Patents by Inventor Rui A. Monteiro
Rui A. Monteiro 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: 12230454Abstract: The present invention is related to a polymer dispersion comprising first conductive polymer particles having a positive Z-potential and second conductive polymer particles having a negative Z-potential, a method of forming the polymer dispersion, a method of making a capacitor comprising the polymer dispersion and a capacitor comprising the polymer dispersion.Type: GrantFiled: February 20, 2024Date of Patent: February 18, 2025Assignee: KEMET Electronics CorporationInventors: Victor Andoralov, Vania Pais, Débora Sá, Rui A. Monteiro
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Publication number: 20240203666Abstract: The present invention is related to a polymer dispersion comprising first conductive polymer particles having a positive Z-potential and second conductive polymer particles having a negative Z-potential, a method of forming the polymer dispersion, a method of making a capacitor comprising the polymer dispersion and a capacitor comprising the polymer dispersion.Type: ApplicationFiled: February 20, 2024Publication date: June 20, 2024Inventors: Victor Andoralov, Vania Pais, Débora Sá, Rui A. Monteiro
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Patent number: 11935705Abstract: The present invention is related to a polymer dispersion comprising first conductive polymer particles having a positive Z-potential and second conductive polymer particles having a negative Z-potential, a method of forming the polymer dispersion, a method of making a capacitor comprising the polymer dispersion and a capacitor comprising the polymer dispersion.Type: GrantFiled: September 20, 2022Date of Patent: March 19, 2024Assignee: KEMET Electronics CorporationInventors: Victor Andoralov, Vania Pais, Débora Sá, Rui A. Monteiro
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Publication number: 20240029964Abstract: An improved dispersion, which is particularly suitable for use in forming a hybrid capacitor, and improved method for forming a hybrid capacitor, and an improved capacitor is provided. The method comprises forming a dispersion comprising a conductive polymer, a dispersing agent, a monomer of the conductive polymer and a molar excess of anionic counterion per mole of conductive polymer and monomer. The dispersion is homogenized to form a homogenized dispersion. A capacitor is formed comprising a conductive layer formed from the homogenized dispersion.Type: ApplicationFiled: June 29, 2023Publication date: January 25, 2024Inventors: Vania Pais, Joao Parada, Débora Sá, Felipe Schmidt, Rui A. Monteiro, Victor Andoralov
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Publication number: 20230095299Abstract: The present invention is related to a polymer dispersion comprising first conductive polymer particles having a positive Z-potential and second conductive polymer particles having a negative Z-potential, a method of forming the polymer dispersion, a method of making a capacitor comprising the polymer dispersion and a capacitor comprising the polymer dispersion.Type: ApplicationFiled: September 20, 2022Publication date: March 30, 2023Inventors: Victor Andoralov, Vania Pais, Débora Sá, Rui A. Monteiro
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Patent number: 11600450Abstract: Provided is a capacitor, and more preferably a hybrid capacitor, and a method of making the capacitor. The capacitor comprises an anode, with a dielectric on the anode, and a cathode with a barrier layer on the cathode. A separator, conductive polymer, liquid electrolyte and stabilizer are between the anode and cathode.Type: GrantFiled: August 18, 2021Date of Patent: March 7, 2023Assignee: KEMET Electronics CorporationInventors: Victor Andoralov, Vania Pais, Débora Sá, Miguel Evaristo, Rui A. Monteiro
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Patent number: 11398357Abstract: An improved capacitor is provided. The capacitor comprises a working element wherein the working element comprises an anode comprising a first dielectric on the anode, a cathode and a conductive separator between the first dielectric and cathode. The conductive separator comprises a separator and a first conductive polymer wherein the first conductive polymer at least partially encapsulates the separator. A second conductive polymer at least partially encapsulates the first conductive polymer and wherein the first conductive polymer has a higher conductivity than the second conductive polymer. An anode lead is in electrical contact with the anode and a cathode lead is in electrical contact with the cathode.Type: GrantFiled: March 10, 2021Date of Patent: July 26, 2022Assignee: KEMET Electronics CorporationInventors: Victor Andoralov, Miguel Evaristo, Rui A. Monteiro, Philip M. Lessner
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Publication number: 20220059296Abstract: Provided is a capacitor, and more preferably a hybrid capacitor, and a method of making the capacitor. The capacitor comprises an anode, with a dielectric on the anode, and a cathode with a barrier layer on the cathode.Type: ApplicationFiled: August 18, 2021Publication date: February 24, 2022Inventors: Victor Andoralov, Vania Pais, Débora Sá, Miguel Evaristo, Rui A. Monteiro
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Patent number: 11152161Abstract: An improved capacitor is provided. The capacitor comprises a working element wherein the working element comprises an anode comprising a first dielectric on the anode, a cathode and a conductive separator between the first dielectric and cathode. The conductive separator comprises a separator and a first conductive polymer wherein the first conductive polymer at least partially encapsulates the separator. A second conductive polymer at least partially encapsulates the first conductive polymer and wherein the first conductive polymer has a higher conductivity than the second conductive polymer. An anode lead is in electrical contact with the anode and a cathode lead is in electrical contact with the cathode.Type: GrantFiled: September 3, 2019Date of Patent: October 19, 2021Assignee: KEMET Electronics CorporationInventors: Victor Andoralov, Miguel Evaristo, Rui A. Monteiro, Philip M. Lessner
