Patents by Inventor Marc Leroux
Marc Leroux has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11931719Abstract: The invention discloses a functionalised chromatography medium, comprising: i) at least one non-woven layer (10) of polymeric nano fibres (20) comprising a plurality of nanofibre-nano fibre fusion points (30); ii) a grafted polymer coating covering the polymeric nanofibres and the nanofibre-nanofibre fusion points; iii) a plurality of ligand groups covalently bound to the grafted polymer coating, wherein the ligand groups are capable of interacting with a target biomolecule.Type: GrantFiled: January 7, 2019Date of Patent: March 19, 2024Assignee: PURIDIFY LTD.Inventors: Marc Hummersone, Benjamin Wallis, Frederic Leroux, William Howard Albert Law
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Patent number: 11804811Abstract: In one embodiment, an apparatus includes: a low noise amplifier (LNA) to receive and amplify a radio frequency (RF) signal, the LNA having a first controllable gain; a mixer to downconvert the RF signal to a second frequency signal; a programmable gain amplifier (PGA) coupled to the mixer to amplify the second frequency signal, the PGA having a second controllable gain; a digitizer to digitize the second frequency signal to a digitized signal; a demodulator coupled to the digitizer to demodulate the digitized signal; an automatic gain control (AGC) circuit to control one or more of the first controllable gain and the second controllable gain; and an AGC settling circuit to cause the demodulator to begin operation in response to determining that the AGC circuit has settled.Type: GrantFiled: April 29, 2021Date of Patent: October 31, 2023Assignee: Silicon Laboratories Inc.Inventors: Robert M. Gorday, Guner Arslan, Marc Leroux, Pascal Blouin
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Publication number: 20220352861Abstract: In one embodiment, an apparatus includes: a low noise amplifier (LNA) to receive and amplify a radio frequency (RF) signal, the LNA having a first controllable gain; a mixer to downconvert the RF signal to a second frequency signal; a programmable gain amplifier (PGA) coupled to the mixer to amplify the second frequency signal, the PGA having a second controllable gain; a digitizer to digitize the second frequency signal to a digitized signal; a demodulator coupled to the digitizer to demodulate the digitized signal; an automatic gain control (AGC) circuit to control one or more of the first controllable gain and the second controllable gain; and an AGC settling circuit to cause the demodulator to begin operation in response to determining that the AGC circuit has settled.Type: ApplicationFiled: April 29, 2021Publication date: November 3, 2022Inventors: Robert M. Gorday, Guner Arslan, Marc Leroux, Pascal Blouin
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Patent number: 11402026Abstract: There is a valve assembly including a flow control valve and a flow centralizer. The flow centralizer has a flowthrough bore. The flow centralizer is downstream of the flow control valve and the flowthrough bore narrows in a direction downstream of the flow control valve. The flow centralizer may have a three-piece design including an insert defining the flowthrough bore and an orifice body and a flange ring which hold the insert in place within the orifice body.Type: GrantFiled: July 12, 2019Date of Patent: August 2, 2022Assignee: SlurryFlo Valve CorporationInventors: Marc Leroux, Brendan Romano, Amir Emami
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Patent number: 11352925Abstract: A heating element for a vehicle exhaust gas purification device is provided and is to be disposed in an exhaust gas duct. The heating element extends around a central axis. and comprises a central support defined around the central axis, a heating grid extending radially around the central support, and a liaison element. The liaison element comprises a plurality of mounting brackets comprising at least a first part connecting the mounting brackets to the heating grid, at least a second part connecting the bracket to the duct, intended to be directly or indirectly attached to the duct, and at least one intermediate section connecting the first connecting part to the second connecting part. The connecting element is at least partially radially flexible.Type: GrantFiled: March 29, 2021Date of Patent: June 7, 2022Inventors: Thomas Sommier, Matthieu Riverain, Marc Leroux, Sébastien Hanauer
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Patent number: 11174771Abstract: An exhaust gas purification device comprises a first heating element made from an electrically conductive material, a second heating element made from an electrically conductive material, and a power supply configured to circulate an electric current in the first heating element and in the second heating element. The power supply comprises a first electrode electrically connected to the first heating element and a second electrode electrically connected to the second heating element. The heating device includes a substrate extending between the first heating element and the second heating element, and a connecting element electrically connecting the first heating element and the second heating element.Type: GrantFiled: October 21, 2020Date of Patent: November 16, 2021Inventors: Thomas Sommier, Marc Leroux, Sébastien Hanauer, Catherine Guyard
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Publication number: 20210301701Abstract: A heating element for a vehicle exhaust gas purification device is provided and is to be disposed in an exhaust gas duct. The heating element extends around a central axis. and comprises a central support defined around the central axis, a heating grid extending radially around the central support, and a liaison element. The liaison element comprises a plurality of mounting brackets comprising at least a first part connecting the mounting brackets to the heating grid, at least a second part connecting the bracket to the duct, intended to be directly or indirectly attached to the duct, and at least one intermediate section connecting the first connecting part to the second connecting part. The connecting element is at least partially radially flexible.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Thomas SOMMIER, Matthieu RIVERAIN, Marc LEROUX, Sébastien HANAUER
