at the end of step c), e) maintaining the paper pulp obtained at the end of step d) in a first bleaching tower, f) optionally, adding sulphuric acid to the paper pulp obtained at the end of step e) and maintaining the obtained paper pulp in a second bleaching tower, the method dispensing with the need for a step of washing the paper pulp before the end of step e), and, if applicable, before the end of step f).
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: July 12, 2022
    Assignees: CENTRE TECHNIQUE DE L'INDUSTRIE DES PAPIERS, CARTONS ET CELLULOSES, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Gerard Mortha, Jennifer Marcon, Nathalie Marlin, Auphelia Burnet, Michel Petit-Conil
  • Publication number: 20220077379
    Abstract: The piezoelectric device includes a first electrode, a second electrode, piezoelectric elongate nano-objects in contact with the first electrode, and extending between the first electrode and the second electrode, a first layer of an electrically-insulating first material, the first layer surrounding a first longitudinal portion of each of the piezoelectric elongate nano-objects, a second layer of an electrically-insulating second material, the second layer surrounding a second longitudinal portion of each of the piezoelectric elongate nano-objects. The first layer is arranged between the first electrode and the second layer. The thickness of the first layer is strictly smaller than the thickness of the second layer. The first material has a Young's modulus strictly higher than the Young's modulus of the second material.
    Type: Application
    Filed: September 7, 2021
    Publication date: March 10, 2022
    Applicants: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, UNIVERSITE GRENOBLE ALPES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Clément LAUSECKER, Xavier BAILLIN, Vincent CONSONNI, Bassem SALEM
  • Patent number: 11264688
    Abstract: An interposer (16) and a substrate (10) incorporating the interposer (16) are provided. The interposer (16) includes one or more layers (18) and a cavity (20) defined in the one or more layers (18), the cavity (20) being configured as a waveguide for propagation of electromagnetic waves.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: March 1, 2022
    Assignees: THALES SOLUTIONS ASIA PTE LTD, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE GRENOBLES ALPES, L'INSTITUT POLYTECHNIQUE DE GRENOBLE, UNIVERSITE DES SCIENCES ET TECHNOLOGIES DE LILLE 1, UNIVERSITÉ DE LIMOGES, NANYANG TECHNOLOGICAL UNIVERSITY
    Inventors: Philippe Coquet, Beng Kang Tay, Mathieu Cometto, Dominique Baillargeat, Stéphane Bila, Kamel Frigui, Philippe Ferrari, Emmanuel Pistono, Florence Podevin
  • Patent number: 11254999
    Abstract: Disclosed is a process for extracting or separating metal ions using a composition including: an ionic liquid of formula C+,?X, in which: C+ is an onium cation including at least one hydrocarbon chain R1 including from 6 to 20 carbon atoms; XP? is an anion of charge p, the ionic liquid having a solubility in water at 20° C. of at least 10 g/l; an acid; and water. The composition includes two liquid phases: a phase enriched in ionic liquid ?IL; and a phase enriched in water ?w, the pH of which is less than or equal to 4.7. The composition is useful for extracting a metal ion from an acidic aqueous medium including a metal ion, for separating metal ions from an aqueous medium including at least two metal ions or for purifying an acidic aqueous solution including a metal ion.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: February 22, 2022
    Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE, UNIVERSIDADE DE AVEIRO, UNIVERSITÉ SAVOIE MONT BLANC
    Inventors: Nicolas Papaiconomou, Joao Manuel Da Costa E Araujo Pereira Coutinho, Matthieu Gras, Isabelle Billard
  • Patent number: 11219901
    Abstract: The invention concerns a robotic method for coating the bottom surface of at least one well of a multiwell plate by a polyelectrolyte multilayer film, the multiwell plate obtainable according to the method and the use thereof for cell culture.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: January 11, 2022
    Assignees: INSTITUT POLYTECHNIQUE DE GRENOBLE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Catherine Cécile Picart, Jie Liu, Fabien Dalonneau, Paul Machillot
  • Patent number: 11169184
    Abstract: A method for measuring the intensity of a current, comprising the steps of obtaining a computation matrix M comprising a set of terms, proportional to a distance between a measuring point and a reference point, raised to a power higher than or equal to zero, forming a vector B including measurements of the value of the magnetic field in a direction at a measuring point, computing the components of a vector A, each component being a coefficient of a decomposition of the magnetic field into spatial harmonics proportional to the intensity of the current such that the matrix relation B=M×A is satisfied, and determining the intensity.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: November 9, 2021
    Assignees: INSTITUT POLYTECHNIQUE DE GRENOBLE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Orphée Cugat, Jérôme Delamare, Olivier Pinaud, Laure-Line Rouve, Benjamin Wilsch
  • Patent number: 11151287
    Abstract: An asynchronous pipeline circuit includes: a first processing stage including a first data latch configured to generate a request signal; a second processing stage downstream the first processing stage and including a second data latch; and a programmable delay line coupled between the first data latch and the second processing stage. The programmable delay line is configured to receive the request signal from the first data latch and to generate a delayed request signal by randomly delaying the request signal on each data transfer from the first data latch to the second data latch.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: October 19, 2021
    Assignees: STMICROELECTRONICS SA, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Sophie Germain, Sylvain Engels, Laurent Fesquet
  • Patent number: 11097336