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Publication number: 20210193400Abstract: An improved capacitor is provided. The capacitor comprises a working element wherein the working element comprises an anode comprising a first dielectric on the anode, a cathode and a conductive separator between the first dielectric and cathode. The conductive separator comprises a separator and a first conductive polymer wherein the first conductive polymer at least partially encapsulates the separator. A second conductive polymer at least partially encapsulates the first conductive polymer and wherein the first conductive polymer has a higher conductivity than the second conductive polymer. An anode lead is in electrical contact with the anode and a cathode lead is in electrical contact with the cathode.Type: ApplicationFiled: March 10, 2021Publication date: June 24, 2021Applicant: KEMET Electronics CorporationInventors: Victor Andoralov, Miguel Evaristo, Rui A. Monteiro, Philip M. Lessner
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Publication number: 20210065994Abstract: An improved capacitor is provided. The capacitor comprises a working element wherein the working element comprises an anode comprising a first dielectric on the anode, a cathode and a conductive separator between the first dielectric and cathode. The conductive separator comprises a separator and a first conductive polymer wherein the first conductive polymer at least partially encapsulates the separator. A second conductive polymer at least partially encapsulates the first conductive polymer and wherein the first conductive polymer has a higher conductivity than the second conductive polymer. An anode lead is in electrical contact with the anode and a cathode lead is in electrical contact with the cathode.Type: ApplicationFiled: September 3, 2019Publication date: March 4, 2021Inventors: Victor Andoralov, Miguel Evaristo, Rui A. Monteiro, Philip M. Lessner
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Publication number: 20160176203Abstract: An assembly (15) for pretreating at least one object (5) intended to be printed with at least one ink, the assembly including a frame (34), and at least one pretreatment unit (36) suitable for applying, on a surface (7) of the object, at least one ink adhesion promoter, and obtaining a coated surface (7). The assembly comprises a wiping unit (38) suitable for wiping the coated surface (7) in order to obtain an at least partially wiped surface, the object being in a wiping position in which it is situated across from the wiping unit.Type: ApplicationFiled: December 16, 2015Publication date: June 23, 2016Inventors: Jean-Louis Dubuit, Rui Monteiro, Daniel Tronçon
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Patent number: 9162503Abstract: A machine for printing an object includes: a chassis, at least four inkjet printing heads respectively suitable for orienting jets of ink toward the object in at least four printing directions, and a system for maintaining and moving printing heads fastened on the chassis and suitable for moving the printing heads between a number of positions relative to the chassis. The system is suitable so that, in each of the number of positions, the printing directions are separate from one another and pass through a same central axis (C). The central axes correspond to the number of positions respectively situated at a number of distances (D) from the chassis.Type: GrantFiled: July 31, 2014Date of Patent: October 20, 2015Assignee: MACHINES DUBUITInventors: Rui Monteiro, François Dumenil
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Patent number: 9145004Abstract: A printing machine including a calibration bezel. The calibration bezel includes a central opening coaxial to the axis of rotation of the core such that an object to be printed passes through the central opening before being printed by the printing station. The calibration bezel includes moving elements movable between a tightened position in which the central opening is small, and a loose position in which the central opening is large, and means for moving the movable moving elements between the positions so that the calibration bezel is in the tightened position when an object is transferred from the transport means to the printing station at least until the central opening is crossed by one end of the object and in the loose position when an object is transferred from the transport means to the printing station.Type: GrantFiled: October 21, 2013Date of Patent: September 29, 2015Assignee: MACHINES DUBUITInventors: Daniel Tronçon, Rui Monteiro, Jean-Louis Dubuit, Didier Trolio
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Publication number: 20150035897Abstract: A machine for printing an object includes: a chassis, at least four inkjet printing heads respectively suitable for orienting jets of ink toward the object in at least four printing directions, and a system for maintaining and moving printing heads fastened on the chassis and suitable for moving the printing heads between a number of positions relative to the chassis. The system is suitable so that, in each of the number of positions, the printing directions are separate from one another and pass through a same central axis (C). The central axes correspond to the number of positions respectively situated at a number of distances (D) from the chassis.Type: ApplicationFiled: July 31, 2014Publication date: February 5, 2015Inventors: Rui Monteiro, François Dumenil
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Publication number: 20140111588Abstract: A printing machine including a calibration bezel. The calibration bezel includes a central opening coaxial to the axis of rotation of the core such that an object to be printed passes through the central opening before being printed by the printing station. The calibration bezel includes moving elements movable between a tightened position in which the central opening is small, and a loose position in which the central opening is large, and means for moving the movable moving elements between the positions so that the calibration bezel is in the tightened position when an object is transferred from the transport means to the printing station at least until the central opening is crossed by one end of the object and in the loose position when an object is transferred from the transport means to the printing station.Type: ApplicationFiled: October 21, 2013Publication date: April 24, 2014Applicant: MACHINES DUBUITInventors: Daniel TRONÇON, Rui MONTEIRO, Jean-Louis DUBUIT, Didier TROLIO