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Patent number: 11035476Abstract: A gate valve having a seat plate with a recessed face smaller in width than a bore of the valve. The recessed face includes an opening, which can be generally rectangular for use of the valve as a substantially linear control valve. The valve closes by movement of the gate along the recessed face to obstruct the opening, and opens by the reverse movement.Type: GrantFiled: July 12, 2019Date of Patent: June 15, 2021Assignee: Slurryflo Valve CorporationInventor: Marc Leroux
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Publication number: 20210123369Abstract: An exhaust gas purification device comprises a first heating element made from an electrically conductive material, a second heating element made from an electrically conductive material, and a power supply configured to circulate an electric current in the first heating element and in the second heating element. The power supply comprises a first electrode electrically connected to the first heating element and a second electrode electrically connected to the second heating element. The heating device includes a substrate extending between the first heating element and the second heating element, and a connecting element electrically connecting the first heating element and the second heating element.Type: ApplicationFiled: October 21, 2020Publication date: April 29, 2021Inventors: Thomas SOMMIER, Marc LEROUX, Sébastien HANAUER, Catherine GUYARD
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Publication number: 20200400236Abstract: A gate valve having a seat plate with a recessed face smaller in width than a bore of the valve. The recessed face includes an opening, which can be generally rectangular for use of the valve as a substantially linear control valve. The valve closes by movement of the gate along the recessed face to obstruct the opening, and opens by the reverse movement.Type: ApplicationFiled: July 12, 2019Publication date: December 24, 2020Applicant: Slurryflo Valve CorporationInventor: Marc Leroux
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Publication number: 20200400239Abstract: There is a valve assembly including a flow control valve and a flow centralizer. The flow centralizer has a flowthrough bore. The flow centralizer is downstream of the flow control valve and the flowthrough bore narrows in a direction downstream of the flow control valve. The flow centralizer may have a three-piece design including an insert defining the flowthrough bore and an orifice body and a flange ring which hold the insert in place within the orifice body.Type: ApplicationFiled: July 12, 2019Publication date: December 24, 2020Applicant: Slurryflo Valve CorporationInventors: Marc Leroux, Brendan Romano, Amir Emami
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Patent number: 10549471Abstract: Disclosed is a molding unit for the forming of a container provided with a hollow recess toward the interior of the container, this forming unit including: a mold provided with a lateral wall defining a cavity having the impression of at least one part of the container and incorporating a fluid circuit for thermal regulation of the wall, which comes out on an upper surface of the mold; and a boxing device. The boxing device includes: an insert mounted in translation relative to the lateral wall; an actuator integral with the insert; and a pneumatic circuit for controlling the movement of the piston, which includes at least one primary duct for supplying the chamber, which comes out on the upper surface of the mold.Type: GrantFiled: July 20, 2017Date of Patent: February 4, 2020Assignee: SIDEL PARTICIPATIONSInventor: Marc Leroux
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Patent number: 10471643Abstract: Disclosed is a mold for manufacturing a container from a preform, the mold including: a side wall, a mold bottom having a through-passage in the center thereof, a cylinder including a body and a counter stretch molding rod that is mounted so as to be slidable relative to the body between an extended position in which the counter stretch molding rod projects relative to the mold bottom and a retracted position, a stand on which the mold bottom is mounted, this stand including a lower stage, an upper stage and a spacer detachably inserted between the upper stage and the lower stage and defining the cavity in part.Type: GrantFiled: October 17, 2016Date of Patent: November 12, 2019Assignee: SIDEL PARTICIPATIONSInventors: Matthieu Breard, Marc Leroux, Arnaud Barbey
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Patent number: 10322539Abstract: A molding unit (1) for blow molding a container from a parison, the container including a wall portion and a base, the molding unit (1) including: a mold sidewall (2) extending along a main axis (X) and having an inner molding surface (3) defining a counter print of the wall portion of the container, and an opening (8) at a lower end of the inner molding surface (3), a cylinder jacket (10) fixed to the mold sidewall (2) and extending axially below the opening (8); a movable mold base (14) having a cylindrical bracket (17) slidingly received within the cylinder jacket (10) and a body (15) axially protruding from the bracket (17), a wear ring (33) fixed to the mold base (14), the wear ring (33) including a cylindrical guiding bushing (34) interposed between the bracket (17) and the cylinder jacket (10).Type: GrantFiled: July 8, 2015Date of Patent: June 18, 2019Assignee: SIDEL PARTICIPATIONSInventors: Mathieu Breard, Yves Bourdel, Marc Leroux, Arnaud Barbey