    Abstract: A device and method for producing metal slugs, in which: a movable support has a plurality of cavities separated by partition walls, such that the cavities travel over a path, a feeding means is positioned above a location on said path and is capable of forming a stream of molten metal, flowing under the effect of gravity, such that, during the continuous movement of the movable support, the continuous stream of molten metal from the feeding means is divided or fragmented into slugs formed successively in said cavities, under the effect of said partition walls.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: August 24, 2021
    Assignees: UNIVERSITE GRENOBLE ALPES, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Sébastien Gravier, Georges Kapelski
  • Patent number: 11069940
    Abstract: Ionically conductive materials that can be used in electrochemical generators. A new ionically conductive material usable in an electrochemical generator, for example in separators, solid polymer electrolytes or electrodes, has good mechanical properties and good ionic conductivity and is able to prevent dendritic growth in lithium batteries. The material comprises at least one polymer A, different from B, having an ionic conductivity of between 10?5 and 10?3 S/cm, at least one polymer B having mechanical strength characterised by a storage modulus ?200 MPa and at least one reinforcing filler C.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: July 20, 2021
    Assignees: INSTITUT POLYTECHNIQUE DE GRENOBLE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE—CNRS
    Inventors: Jean-Yves Sanchez, Cristina Iojoiu, Yannick Molmeret, Claire Antonelli
  • Patent number: 11054469
    Abstract: Some embodiments are directed to a test apparatus for testing a device. The apparatus includes a test device having a memory for storing data processing instructions and processors configured, when the data processing instructions are executed, to execute test code in order to implement a test operation on the device being tested. The test code defines test patterns and test algorithms to be applied to instruments for testing the device being tested, and is in a first format that is independent of the test interface between the test device and the device being tested. The apparatus also includes an interface controller coupled to the device being tested and configured to convert communications generated by the test device during the execution of the test code into a second format suitable for the test interface, and to convert communications from the device being tested into the first format.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: July 6, 2021
    Assignee: INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventor: Michèle Portolan
  • Patent number: 11050083
    Abstract: The present invention relates to a high energy density lithium metal polymer (LMP) battery comprising a positive electrode that includes a high potential positive electrode active material and a block copolymer of AB or BAB type, A being an ethylene oxide block and B being an anionic polymer block based on lithium bis(trifluoromethylsulfonyl)imide.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: June 29, 2021
    Assignees: BLUE SOLUTIONS, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Renaud Bouchet, Marc Deschamps
  • Patent number: 10951034
    Abstract: A method of protecting a high-voltage network comprising the steps for maintaining first controlled switches closed and second controlled switches open; measuring voltage and current on high-voltage interfaces; communicating the direction of the current to the other end of a high-voltage line; for each node: identifying a fault; verifying that the current is lower than the current interruption capability of the high-voltage interface switch and opening this switch.
    Type: Grant
    Filed: September 11, 2017
    Date of Patent: March 16, 2021
    Assignees: Supergrid Institute, Institut Polytechnique De Grenoble, Universite Grenoble Alpes
    Inventors: William Leon Garcia, Alberto Bertinato, Bertrand Raison, Pascal Tixador, Bruno Luscan
  • Patent number: 10930841
    Abstract: A magnetic tunnel junction with out-of-plane magnetisation includes a storage layer; a reference layer; a tunnel barrier layer, the two magnetisation states of the storage layer being separated by an energy barrier, the magnetic tunnel junction having a thermal stability factor dependent on the energy barrier and on the temperature of use of the magnetic tunnel junction. The storage layer has a thickness comprised between 0.5 times and 8 times a characteristic dimension of a planar section of the tunnel junction; the composition and the thickness of the storage layer are chosen such that the absolute value of the derivative of the thermal stability factor compared to a characteristic dimension of a planar section of the tunnel junction is less than 10 nm?1.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: February 23, 2021
    Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Nicolas Perrissin-Fabert, Bernard Dieny, Lucian Prejbeanu, Ricardo Sousa
  • Patent number: 10847502
    Abstract: Some embodiments are directed to an optoelectronic device for converting an electrical signal into electromagnetic radiation or vice-versa, including an active zone sandwiched between first and second electrodes, the optoelectronic device having a stack of layers with a lateral edge and first and second opposite faces, the layers of the stack forming at least the active zone and the first and second electrodes, the stack being intended to receive or emit the electromagnetic radiation through the lateral edge perpendicularly to the direction of stacking of the layers.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: November 24, 2020
    Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: David Munoz Rojas, Maria del Carmen Jimenez Arevalo, Daniel Bellet, Stéphane Brochen
  • Patent number: 10826118
    Abstract: The invention relates to a process for preparing unipolar cation-conducting ionomers from fluoro ionic monomers, to said unipolar cation-conducting ionomers, to the uses thereof, to an electrolytic composition comprising at least one of said unipolar cation-conducting ionomers and to an electrochemical device comprising at least one of said unipolar cation-conducting ionomers, especially as electrolyte.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: November 3, 2020
    Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Cristina Iojoiu, Amadou Thiam, Olesia Danyliv, Régis Mercier, Jean-Yves Sanchez