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Publication number: 20180319068Abstract: Disclosed is a mold for manufacturing a container from a preform, the mold including: a side wall, a mold bottom having a through-passage in the center thereof, a cylinder including a body and a counter stretch molding rod that is mounted so as to be slidable relative to the body between an extended position in which the counter stretch molding rod projects relative to the mold bottom and a retracted position, a stand on which the mold bottom is mounted, this stand including a lower stage, an upper stage and a spacer detachably inserted between the upper stage and the lower stage and defining the cavity in part.Type: ApplicationFiled: October 17, 2016Publication date: November 8, 2018Inventors: Matthieu BREARD, Marc LEROUX, Arnaud BARBEY
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Publication number: 20180022010Abstract: Disclosed is a molding unit for the forming of a container provided with a hollow recess toward the interior of the container, this forming unit including: a mold provided with a lateral wall defining a cavity having the impression of at least one part of the container and incorporating a fluid circuit for thermal regulation of the wall, which comes out on an upper surface of the mold; and a boxing device. The boxing device includes: an insert mounted in translation relative to the lateral wall; an actuator integral with the insert; and a pneumatic circuit for controlling the movement of the piston, which includes at least one primary duct for supplying the chamber, which comes out on the upper surface of the mold.Type: ApplicationFiled: July 20, 2017Publication date: January 25, 2018Inventor: Marc LEROUX
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Publication number: 20170291346Abstract: A molding unit (1) for blow molding a container from a parison, the container including a wall portion and a base, the molding unit (1) including: a mold sidewall (2) extending along a main axis (X) and having an inner molding surface (3) defining a counter print of the wall portion of the container, and an opening (8) at a lower end of the inner molding surface (3), a cylinder jacket (10) fixed to the mold sidewall (2) and extending axially below the opening (8); a movable mold base (14) having a cylindrical bracket (17) slidingly received within the cylinder jacket (10) and a body (15) axially protruding from the bracket (17), a wear ring (33) fixed to the mold base (14), the wear ring (33) including a cylindrical guiding bushing (34) interposed between the bracket (17) and the cylinder jacket (10).Type: ApplicationFiled: July 8, 2015Publication date: October 12, 2017Inventors: Mathieu BREARD, Yves BOURDEL, Marc LEROUX, Arnaud BARBEY
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Patent number: 9503138Abstract: A circuit comprises a vector separator circuit to generate a first extracted signal according to (i) a first correlation signal, (ii) a second correlation signal, and (iii) a relative response signal. The first correlation signal corresponds to a first correlation between an input signal and a first test signal. The first test signal has a first frequency, and the input signal includes a first spur having the first frequency. The second correlation signal corresponds to a second correlation between the input signal and a second test signal. The second test signal has a second frequency. The relative response signal corresponds to a relative response of the second frequency in the first correlation signal.Type: GrantFiled: November 10, 2015Date of Patent: November 22, 2016Assignee: MARVELL WORLD TRADE LTD.Inventors: Brian T. Brunn, Rangakrishnan Srinivasan, Gregory T. Uehara, Marc Leroux, Zhiguo Wang, Jari Juhani Vahe, Rohit Mainkar
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Patent number: 9414600Abstract: The present invention relates to novel active compound combinations comprising, firstly, a known herbicide selected from the group consisting of glyphosate, glufosinate and glufosinate-ammonium and, secondly, at least one known fungicidally active compound, which combination is highly suitable for controlling unwanted phytopathogenic fungi, in particular soya bean rust. Particular preference is given to using these mixtures on transgenic plants resistant to the herbicides mentioned.Type: GrantFiled: March 28, 2014Date of Patent: August 16, 2016Assignee: Bayer Intellectual Property GmbHInventors: Klaus Stenzel, Markus Dollinger, Peter Dahmen, Ulrike Wachendorff-Neumann, Isolde Häuser-Hahn, Marie-Claire Grosjean-Cournoyer, Bernard Marc Leroux, Haruko Sawada, Hiroyuki Hadano, Jean-Marie Gouot, Christian Scherb
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Publication number: 20160134315Abstract: A circuit comprises a vector separator circuit to generate a first extracted signal according to (i) a first correlation signal, (ii) a second correlation signal, and (iii) a relative response signal. The first correlation signal corresponds to a first correlation between an input signal and a first test signal. The first test signal has a first frequency, and the input signal includes a first spur having the first frequency. The second correlation signal corresponds to a second correlation between the input signal and a second test signal. The second test signal has a second frequency. The relative response signal corresponds to a relative response of the second frequency in the first correlation signal.Type: ApplicationFiled: November 10, 2015Publication date: May 12, 2016Inventors: Brian T. BRUNN, Rangakrishnan SRINIVASAN, Gregory T. UEHARA, Marc LEROUX, Zhiguo WANG, Jari Juhani VAHE, Rohit MAINKAR